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- /* -----------------------------------------------------------------------------
- * This file is part of SWIG, which is licensed as a whole under version 3
- * (or any later version) of the GNU General Public License. Some additional
- * terms also apply to certain portions of SWIG. The full details of the SWIG
- * license and copyrights can be found in the LICENSE and COPYRIGHT files
- * included with the SWIG source code as distributed by the SWIG developers
- * and at https://www.swig.org/legal.html.
- *
- * java.cxx
- *
- * Java language module for SWIG.
- * ----------------------------------------------------------------------------- */
- #include "swigmod.h"
- #include "cparse.h"
- #include <limits.h> // for INT_MAX
- #include <ctype.h>
- #include "javadoc.h"
- /* Hash type used for upcalls from C/C++ */
- typedef DOH UpcallData;
- class JAVA:public Language {
- static const char *usage;
- const String *empty_string;
- const String *public_string;
- const String *protected_string;
- Hash *swig_types_hash;
- File *f_begin;
- File *f_runtime;
- File *f_runtime_h;
- File *f_header;
- File *f_wrappers;
- File *f_init;
- File *f_directors;
- File *f_directors_h;
- List *filenames_list;
- bool proxy_flag; // Flag for generating proxy classes
- bool nopgcpp_flag; // Flag for suppressing the premature garbage collection prevention parameter
- bool native_function_flag; // Flag for when wrapping a native function
- bool enum_constant_flag; // Flag for when wrapping an enum or constant
- bool static_flag; // Flag for when wrapping a static functions or member variables
- bool variable_wrapper_flag; // Flag for when wrapping a nonstatic member variable
- bool wrapping_member_flag; // Flag for when wrapping a member variable/enum/const
- bool global_variable_flag; // Flag for when wrapping a global variable
- bool old_variable_names; // Flag for old style variable names in the intermediary class
- bool member_func_flag; // flag set when wrapping a member function
- bool doxygen; //flag for converting found doxygen to javadoc
- bool comment_creation_chatter; //flag for getting information about where comments were created in java.cxx
-
- String *imclass_name; // intermediary class name
- String *module_class_name; // module class name
- String *constants_interface_name; // constants interface name
- String *imclass_class_code; // intermediary class code
- String *proxy_class_def;
- String *proxy_class_code;
- String *interface_class_code; // if %feature("interface") was declared for a class, here goes the interface declaration
- String *module_class_code;
- String *proxy_class_name; // proxy class name
- String *full_proxy_class_name;// fully qualified proxy class name when using nspace feature, otherwise same as proxy_class_name
- String *full_imclass_name; // fully qualified intermediary class name when using nspace feature, otherwise same as imclass_name
- String *variable_name; //Name of a variable being wrapped
- String *proxy_class_constants_code;
- String *module_class_constants_code;
- String *enum_code;
- String *package; // Optional package name
- String *jnipackage; // Package name used in the JNI code
- String *package_path; // Package name used internally by JNI (slashes)
- String *imclass_imports; //intermediary class imports from %pragma
- String *module_imports; //module imports from %pragma
- String *imclass_baseclass; //inheritance for intermediary class class from %pragma
- String *imclass_package; //package in which to generate the intermediary class
- String *module_baseclass; //inheritance for module class from %pragma
- String *imclass_interfaces; //interfaces for intermediary class class from %pragma
- String *module_interfaces; //interfaces for module class from %pragma
- String *imclass_class_modifiers; //class modifiers for intermediary class overridden by %pragma
- String *module_class_modifiers; //class modifiers for module class overridden by %pragma
- String *upcasts_code; //C++ casts for inheritance hierarchies C++ code
- String *imclass_cppcasts_code; //C++ casts up inheritance hierarchies intermediary class code
- String *imclass_directors; // Intermediate class director code
- String *destructor_call; //C++ destructor call if any
- String *destructor_throws_clause; //C++ destructor throws clause if any
- // Director method stuff:
- List *dmethods_seq;
- Hash *dmethods_table;
- int n_dmethods;
- int n_directors;
- int first_class_dmethod;
- int curr_class_dmethod;
- int nesting_depth;
- enum EnumFeature { SimpleEnum, TypeunsafeEnum, TypesafeEnum, ProperEnum };
- public:
- /* -----------------------------------------------------------------------------
- * JAVA()
- * ----------------------------------------------------------------------------- */
- JAVA():empty_string(NewString("")),
- public_string(NewString("public")),
- protected_string(NewString("protected")),
- swig_types_hash(NULL),
- f_begin(NULL),
- f_runtime(NULL),
- f_runtime_h(NULL),
- f_header(NULL),
- f_wrappers(NULL),
- f_init(NULL),
- f_directors(NULL),
- f_directors_h(NULL),
- filenames_list(NULL),
- proxy_flag(true),
- nopgcpp_flag(false),
- native_function_flag(false),
- enum_constant_flag(false),
- static_flag(false),
- variable_wrapper_flag(false),
- wrapping_member_flag(false),
- global_variable_flag(false),
- old_variable_names(false),
- member_func_flag(false),
- doxygen(false),
- comment_creation_chatter(false),
- imclass_name(NULL),
- module_class_name(NULL),
- constants_interface_name(NULL),
- imclass_class_code(NULL),
- proxy_class_def(NULL),
- proxy_class_code(NULL),
- interface_class_code(NULL),
- module_class_code(NULL),
- proxy_class_name(NULL),
- full_proxy_class_name(NULL),
- full_imclass_name(NULL),
- variable_name(NULL),
- proxy_class_constants_code(NULL),
- module_class_constants_code(NULL),
- enum_code(NULL),
- package(NULL),
- jnipackage(NULL),
- package_path(NULL),
- imclass_imports(NULL),
- module_imports(NULL),
- imclass_baseclass(NULL),
- imclass_package(NULL),
- module_baseclass(NULL),
- imclass_interfaces(NULL),
- module_interfaces(NULL),
- imclass_class_modifiers(NULL),
- module_class_modifiers(NULL),
- upcasts_code(NULL),
- imclass_cppcasts_code(NULL),
- imclass_directors(NULL),
- destructor_call(NULL),
- destructor_throws_clause(NULL),
- dmethods_seq(NULL),
- dmethods_table(NULL),
- n_dmethods(0),
- n_directors(0),
- first_class_dmethod(0),
- curr_class_dmethod(0),
- nesting_depth(0){
- /* for now, multiple inheritance in directors is disabled, this
- should be easy to implement though */
- director_multiple_inheritance = 0;
- director_language = 1;
- }
-
- ~JAVA() {
- delete doxygenTranslator;
- }
- /* -----------------------------------------------------------------------------
- * constructIntermediateClassName()
- *
- * Construct the fully qualified name of the intermediate class and set
- * the full_imclass_name attribute accordingly.
- * ----------------------------------------------------------------------------- */
- void constructIntermediateClassName(Node *n) {
- String *nspace = Getattr(n, "sym:nspace");
- if (imclass_package && package)
- full_imclass_name = NewStringf("%s.%s.%s", package, imclass_package, imclass_name);
- else if (package && nspace)
- full_imclass_name = NewStringf("%s.%s", package, imclass_name);
- else if (imclass_package)
- full_imclass_name = NewStringf("%s.%s", imclass_package, imclass_name);
- else
- full_imclass_name = NewStringf("%s", imclass_name);
- if (nspace && !package) {
- String *name = Getattr(n, "name") ? Getattr(n, "name") : NewString("<unnamed>");
- Swig_warning(WARN_JAVA_NSPACE_WITHOUT_PACKAGE, Getfile(n), Getline(n),
- "The nspace feature is used on '%s' without -package. "
- "The generated code may not compile as Java does not support types declared in a named package accessing types declared in an unnamed package.\n", SwigType_namestr(name));
- }
- }
- /* -----------------------------------------------------------------------------
- * getProxyName()
- *
- * Test to see if a type corresponds to something wrapped with a proxy class.
- * Return NULL if not otherwise the proxy class name, fully qualified with
- * package name if the nspace feature is used, unless jnidescriptor is true as
- * the package name is handled differently (unfortunately for legacy reasons).
- * ----------------------------------------------------------------------------- */
-
- String *getProxyName(SwigType *t, bool jnidescriptor = false) {
- String *proxyname = NULL;
- if (proxy_flag) {
- Node *n = classLookup(t);
- if (n) {
- proxyname = Getattr(n, "proxyname");
- if (!proxyname || jnidescriptor) {
- String *nspace = Getattr(n, "sym:nspace");
- String *symname = Copy(Getattr(n, "sym:name"));
- if (symname && !GetFlag(n, "feature:flatnested")) {
- for (Node *outer_class = Getattr(n, "nested:outer"); outer_class; outer_class = Getattr(outer_class, "nested:outer")) {
- if (String* name = Getattr(outer_class, "sym:name")) {
- Push(symname, jnidescriptor ? "$" : ".");
- Push(symname, name);
- }
- else
- return NULL;
- }
- }
- if (nspace) {
- if (package && !jnidescriptor)
- proxyname = NewStringf("%s.%s.%s", package, nspace, symname);
- else
- proxyname = NewStringf("%s.%s", nspace, symname);
- } else {
- proxyname = Copy(symname);
- }
- if (!jnidescriptor) {
- Setattr(n, "proxyname", proxyname); // Cache it
- Delete(proxyname);
- }
- Delete(symname);
- }
- }
- }
- return proxyname;
- }
- /* -----------------------------------------------------------------------------
- * makeValidJniName()
- * ----------------------------------------------------------------------------- */
- String *makeValidJniName(const String *name) {
- String *valid_jni_name = NewString(name);
- Replaceall(valid_jni_name, "_", "_1");
- return valid_jni_name;
- }
- /* ------------------------------------------------------------
- * main()
- * ------------------------------------------------------------ */
- virtual void main(int argc, char *argv[]) {
- SWIG_library_directory("java");
- int doxygen_translator_flags = 0;
- // Look for certain command line options
- for (int i = 1; i < argc; i++) {
- if (argv[i]) {
- if (strcmp(argv[i], "-package") == 0) {
- if (argv[i + 1]) {
- package = NewString("");
- Printf(package, argv[i + 1]);
- if (Len(package) == 0) {
- Delete(package);
- package = 0;
- }
- Swig_mark_arg(i);
- Swig_mark_arg(i + 1);
- i++;
- } else {
- Swig_arg_error();
- }
- } else if ((strcmp(argv[i], "-shadow") == 0) || ((strcmp(argv[i], "-proxy") == 0))) {
- Printf(stderr, "Deprecated command line option: %s. Proxy classes are now generated by default.\n", argv[i]);
- Swig_mark_arg(i);
- proxy_flag = true;
- } else if ((strcmp(argv[i], "-doxygen") == 0)) {
- Swig_mark_arg(i);
- doxygen = true;
- scan_doxygen_comments = true;
- } else if ((strcmp(argv[i], "-debug-doxygen-translator") == 0)) {
- Swig_mark_arg(i);
- doxygen_translator_flags |= DoxygenTranslator::debug_translator;
- } else if ((strcmp(argv[i], "-debug-doxygen-parser") == 0)) {
- Swig_mark_arg(i);
- doxygen_translator_flags |= DoxygenTranslator::debug_parser;
- } else if ((strcmp(argv[i], "-noproxy") == 0)) {
- Swig_mark_arg(i);
- proxy_flag = false;
- } else if (strcmp(argv[i], "-nopgcpp") == 0) {
- Swig_mark_arg(i);
- nopgcpp_flag = true;
- } else if (strcmp(argv[i], "-oldvarnames") == 0) {
- Swig_mark_arg(i);
- old_variable_names = true;
- } else if (strcmp(argv[i], "-jnic") == 0) {
- Swig_mark_arg(i);
- Printf(stderr, "Deprecated command line option: -jnic. C JNI calling convention now used when -c++ not specified.\n");
- } else if (strcmp(argv[i], "-nofinalize") == 0) {
- Swig_mark_arg(i);
- Printf(stderr, "Deprecated command line option: -nofinalize. Use the new javafinalize typemap instead.\n");
- } else if (strcmp(argv[i], "-jnicpp") == 0) {
- Swig_mark_arg(i);
- Printf(stderr, "Deprecated command line option: -jnicpp. C++ JNI calling convention now used when -c++ specified.\n");
- } else if (strcmp(argv[i], "-help") == 0) {
- Printf(stdout, "%s\n", usage);
- }
- }
- }
-
- if (doxygen)
- doxygenTranslator = new JavaDocConverter(doxygen_translator_flags);
- // Add a symbol to the parser for conditional compilation
- Preprocessor_define("SWIGJAVA 1", 0);
- // Add typemap definitions
- SWIG_typemap_lang("java");
- SWIG_config_file("java.swg");
- allow_overloading();
- Swig_interface_feature_enable();
- }
- /* ---------------------------------------------------------------------
- * top()
- * --------------------------------------------------------------------- */
- virtual int top(Node *n) {
- // Get any options set in the module directive
- Node *optionsnode = Getattr(Getattr(n, "module"), "options");
- if (optionsnode) {
- if (Getattr(optionsnode, "jniclassname"))
- imclass_name = Copy(Getattr(optionsnode, "jniclassname"));
- /* check if directors are enabled for this module. note: this
- * is a "master" switch, without which no director code will be
- * emitted. %feature("director") statements are also required
- * to enable directors for individual classes or methods.
- *
- * use %module(directors="1") modulename at the start of the
- * interface file to enable director generation.
- */
- if (Getattr(optionsnode, "directors")) {
- allow_directors();
- }
- if (Getattr(optionsnode, "dirprot")) {
- allow_dirprot();
- }
- allow_allprotected(GetFlag(optionsnode, "allprotected"));
- }
- /* Initialize all of the output files */
- String *outfile = Getattr(n, "outfile");
- String *outfile_h = Getattr(n, "outfile_h");
- if (!outfile) {
- Printf(stderr, "Unable to determine outfile\n");
- Exit(EXIT_FAILURE);
- }
- f_begin = NewFile(outfile, "w", SWIG_output_files());
- if (!f_begin) {
- FileErrorDisplay(outfile);
- Exit(EXIT_FAILURE);
- }
- if (directorsEnabled()) {
- if (!outfile_h) {
- Printf(stderr, "Unable to determine outfile_h\n");
- Exit(EXIT_FAILURE);
- }
- f_runtime_h = NewFile(outfile_h, "w", SWIG_output_files());
- if (!f_runtime_h) {
- FileErrorDisplay(outfile_h);
- Exit(EXIT_FAILURE);
- }
- }
- f_runtime = NewString("");
- f_init = NewString("");
- f_header = NewString("");
- f_wrappers = NewString("");
- f_directors_h = NewString("");
- f_directors = NewString("");
- /* Register file targets with the SWIG file handler */
- Swig_register_filebyname("begin", f_begin);
- Swig_register_filebyname("header", f_header);
- Swig_register_filebyname("wrapper", f_wrappers);
- Swig_register_filebyname("runtime", f_runtime);
- Swig_register_filebyname("init", f_init);
- Swig_register_filebyname("director", f_directors);
- Swig_register_filebyname("director_h", f_directors_h);
- swig_types_hash = NewHash();
- filenames_list = NewList();
- // Make the intermediary class and module class names. The intermediary class name can be set in the module directive.
- if (!imclass_name) {
- imclass_name = NewStringf("%sJNI", Getattr(n, "name"));
- module_class_name = Copy(Getattr(n, "name"));
- } else {
- // Rename the module name if it is the same as intermediary class name - a backwards compatibility solution
- if (Cmp(imclass_name, Getattr(n, "name")) == 0)
- module_class_name = NewStringf("%sModule", Getattr(n, "name"));
- else
- module_class_name = Copy(Getattr(n, "name"));
- }
- constants_interface_name = NewStringf("%sConstants", module_class_name);
- // module class and intermediary classes are always created
- if (!addSymbol(imclass_name, n))
- return SWIG_ERROR;
- if (!addSymbol(module_class_name, n))
- return SWIG_ERROR;
- imclass_class_code = NewString("");
- proxy_class_def = NewString("");
- proxy_class_code = NewString("");
- module_class_constants_code = NewString("");
- imclass_baseclass = NewString("");
- imclass_package = NULL;
- imclass_interfaces = NewString("");
- imclass_class_modifiers = NewString("");
- module_class_code = NewString("");
- module_baseclass = NewString("");
- module_interfaces = NewString("");
- module_imports = NewString("");
- module_class_modifiers = NewString("");
- imclass_imports = NewString("");
- imclass_cppcasts_code = NewString("");
- imclass_directors = NewString("");
- upcasts_code = NewString("");
- dmethods_seq = NewList();
- dmethods_table = NewHash();
- n_dmethods = 0;
- n_directors = 0;
- jnipackage = NewString("");
- package_path = NewString("");
- Swig_banner(f_begin);
- Swig_obligatory_macros(f_runtime, "JAVA");
- if (directorsEnabled()) {
- Printf(f_runtime, "#define SWIG_DIRECTORS\n");
- /* Emit initial director header and director code: */
- Swig_banner(f_directors_h);
- Printf(f_directors_h, "\n");
- Printf(f_directors_h, "#ifndef SWIG_%s_WRAP_H_\n", module_class_name);
- Printf(f_directors_h, "#define SWIG_%s_WRAP_H_\n\n", module_class_name);
- Printf(f_directors, "\n\n");
- Printf(f_directors, "/* ---------------------------------------------------\n");
- Printf(f_directors, " * C++ director class methods\n");
- Printf(f_directors, " * --------------------------------------------------- */\n\n");
- if (outfile_h) {
- String *filename = Swig_file_filename(outfile_h);
- Printf(f_directors, "#include \"%s\"\n\n", filename);
- Delete(filename);
- }
- }
- Printf(f_runtime, "\n");
- String *wrapper_name = NewString("");
- if (package) {
- String *jniname = makeValidJniName(package);
- Printv(jnipackage, jniname, NIL);
- Delete(jniname);
- Replaceall(jnipackage, ".", "_");
- Append(jnipackage, "_");
- Printv(package_path, package, NIL);
- Replaceall(package_path, ".", "/");
- }
- String *jniname = makeValidJniName(imclass_name);
- Printf(wrapper_name, "Java_%s%s_%%f", jnipackage, jniname);
- Delete(jniname);
- Swig_name_register("wrapper", Char(wrapper_name));
- if (old_variable_names) {
- Swig_name_register("set", "set_%n%v");
- Swig_name_register("get", "get_%n%v");
- }
- Delete(wrapper_name);
- Printf(f_wrappers, "\n#ifdef __cplusplus\n");
- Printf(f_wrappers, "extern \"C\" {\n");
- Printf(f_wrappers, "#endif\n\n");
- /* Emit code */
- Language::top(n);
- if (directorsEnabled()) {
- // Insert director runtime into the f_runtime file (make it occur before %header section)
- Swig_insert_file("director_common.swg", f_runtime);
- Swig_insert_file("director.swg", f_runtime);
- }
- // Generate the intermediary class
- {
- String *filen = NewStringf("%s%s.java", outputDirectory(imclass_package), imclass_name);
- File *f_im = NewFile(filen, "w", SWIG_output_files());
- if (!f_im) {
- FileErrorDisplay(filen);
- Exit(EXIT_FAILURE);
- }
- Append(filenames_list, Copy(filen));
- Delete(filen);
- filen = NULL;
- // Start writing out the intermediary class file
- emitBanner(f_im);
- if (imclass_package && package)
- Printf(f_im, "package %s.%s;", package, imclass_package);
- else if (imclass_package)
- Printf(f_im, "package %s;", imclass_package);
- else if (package)
- Printf(f_im, "package %s;\n", package);
- if (imclass_imports)
- Printf(f_im, "%s\n", imclass_imports);
- if (Len(imclass_class_modifiers) > 0)
- Printf(f_im, "%s ", imclass_class_modifiers);
- Printf(f_im, "%s ", imclass_name);
- if (imclass_baseclass && *Char(imclass_baseclass))
- Printf(f_im, "extends %s ", imclass_baseclass);
- if (Len(imclass_interfaces) > 0)
- Printv(f_im, "implements ", imclass_interfaces, " ", NIL);
- Printf(f_im, "{\n");
- // Add the intermediary class methods
- Replaceall(imclass_class_code, "$module", module_class_name);
- Replaceall(imclass_class_code, "$imclassname", imclass_name);
- Printv(f_im, imclass_class_code, NIL);
- Printv(f_im, imclass_cppcasts_code, NIL);
- if (Len(imclass_directors) > 0)
- Printv(f_im, "\n", imclass_directors, NIL);
- if (n_dmethods > 0) {
- Putc('\n', f_im);
- Printf(f_im, " private final static native void swig_module_init();\n");
- Printf(f_im, " static {\n");
- Printf(f_im, " swig_module_init();\n");
- Printf(f_im, " }\n");
- }
- // Finish off the class
- Printf(f_im, "}\n");
- Delete(f_im);
- }
- // Generate the Java module class
- {
- String *filen = NewStringf("%s%s.java", SWIG_output_directory(), module_class_name);
- File *f_module = NewFile(filen, "w", SWIG_output_files());
- if (!f_module) {
- FileErrorDisplay(filen);
- Exit(EXIT_FAILURE);
- }
- Append(filenames_list, Copy(filen));
- Delete(filen);
- filen = NULL;
- // Start writing out the module class file
- emitBanner(f_module);
- if (package)
- Printf(f_module, "package %s;\n", package);
- if (module_imports)
- Printf(f_module, "%s\n", module_imports);
- if (doxygen && doxygenTranslator->hasDocumentation(n)) {
- String *doxygen_comments = doxygenTranslator->getDocumentation(n, 0);
- if (comment_creation_chatter)
- Printf(f_module, "/* This was generated from top() */\n");
- Printv(f_module, Char(doxygen_comments), NIL);
- Delete(doxygen_comments);
- }
- if (Len(module_class_modifiers) > 0)
- Printf(f_module, "%s ", module_class_modifiers);
- Printf(f_module, "%s ", module_class_name);
- if (module_baseclass && *Char(module_baseclass))
- Printf(f_module, "extends %s ", module_baseclass);
- if (Len(module_interfaces) > 0) {
- if (Len(module_class_constants_code) != 0)
- Printv(f_module, "implements ", constants_interface_name, ", ", module_interfaces, " ", NIL);
- else
- Printv(f_module, "implements ", module_interfaces, " ", NIL);
- } else {
- if (Len(module_class_constants_code) != 0)
- Printv(f_module, "implements ", constants_interface_name, " ", NIL);
- }
- Printf(f_module, "{\n");
- Replaceall(module_class_code, "$module", module_class_name);
- Replaceall(module_class_constants_code, "$module", module_class_name);
- Replaceall(module_class_code, "$imclassname", imclass_name);
- Replaceall(module_class_constants_code, "$imclassname", imclass_name);
- // Add the wrapper methods
- Printv(f_module, module_class_code, NIL);
- // Finish off the class
- Printf(f_module, "}\n");
- Delete(f_module);
- }
- // Generate the Java constants interface
- if (Len(module_class_constants_code) != 0) {
- String *filen = NewStringf("%s%s.java", SWIG_output_directory(), constants_interface_name);
- File *f_module = NewFile(filen, "w", SWIG_output_files());
- if (!f_module) {
- FileErrorDisplay(filen);
- Exit(EXIT_FAILURE);
- }
- Append(filenames_list, Copy(filen));
- Delete(filen);
- filen = NULL;
- // Start writing out the Java constants interface file
- emitBanner(f_module);
- if (package)
- Printf(f_module, "package %s;\n", package);
- if (module_imports)
- Printf(f_module, "%s\n", module_imports);
- Printf(f_module, "public interface %s {\n", constants_interface_name);
- // Write out all the global constants
- Printv(f_module, module_class_constants_code, NIL);
- // Finish off the Java interface
- Printf(f_module, "}\n");
- Delete(f_module);
- }
- if (upcasts_code)
- Printv(f_wrappers, upcasts_code, NIL);
- emitDirectorUpcalls();
- Printf(f_wrappers, "#ifdef __cplusplus\n");
- Printf(f_wrappers, "}\n");
- Printf(f_wrappers, "#endif\n");
- // Output a Java type wrapper class for each SWIG type
- for (Iterator swig_type = First(swig_types_hash); swig_type.key; swig_type = Next(swig_type)) {
- emitTypeWrapperClass(swig_type.key, swig_type.item);
- }
- // Check for overwriting file problems on filesystems that are case insensitive
- Iterator it1;
- Iterator it2;
- for (it1 = First(filenames_list); it1.item; it1 = Next(it1)) {
- String *item1_lower = Swig_string_lower(it1.item);
- for (it2 = Next(it1); it2.item; it2 = Next(it2)) {
- String *item2_lower = Swig_string_lower(it2.item);
- if (it1.item && it2.item) {
- if (Strcmp(item1_lower, item2_lower) == 0) {
- Swig_warning(WARN_LANG_PORTABILITY_FILENAME, input_file, line_number,
- "Portability warning: File %s will be overwritten by %s on case insensitive filesystems such as "
- "Windows' FAT32 and NTFS unless the class/module name is renamed\n", it1.item, it2.item);
- }
- }
- Delete(item2_lower);
- }
- Delete(item1_lower);
- }
- Delete(swig_types_hash);
- swig_types_hash = NULL;
- Delete(filenames_list);
- filenames_list = NULL;
- Delete(imclass_name);
- imclass_name = NULL;
- Delete(imclass_class_code);
- imclass_class_code = NULL;
- Delete(proxy_class_def);
- proxy_class_def = NULL;
- Delete(proxy_class_code);
- proxy_class_code = NULL;
- Delete(module_class_constants_code);
- module_class_constants_code = NULL;
- Delete(imclass_baseclass);
- imclass_baseclass = NULL;
- Delete(imclass_package);
- imclass_package = NULL;
- Delete(imclass_interfaces);
- imclass_interfaces = NULL;
- Delete(imclass_class_modifiers);
- imclass_class_modifiers = NULL;
- Delete(module_class_name);
- module_class_name = NULL;
- Delete(constants_interface_name);
- constants_interface_name = NULL;
- Delete(module_class_code);
- module_class_code = NULL;
- Delete(module_baseclass);
- module_baseclass = NULL;
- Delete(module_interfaces);
- module_interfaces = NULL;
- Delete(module_imports);
- module_imports = NULL;
- Delete(module_class_modifiers);
- module_class_modifiers = NULL;
- Delete(imclass_imports);
- imclass_imports = NULL;
- Delete(imclass_cppcasts_code);
- imclass_cppcasts_code = NULL;
- Delete(imclass_directors);
- imclass_directors = NULL;
- Delete(upcasts_code);
- upcasts_code = NULL;
- Delete(package);
- package = NULL;
- Delete(jnipackage);
- jnipackage = NULL;
- Delete(package_path);
- package_path = NULL;
- Delete(dmethods_seq);
- dmethods_seq = NULL;
- Delete(dmethods_table);
- dmethods_table = NULL;
- n_dmethods = 0;
- /* Close all of the files */
- Dump(f_header, f_runtime);
- if (directorsEnabled()) {
- Dump(f_directors, f_runtime);
- Dump(f_directors_h, f_runtime_h);
- Printf(f_runtime_h, "\n");
- Printf(f_runtime_h, "#endif\n");
- Delete(f_runtime_h);
- f_runtime_h = NULL;
- Delete(f_directors);
- f_directors = NULL;
- Delete(f_directors_h);
- f_directors_h = NULL;
- }
- Dump(f_wrappers, f_runtime);
- Wrapper_pretty_print(f_init, f_runtime);
- Delete(f_header);
- Delete(f_wrappers);
- Delete(f_init);
- Dump(f_runtime, f_begin);
- Delete(f_runtime);
- Delete(f_begin);
- return SWIG_OK;
- }
- /* -----------------------------------------------------------------------------
- * emitBanner()
- * ----------------------------------------------------------------------------- */
- void emitBanner(File *f) {
- Printf(f, "/* ----------------------------------------------------------------------------\n");
- Swig_banner_target_lang(f, " *");
- Printf(f, " * ----------------------------------------------------------------------------- */\n\n");
- }
- /*-----------------------------------------------------------------------
- * Add new director upcall signature
- *----------------------------------------------------------------------*/
- UpcallData *addUpcallMethod(String *imclass_method, String *class_method, String *imclass_desc, String *class_desc, String *decl) {
- String *key = NewStringf("%s|%s", imclass_method, decl);
- ++curr_class_dmethod;
- String *imclass_methodidx = NewStringf("%d", n_dmethods);
- String *class_methodidx = NewStringf("%d", n_dmethods - first_class_dmethod);
- n_dmethods++;
- Hash *new_udata = NewHash();
- Append(dmethods_seq, new_udata);
- Setattr(dmethods_table, key, new_udata);
- Setattr(new_udata, "method", Copy(class_method));
- Setattr(new_udata, "fdesc", Copy(class_desc));
- Setattr(new_udata, "imclass_method", Copy(imclass_method));
- Setattr(new_udata, "imclass_fdesc", Copy(imclass_desc));
- Setattr(new_udata, "imclass_methodidx", imclass_methodidx);
- Setattr(new_udata, "class_methodidx", class_methodidx);
- Setattr(new_udata, "decl", Copy(decl));
- Delete(key);
- return new_udata;
- }
- /*-----------------------------------------------------------------------
- * Get director upcall signature
- *----------------------------------------------------------------------*/
- UpcallData *getUpcallMethodData(String *director_class, String *decl) {
- String *key = NewStringf("%s|%s", director_class, decl);
- UpcallData *udata = Getattr(dmethods_table, key);
- Delete(key);
- return udata;
- }
- /* ----------------------------------------------------------------------
- * nativeWrapper()
- * ---------------------------------------------------------------------- */
- virtual int nativeWrapper(Node *n) {
- String *wrapname = Getattr(n, "wrap:name");
- if (!addSymbol(wrapname, n, imclass_name))
- return SWIG_ERROR;
- if (Getattr(n, "type")) {
- Swig_save("nativeWrapper", n, "name", NIL);
- Setattr(n, "name", wrapname);
- native_function_flag = true;
- functionWrapper(n);
- Swig_restore(n);
- native_function_flag = false;
- } else {
- Swig_error(input_file, line_number, "No return type for %%native method %s.\n", Getattr(n, "wrap:name"));
- }
- return SWIG_OK;
- }
- /* ----------------------------------------------------------------------
- * functionWrapper()
- * ---------------------------------------------------------------------- */
- virtual int functionWrapper(Node *n) {
- String *symname = Getattr(n, "sym:name");
- SwigType *t = Getattr(n, "type");
- ParmList *l = Getattr(n, "parms");
- String *tm;
- Parm *p;
- int i;
- String *c_return_type = NewString("");
- String *im_return_type = NewString("");
- String *cleanup = NewString("");
- String *outarg = NewString("");
- String *body = NewString("");
- int num_arguments = 0;
- int gencomma = 0;
- bool is_void_return;
- String *overloaded_name = getOverloadedName(n);
- String *nondir_args = NewString("");
- bool is_destructor = (Cmp(Getattr(n, "nodeType"), "destructor") == 0);
- if (!Getattr(n, "sym:overloaded")) {
- if (!addSymbol(symname, n, imclass_name))
- return SWIG_ERROR;
- }
- /*
- The rest of this function deals with generating the intermediary class wrapper function (that wraps
- a c/c++ function) and generating the JNI c code. Each Java wrapper function has a
- matching JNI c function call.
- */
- // A new wrapper function object
- Wrapper *f = NewWrapper();
- // Make a wrapper name for this function
- String *jniname = makeValidJniName(overloaded_name);
- String *wname = Swig_name_wrapper(jniname);
- Delete(jniname);
- /* Attach the non-standard typemaps to the parameter list. */
- Swig_typemap_attach_parms("jni", l, f);
- Swig_typemap_attach_parms("jtype", l, f);
- Swig_typemap_attach_parms("jstype", l, f);
- /* Get return types */
- if ((tm = Swig_typemap_lookup("jni", n, "", 0))) {
- Printf(c_return_type, "%s", tm);
- } else {
- Swig_warning(WARN_JAVA_TYPEMAP_JNI_UNDEF, input_file, line_number, "No jni typemap defined for %s\n", SwigType_str(t, 0));
- }
- if ((tm = Swig_typemap_lookup("jtype", n, "", 0))) {
- Printf(im_return_type, "%s", tm);
- } else {
- Swig_warning(WARN_JAVA_TYPEMAP_JTYPE_UNDEF, input_file, line_number, "No jtype typemap defined for %s\n", SwigType_str(t, 0));
- }
- is_void_return = (Cmp(c_return_type, "void") == 0);
- if (!is_void_return)
- Wrapper_add_localv(f, "jresult", c_return_type, "jresult = 0", NIL);
- Printv(f->def, "SWIGEXPORT ", c_return_type, " JNICALL ", wname, "(JNIEnv *jenv, jclass jcls", NIL);
- // Usually these function parameters are unused - The code below ensures
- // that compilers do not issue such a warning if configured to do so.
- Printv(f->code, " (void)jenv;\n", NIL);
- Printv(f->code, " (void)jcls;\n", NIL);
- // Emit all of the local variables for holding arguments.
- emit_parameter_variables(l, f);
- /* Attach the standard typemaps */
- emit_attach_parmmaps(l, f);
- // Parameter overloading
- Setattr(n, "wrap:parms", l);
- Setattr(n, "wrap:name", wname);
- // Wrappers not wanted for some methods where the parameters cannot be overloaded in Java
- if (Getattr(n, "sym:overloaded")) {
- // Emit warnings for the few cases that can't be overloaded in Java and give up on generating wrapper
- Swig_overload_check(n);
- if (Getattr(n, "overload:ignore")) {
- DelWrapper(f);
- return SWIG_OK;
- }
- }
- Printf(imclass_class_code, " public final static native %s %s(", im_return_type, overloaded_name);
- num_arguments = emit_num_arguments(l);
- // Now walk the function parameter list and generate code to get arguments
- for (i = 0, p = l; i < num_arguments; i++) {
- while (checkAttribute(p, "tmap:in:numinputs", "0")) {
- p = Getattr(p, "tmap:in:next");
- }
- SwigType *pt = Getattr(p, "type");
- String *ln = Getattr(p, "lname");
- String *im_param_type = NewString("");
- String *c_param_type = NewString("");
- String *arg = NewString("");
- Printf(arg, "j%s", ln);
- /* Get the JNI C types of the parameter */
- if ((tm = Getattr(p, "tmap:jni"))) {
- Printv(c_param_type, tm, NIL);
- } else {
- Swig_warning(WARN_JAVA_TYPEMAP_JNI_UNDEF, input_file, line_number, "No jni typemap defined for %s\n", SwigType_str(pt, 0));
- }
- /* Get the intermediary class parameter types of the parameter */
- if ((tm = Getattr(p, "tmap:jtype"))) {
- Printv(im_param_type, tm, NIL);
- } else {
- Swig_warning(WARN_JAVA_TYPEMAP_JTYPE_UNDEF, input_file, line_number, "No jtype typemap defined for %s\n", SwigType_str(pt, 0));
- }
- /* Add parameter to intermediary class method */
- if (gencomma)
- Printf(imclass_class_code, ", ");
- Printf(imclass_class_code, "%s %s", im_param_type, arg);
- // Add parameter to C function
- Printv(f->def, ", ", c_param_type, " ", arg, NIL);
- ++gencomma;
- // Premature garbage collection prevention parameter
- if (!is_destructor) {
- String *pgc_parameter = prematureGarbageCollectionPreventionParameter(pt, p);
- if (pgc_parameter) {
- Printf(imclass_class_code, ", %s %s_", pgc_parameter, arg);
- Printf(f->def, ", jobject %s_", arg);
- Printf(f->code, " (void)%s_;\n", arg);
- }
- }
- // Get typemap for this argument
- if ((tm = Getattr(p, "tmap:in"))) {
- addThrows(n, "tmap:in", p);
- Replaceall(tm, "$arg", arg); /* deprecated? */
- Replaceall(tm, "$input", arg);
- Setattr(p, "emit:input", arg);
- Printf(nondir_args, "%s\n", tm);
- p = Getattr(p, "tmap:in:next");
- } else {
- Swig_warning(WARN_TYPEMAP_IN_UNDEF, input_file, line_number, "Unable to use type %s as a function argument.\n", SwigType_str(pt, 0));
- p = nextSibling(p);
- }
- Delete(im_param_type);
- Delete(c_param_type);
- Delete(arg);
- }
- Printv(f->code, nondir_args, NIL);
- Delete(nondir_args);
- /* Insert constraint checking code */
- for (p = l; p;) {
- if ((tm = Getattr(p, "tmap:check"))) {
- addThrows(n, "tmap:check", p);
- Replaceall(tm, "$arg", Getattr(p, "emit:input")); /* deprecated? */
- Replaceall(tm, "$input", Getattr(p, "emit:input"));
- Printv(f->code, tm, "\n", NIL);
- p = Getattr(p, "tmap:check:next");
- } else {
- p = nextSibling(p);
- }
- }
- /* Insert cleanup code */
- for (p = l; p;) {
- if ((tm = Getattr(p, "tmap:freearg"))) {
- addThrows(n, "tmap:freearg", p);
- Replaceall(tm, "$arg", Getattr(p, "emit:input")); /* deprecated? */
- Replaceall(tm, "$input", Getattr(p, "emit:input"));
- Printv(cleanup, tm, "\n", NIL);
- p = Getattr(p, "tmap:freearg:next");
- } else {
- p = nextSibling(p);
- }
- }
- /* Insert argument output code */
- for (p = l; p;) {
- if ((tm = Getattr(p, "tmap:argout"))) {
- addThrows(n, "tmap:argout", p);
- Replaceall(tm, "$arg", Getattr(p, "emit:input")); /* deprecated? */
- Replaceall(tm, "$result", "jresult");
- Replaceall(tm, "$input", Getattr(p, "emit:input"));
- Printv(outarg, tm, "\n", NIL);
- p = Getattr(p, "tmap:argout:next");
- } else {
- p = nextSibling(p);
- }
- }
- // Get any Java exception classes in the throws typemap
- ParmList *throw_parm_list = NULL;
- if ((throw_parm_list = Getattr(n, "catchlist"))) {
- Swig_typemap_attach_parms("throws", throw_parm_list, f);
- for (p = throw_parm_list; p; p = nextSibling(p)) {
- if (Getattr(p, "tmap:throws")) {
- addThrows(n, "tmap:throws", p);
- }
- }
- }
- // Now write code to make the function call
- if (!native_function_flag) {
- Swig_director_emit_dynamic_cast(n, f);
- String *actioncode = emit_action(n);
- // Handle exception classes specified in the "except" feature's "throws" attribute
- addThrows(n, "feature:except", n);
- /* Return value if necessary */
- if ((tm = Swig_typemap_lookup_out("out", n, Swig_cresult_name(), f, actioncode))) {
- addThrows(n, "tmap:out", n);
- Replaceall(tm, "$result", "jresult");
- if (GetFlag(n, "feature:new"))
- Replaceall(tm, "$owner", "1");
- else
- Replaceall(tm, "$owner", "0");
- Printf(f->code, "%s", tm);
- if (Len(tm))
- Printf(f->code, "\n");
- } else {
- Swig_warning(WARN_TYPEMAP_OUT_UNDEF, input_file, line_number, "Unable to use return type %s in function %s.\n", SwigType_str(t, 0), Getattr(n, "name"));
- }
- emit_return_variable(n, t, f);
- }
- /* Output argument output code */
- Printv(f->code, outarg, NIL);
- /* Output cleanup code */
- Printv(f->code, cleanup, NIL);
- /* Look to see if there is any newfree cleanup code */
- if (GetFlag(n, "feature:new")) {
- if ((tm = Swig_typemap_lookup("newfree", n, Swig_cresult_name(), 0))) {
- addThrows(n, "tmap:newfree", n);
- Printf(f->code, "%s\n", tm);
- }
- }
- /* See if there is any return cleanup code */
- if (!native_function_flag) {
- if ((tm = Swig_typemap_lookup("ret", n, Swig_cresult_name(), 0))) {
- addThrows(n, "tmap:ret", n);
- Printf(f->code, "%s\n", tm);
- }
- }
- /* Finish C function and intermediary class function definitions */
- Printf(imclass_class_code, ")");
- generateThrowsClause(n, imclass_class_code);
- Printf(imclass_class_code, ";\n");
- Printf(f->def, ") {");
- if (!is_void_return)
- Printv(f->code, " return jresult;\n", NIL);
- Printf(f->code, "}\n");
- /* Substitute the cleanup code */
- Replaceall(f->code, "$cleanup", cleanup);
- /* Substitute the function name */
- Replaceall(f->code, "$symname", symname);
- /* Contract macro modification */
- Replaceall(f->code, "SWIG_contract_assert(", "SWIG_contract_assert($null, ");
- if (!is_void_return)
- Replaceall(f->code, "$null", "0");
- else
- Replaceall(f->code, "$null", "");
- /* Dump the function out */
- if (!native_function_flag)
- Wrapper_print(f, f_wrappers);
- if (!(proxy_flag && is_wrapping_class()) && !enum_constant_flag) {
- moduleClassFunctionHandler(n);
- }
- /*
- * Generate the proxy class getters/setters for public member variables.
- * Not for enums and constants.
- */
- if (proxy_flag && wrapping_member_flag && !enum_constant_flag) {
- // Capitalize the first letter in the variable to create a JavaBean type getter/setter function name
- bool getter_flag = Cmp(symname, Swig_name_set(getNSpace(), Swig_name_member(0, getClassPrefix(), variable_name))) != 0;
- String *getter_setter_name = NewString("");
- if (!getter_flag)
- Printf(getter_setter_name, "set");
- else
- Printf(getter_setter_name, "get");
- Putc(toupper((int) *Char(variable_name)), getter_setter_name);
- Printf(getter_setter_name, "%s", Char(variable_name) + 1);
- Setattr(n, "proxyfuncname", getter_setter_name);
- Setattr(n, "imfuncname", symname);
- proxyClassFunctionHandler(n);
- Delete(getter_setter_name);
- }
- Delete(c_return_type);
- Delete(im_return_type);
- Delete(cleanup);
- Delete(outarg);
- Delete(body);
- Delete(overloaded_name);
- DelWrapper(f);
- return SWIG_OK;
- }
- /* -----------------------------------------------------------------------
- * variableWrapper()
- * ----------------------------------------------------------------------- */
- virtual int variableWrapper(Node *n) {
- variable_wrapper_flag = true;
- Language::variableWrapper(n); /* Default to functions */
- variable_wrapper_flag = false;
- return SWIG_OK;
- }
- /* -----------------------------------------------------------------------
- * globalvariableHandler()
- * ------------------------------------------------------------------------ */
- virtual int globalvariableHandler(Node *n) {
- variable_name = Getattr(n, "sym:name");
- global_variable_flag = true;
- int ret = Language::globalvariableHandler(n);
- global_variable_flag = false;
- return ret;
- }
- String *getCurrentScopeName(String *nspace) {
- String *scope = 0;
- if (nspace || getCurrentClass()) {
- scope = NewString("");
- if (nspace)
- Printf(scope, "%s", nspace);
- if (Node* cls = getCurrentClass()) {
- if (Node *outer = Getattr(cls, "nested:outer")) {
- String *outerClassesPrefix = Copy(Getattr(outer, "sym:name"));
- for (outer = Getattr(outer, "nested:outer"); outer != 0; outer = Getattr(outer, "nested:outer")) {
- Push(outerClassesPrefix, ".");
- Push(outerClassesPrefix, Getattr(outer, "sym:name"));
- }
- Printv(scope, nspace ? "." : "", outerClassesPrefix, ".", proxy_class_name, NIL);
- Delete(outerClassesPrefix);
- } else
- Printv(scope, nspace ? "." : "", proxy_class_name, NIL);
- }
- }
- return scope;
- }
- /* ----------------------------------------------------------------------
- * enumDeclaration()
- *
- * C/C++ enums can be mapped in one of 4 ways, depending on the java:enum feature specified:
- * 1) Simple enums - simple constant within the proxy class or module class
- * 2) Typeunsafe enums - simple constant in a Java class (class named after the c++ enum name)
- * 3) Typesafe enum - typesafe enum pattern (class named after the c++ enum name)
- * 4) Proper enums - proper Java enum
- * Anonymous enums always default to 1)
- * ---------------------------------------------------------------------- */
- virtual int enumDeclaration(Node *n) {
- if (!ImportMode) {
- if (getCurrentClass() && (cplus_mode != PUBLIC))
- return SWIG_NOWRAP;
- String *nspace = Getattr(n, "sym:nspace"); // NSpace/getNSpace() only works during Language::enumDeclaration call
- if (proxy_flag && !is_wrapping_class()) {
- // Global enums / enums in a namespace
- assert(!full_imclass_name);
- constructIntermediateClassName(n);
- }
- enum_code = NewString("");
- String *symname = Getattr(n, "sym:name");
- String *constants_code = (proxy_flag && is_wrapping_class())? proxy_class_constants_code : module_class_constants_code;
- EnumFeature enum_feature = decodeEnumFeature(n);
- String *typemap_lookup_type = Getattr(n, "name");
- if ((enum_feature != SimpleEnum) && symname && typemap_lookup_type) {
- // Wrap (non-anonymous) C/C++ enum within a typesafe, typeunsafe or proper Java enum
- if (doxygen && doxygenTranslator->hasDocumentation(n)) {
- String *doxygen_comments = doxygenTranslator->getDocumentation(n, 0);
- if (comment_creation_chatter)
- Printf(enum_code, "/* This was generated from enumDeclaration() */\n");
- Printv(enum_code, Char(doxygen_comments), NIL);
- Delete(doxygen_comments);
- }
- String *scope = getCurrentScopeName(nspace);
- if (!addSymbol(symname, n, scope))
- return SWIG_ERROR;
- // Pure Java baseclass and interfaces
- const String *pure_baseclass = typemapLookup(n, "javabase", typemap_lookup_type, WARN_NONE);
- const String *pure_interfaces = typemapLookup(n, "javainterfaces", typemap_lookup_type, WARN_NONE);
- // Emit the enum
- Printv(enum_code, typemapLookup(n, "javaclassmodifiers", typemap_lookup_type, WARN_JAVA_TYPEMAP_CLASSMOD_UNDEF), // Class modifiers (enum modifiers really)
- " ", symname, *Char(pure_baseclass) ? // Bases
- " extends " : "", pure_baseclass, *Char(pure_interfaces) ? // Interfaces
- " implements " : "", pure_interfaces, " {\n", NIL);
- if (proxy_flag && is_wrapping_class())
- Replaceall(enum_code, "$static ", "static ");
- else
- Replaceall(enum_code, "$static ", "");
- Delete(scope);
- } else {
- if (symname && !Getattr(n, "unnamedinstance"))
- Printf(constants_code, " // %s \n", symname);
- // Translate and write javadoc comment for the enum itself if flagged
- if (doxygen && doxygenTranslator->hasDocumentation(n)) {
- String *doxygen_comments = doxygenTranslator->getDocumentation(n, " ");
- if (comment_creation_chatter)
- Printf(constants_code, "/* This was generated from enumDeclaration() */\n");
- Printf(constants_code, Char(doxygen_comments));
- Printf(constants_code, "\n");
- Delete(doxygen_comments);
- }
- }
- // Emit each enum item
- Language::enumDeclaration(n);
- if ((enum_feature != SimpleEnum) && symname && typemap_lookup_type) {
- // Wrap (non-anonymous) C/C++ enum within a typesafe, typeunsafe or proper Java enum
- // Finish the enum declaration
- // Typemaps are used to generate the enum definition in a similar manner to proxy classes.
- Printv(enum_code, (enum_feature == ProperEnum) ? ";\n" : "", typemapLookup(n, "javabody", typemap_lookup_type, WARN_JAVA_TYPEMAP_JAVABODY_UNDEF), // main body of class
- typemapLookup(n, "javacode", typemap_lookup_type, WARN_NONE), // extra Java code
- "}", NIL);
- Replaceall(enum_code, "$javaclassname", symname);
- // Substitute $enumvalues - intended usage is for typesafe enums
- if (Getattr(n, "enumvalues"))
- Replaceall(enum_code, "$enumvalues", Getattr(n, "enumvalues"));
- else
- Replaceall(enum_code, "$enumvalues", "");
- if (proxy_flag && is_wrapping_class()) {
- // Enums defined within the C++ class are defined within the proxy class
- // Add extra indentation
- Replaceall(enum_code, "\n", "\n ");
- Replaceall(enum_code, " \n", "\n");
- Printv(proxy_class_constants_code, " ", enum_code, "\n\n", NIL);
- } else {
- // Global enums are defined in their own file
- String *output_directory = outputDirectory(nspace);
- String *filen = NewStringf("%s%s.java", output_directory, symname);
- File *f_enum = NewFile(filen, "w", SWIG_output_files());
- if (!f_enum) {
- FileErrorDisplay(filen);
- Exit(EXIT_FAILURE);
- }
- Append(filenames_list, Copy(filen));
- Delete(filen);
- filen = NULL;
- // Start writing out the enum file
- emitBanner(f_enum);
- if (package || nspace) {
- Printf(f_enum, "package ");
- if (package)
- Printv(f_enum, package, nspace ? "." : "", NIL);
- if (nspace)
- Printv(f_enum, nspace, NIL);
- Printf(f_enum, ";\n");
- }
- Printv(f_enum, typemapLookup(n, "javaimports", typemap_lookup_type, WARN_NONE), // Import statements
- "\n", enum_code, "\n", NIL);
- Printf(f_enum, "\n");
- Delete(f_enum);
- Delete(output_directory);
- }
- } else {
- // Wrap C++ enum with simple constant
- Printf(enum_code, "\n");
- if (proxy_flag && is_wrapping_class())
- Printv(proxy_class_constants_code, enum_code, NIL);
- else
- Printv(module_class_constants_code, enum_code, NIL);
- }
- Delete(enum_code);
- enum_code = NULL;
- if (proxy_flag && !is_wrapping_class()) {
- Delete(full_imclass_name);
- full_imclass_name = 0;
- }
- }
- return SWIG_OK;
- }
- /* ----------------------------------------------------------------------
- * enumvalueDeclaration()
- * ---------------------------------------------------------------------- */
- virtual int enumvalueDeclaration(Node *n) {
- if (getCurrentClass() && (cplus_mode != PUBLIC))
- return SWIG_NOWRAP;
- Swig_require("enumvalueDeclaration", n, "*name", "?value", NIL);
- String *symname = Getattr(n, "sym:name");
- String *value = Getattr(n, "value");
- String *name = Getattr(n, "name");
- Node *parent = parentNode(n);
- int unnamedinstance = GetFlag(parent, "unnamedinstance");
- String *parent_name = Getattr(parent, "name");
- String *nspace = getNSpace();
- String *newsymname = 0;
- String *tmpValue;
- // Strange hack from parent method
- if (value)
- tmpValue = NewString(value);
- else
- tmpValue = NewString(name);
- // Note that this is used in enumValue() amongst other places
- Setattr(n, "value", tmpValue);
- // Deal with enum values that are not int
- int swigtype = SwigType_type(Getattr(n, "type"));
- if (swigtype == T_BOOL) {
- const char *val = Equal(Getattr(n, "enumvalue"), "true") ? "1" : "0";
- Setattr(n, "enumvalue", val);
- } else if (swigtype == T_CHAR) {
- String *val = NewStringf("'%(escape)s'", Getattr(n, "enumvalue"));
- Setattr(n, "enumvalue", val);
- Delete(val);
- }
- {
- EnumFeature enum_feature = decodeEnumFeature(parent);
- if ((enum_feature == SimpleEnum) && GetFlag(parent, "scopedenum")) {
- newsymname = Swig_name_member(0, Getattr(parent, "sym:name"), symname);
- symname = newsymname;
- }
- // Add to language symbol table
- String *scope = 0;
- if (unnamedinstance || !parent_name || enum_feature == SimpleEnum) {
- String *enumClassPrefix = getEnumClassPrefix();
- if (enumClassPrefix) {
- scope = NewString("");
- if (nspace)
- Printf(scope, "%s.", nspace);
- Printf(scope, "%s", enumClassPrefix);
- } else {
- scope = Copy(constants_interface_name);
- }
- } else {
- scope = getCurrentScopeName(nspace);
- if (!scope)
- scope = Copy(Getattr(parent, "sym:name"));
- else
- Printf(scope, ".%s", Getattr(parent, "sym:name"));
- }
- if (!addSymbol(symname, n, scope))
- return SWIG_ERROR;
-
- if ((enum_feature == ProperEnum) && parent_name && !unnamedinstance) {
- if (!GetFlag(n, "firstenumitem"))
- Printf(enum_code, ",\n");
- }
- // Translate and write javadoc comment if flagged
- if (doxygen && doxygenTranslator->hasDocumentation(n)) {
- String *doxygen_comments = doxygenTranslator->getDocumentation(n, " ");
- if (comment_creation_chatter)
- Printf(enum_code, "/* This was generated from enumvalueDeclaration() */\n");
- Printv(enum_code, Char(doxygen_comments), NIL);
- Delete(doxygen_comments);
- }
- if ((enum_feature == ProperEnum) && parent_name && !unnamedinstance) {
- // Wrap (non-anonymous) C/C++ enum with a proper Java enum
- // Emit the enum item.
- Printf(enum_code, " %s", symname);
- if (Getattr(n, "enumvalue")) {
- String *value = enumValue(n);
- Printf(enum_code, "(%s)", value);
- Delete(value);
- }
- } else {
- // Wrap C/C++ enums with constant integers or use the typesafe enum pattern
- SwigType *typemap_lookup_type = parent_name ? parent_name : NewString("enum ");
- Setattr(n, "type", typemap_lookup_type);
- const String *tm = typemapLookup(n, "jstype", typemap_lookup_type, WARN_JAVA_TYPEMAP_JSTYPE_UNDEF);
- String *return_type = Copy(tm);
- substituteClassname(typemap_lookup_type, return_type);
- const String *methodmods = Getattr(n, "feature:java:methodmodifiers");
- methodmods = methodmods ? methodmods : (is_public(n) ? public_string : protected_string);
- if ((enum_feature == TypesafeEnum) && parent_name && !unnamedinstance) {
- // Wrap (non-anonymous) enum using the typesafe enum pattern
- if (Getattr(n, "enumvalue")) {
- String *value = enumValue(n);
- Printf(enum_code, " %s final static %s %s = new %s(\"%s\", %s);\n", methodmods, return_type, symname, return_type, symname, value);
- Delete(value);
- } else {
- Printf(enum_code, " %s final static %s %s = new %s(\"%s\");\n", methodmods, return_type, symname, return_type, symname);
- }
- } else {
- // Simple integer constants
- // Note these are always generated for anonymous enums, no matter what enum_feature is specified
- // Code generated is the same for SimpleEnum and TypeunsafeEnum -> the class it is generated into is determined later
- String *value = enumValue(n);
- Printf(enum_code, " %s final static %s %s = %s;\n", methodmods, return_type, symname, value);
- Delete(value);
- }
- Delete(return_type);
- }
- // Add the enum value to the comma separated list being constructed in the enum declaration.
- String *enumvalues = Getattr(parent, "enumvalues");
- if (!enumvalues)
- Setattr(parent, "enumvalues", Copy(symname));
- else
- Printv(enumvalues, ", ", symname, NIL);
- Delete(scope);
- }
- Delete(newsymname);
- Delete(tmpValue);
- Swig_restore(n);
- return SWIG_OK;
- }
- /* -----------------------------------------------------------------------
- * constantWrapper()
- * Used for wrapping constants - #define or %constant.
- * Also for inline initialised const static primitive type member variables (short, int, double, enums etc).
- * Java static final variables are generated for these.
- * If the %javaconst(1) feature is used then the C constant value is used to initialise the Java final variable.
- * If not, a JNI method is generated to get the C constant value for initialisation of the Java final variable.
- * However, if the %javaconstvalue feature is used, it overrides all other ways to generate the initialisation.
- * Also note that this method might be called for wrapping enum items (when the enum is using %javaconst(0)).
- * ------------------------------------------------------------------------ */
- virtual int constantWrapper(Node *n) {
- String *symname = Getattr(n, "sym:name");
- SwigType *t = Getattr(n, "type");
- SwigType *valuetype = Getattr(n, "valuetype");
- ParmList *l = Getattr(n, "parms");
- String *tm;
- String *return_type = NewString("");
- String *constants_code = NewString("");
- Swig_save("constantWrapper", n, "value", NIL);
- // Translate and write javadoc comment if flagged
- if (doxygen && doxygenTranslator->hasDocumentation(n)) {
- String *doxygen_comments = doxygenTranslator->getDocumentation(n, " ");
- if (comment_creation_chatter)
- Printf(constants_code, "/* This was generated from constantWrapper() */\n");
- Printv(constants_code, Char(doxygen_comments), NIL);
- Delete(doxygen_comments);
- }
-
- bool is_enum_item = (Cmp(nodeType(n), "enumitem") == 0);
- const String *itemname = (proxy_flag && wrapping_member_flag) ? variable_name : symname;
- if (!is_enum_item) {
- String *scope = 0;
- if (proxy_class_name) {
- String *nspace = getNSpace();
- scope = NewString("");
- if (nspace)
- Printf(scope, "%s.", nspace);
- Printf(scope, "%s", proxy_class_name);
- } else {
- scope = Copy(constants_interface_name);
- }
- if (!addSymbol(itemname, n, scope))
- return SWIG_ERROR;
- Delete(scope);
- }
- // The %javaconst feature determines how the constant value is obtained
- int const_feature_flag = GetFlag(n, "feature:java:const");
- /* Adjust the enum type for the Swig_typemap_lookup.
- * We want the same jstype typemap for all the enum items so we use the enum type (parent node). */
- if (is_enum_item) {
- t = Getattr(parentNode(n), "enumtype");
- Setattr(n, "type", t);
- }
- /* Attach the non-standard typemaps to the parameter list. */
- Swig_typemap_attach_parms("jstype", l, NULL);
- /* Get Java return types */
- bool classname_substituted_flag = false;
- if ((tm = Swig_typemap_lookup("jstype", n, "", 0))) {
- classname_substituted_flag = substituteClassname(t, tm);
- Printf(return_type, "%s", tm);
- } else {
- Swig_warning(WARN_JAVA_TYPEMAP_JSTYPE_UNDEF, input_file, line_number, "No jstype typemap defined for %s\n", SwigType_str(t, 0));
- }
- // Add the stripped quotes back in
- String *new_value = NewString("");
- if (SwigType_type(t) == T_STRING) {
- Printf(new_value, "\"%s\"", Copy(Getattr(n, "value")));
- Setattr(n, "value", new_value);
- } else if (SwigType_type(t) == T_CHAR) {
- Printf(new_value, "\'%s\'", Copy(Getattr(n, "value")));
- Setattr(n, "value", new_value);
- }
- const String *methodmods = Getattr(n, "feature:java:methodmodifiers");
- methodmods = methodmods ? methodmods : (is_public(n) ? public_string : protected_string);
- Printf(constants_code, " %s final static %s %s = ", methodmods, return_type, itemname);
- // Check for the %javaconstvalue feature
- String *value = Getattr(n, "feature:java:constvalue");
- if (value) {
- Printf(constants_code, "%s;\n", value);
- } else if (!const_feature_flag) {
- // Default enum and constant handling will work with any type of C constant and initialises the Java variable from C through a JNI call.
- if (classname_substituted_flag) {
- if (SwigType_isenum(t)) {
- // This handles wrapping of inline initialised const enum static member variables (not when wrapping enum items - ignored later on)
- Printf(constants_code, "%s.swigToEnum(%s.%s());\n", return_type, full_imclass_name ? full_imclass_name : imclass_name, Swig_name_get(getNSpace(), symname));
- } else {
- // This handles function pointers using the %constant directive
- Printf(constants_code, "new %s(%s.%s(), false);\n", return_type, full_imclass_name ? full_imclass_name : imclass_name, Swig_name_get(getNSpace(), symname));
- }
- } else {
- Printf(constants_code, "%s.%s();\n", full_imclass_name ? full_imclass_name : imclass_name, Swig_name_get(getNSpace(), symname));
- }
- // Each constant and enum value is wrapped with a separate JNI function call
- SetFlag(n, "feature:immutable");
- enum_constant_flag = true;
- variableWrapper(n);
- enum_constant_flag = false;
- } else {
- // Alternative constant handling will use the C syntax to make a true Java constant and hope that it compiles as Java code
- if (Getattr(n, "wrappedasconstant")) {
- if (SwigType_type(valuetype) == T_CHAR)
- Printf(constants_code, "\'%(escape)s\';\n", Getattr(n, "staticmembervariableHandler:value"));
- else
- Printf(constants_code, "%s;\n", Getattr(n, "staticmembervariableHandler:value"));
- } else {
- Printf(constants_code, "%s;\n", Getattr(n, "value"));
- }
- }
- // Emit the generated code to appropriate place
- // Enums only emit the intermediate and JNI methods, so no proxy or module class wrapper methods needed
- if (!is_enum_item) {
- if (proxy_flag && wrapping_member_flag)
- Printv(proxy_class_constants_code, constants_code, NIL);
- else
- Printv(module_class_constants_code, constants_code, NIL);
- }
- // Cleanup
- Swig_restore(n);
- Delete(new_value);
- Delete(return_type);
- Delete(constants_code);
- return SWIG_OK;
- }
- /* -----------------------------------------------------------------------------
- * insertDirective()
- * ----------------------------------------------------------------------------- */
- virtual int insertDirective(Node *n) {
- int ret = SWIG_OK;
- String *code = Getattr(n, "code");
- String *section = Getattr(n, "section");
- Replaceall(code, "$module", module_class_name);
- Replaceall(code, "$imclassname", imclass_name);
- if (!ImportMode && (Cmp(section, "proxycode") == 0)) {
- if (proxy_class_code) {
- Swig_typemap_replace_embedded_typemap(code, n);
- int offset = Len(code) > 0 && *Char(code) == '\n' ? 1 : 0;
- Printv(proxy_class_code, Char(code) + offset, "\n", NIL);
- }
- } else {
- ret = Language::insertDirective(n);
- }
- return ret;
- }
- /* -----------------------------------------------------------------------------
- * pragmaDirective()
- *
- * Valid Pragmas:
- * jniclassbase - base (extends) for the intermediary class
- * jniclasspackage - package in which to generate the intermediary class
- * jniclassclassmodifiers - class modifiers for the intermediary class
- * jniclasscode - text (java code) is copied verbatim to the intermediary class
- * jniclassimports - import statements for the intermediary class
- * jniclassinterfaces - interface (implements) for the intermediary class
- *
- * modulebase - base (extends) for the module class
- * moduleclassmodifiers - class modifiers for the module class
- * modulecode - text (java code) is copied verbatim to the module class
- * moduleimports - import statements for the module class
- * moduleinterfaces - interface (implements) for the module class
- *
- * ----------------------------------------------------------------------------- */
- virtual int pragmaDirective(Node *n) {
- if (!ImportMode) {
- String *lang = Getattr(n, "lang");
- String *code = Getattr(n, "name");
- String *value = Getattr(n, "value");
- if (Strcmp(lang, "java") == 0) {
- String *strvalue = NewString(value);
- Replaceall(strvalue, "\\\"", "\"");
- if (Strcmp(code, "jniclassbase") == 0) {
- Delete(imclass_baseclass);
- imclass_baseclass = Copy(strvalue);
- } else if (Strcmp(code, "jniclasspackage") == 0) {
- Delete(imclass_package);
- imclass_package = Copy(strvalue);
- String *imclass_class_package_jniname = makeValidJniName(imclass_package);
- Printv(jnipackage, imclass_class_package_jniname, NIL);
- Delete(imclass_class_package_jniname);
- Replaceall(jnipackage, NSPACE_SEPARATOR, "_");
- Append(jnipackage, "_");
- String *wrapper_name = NewString("");
- String *imclass_class_jniname = makeValidJniName(imclass_name);
- Printf(wrapper_name, "Java_%s%s_%%f", jnipackage, imclass_class_jniname);
- Delete(imclass_class_jniname);
- Swig_name_unregister("wrapper");
- Swig_name_register("wrapper", Char(wrapper_name));
- Delete(wrapper_name);
- } else if (Strcmp(code, "jniclassclassmodifiers") == 0) {
- Delete(imclass_class_modifiers);
- imclass_class_modifiers = Copy(strvalue);
- } else if (Strcmp(code, "jniclasscode") == 0) {
- Printf(imclass_class_code, "%s\n", strvalue);
- } else if (Strcmp(code, "jniclassimports") == 0) {
- Delete(imclass_imports);
- imclass_imports = Copy(strvalue);
- } else if (Strcmp(code, "jniclassinterfaces") == 0) {
- Delete(imclass_interfaces);
- imclass_interfaces = Copy(strvalue);
- } else if (Strcmp(code, "modulebase") == 0) {
- Delete(module_baseclass);
- module_baseclass = Copy(strvalue);
- } else if (Strcmp(code, "moduleclassmodifiers") == 0) {
- Delete(module_class_modifiers);
- module_class_modifiers = Copy(strvalue);
- } else if (Strcmp(code, "modulecode") == 0) {
- Printf(module_class_code, "%s\n", strvalue);
- } else if (Strcmp(code, "moduleimports") == 0) {
- Delete(module_imports);
- module_imports = Copy(strvalue);
- } else if (Strcmp(code, "moduleinterfaces") == 0) {
- Delete(module_interfaces);
- module_interfaces = Copy(strvalue);
- } else if (Strcmp(code, "moduleimport") == 0) {
- Swig_error(input_file, line_number, "Deprecated pragma. Please use the moduleimports pragma.\n");
- } else if (Strcmp(code, "moduleinterface") == 0) {
- Swig_error(input_file, line_number, "Deprecated pragma. Please use the moduleinterfaces pragma.\n");
- } else if (Strcmp(code, "modulemethodmodifiers") == 0) {
- Swig_error(input_file, line_number, "Deprecated pragma. Please use %%javamethodmodifiers.\n");
- } else if (Strcmp(code, "allshadowimport") == 0) {
- Swig_error(input_file, line_number, "Deprecated pragma. Please use %%typemap(javaimports).\n");
- } else if (Strcmp(code, "allshadowcode") == 0) {
- Swig_error(input_file, line_number, "Deprecated pragma. Please use %%typemap(javacode).\n");
- } else if (Strcmp(code, "allshadowbase") == 0) {
- Swig_error(input_file, line_number, "Deprecated pragma. Please use %%typemap(javabase).\n");
- } else if (Strcmp(code, "allshadowinterface") == 0) {
- Swig_error(input_file, line_number, "Deprecated pragma. Please use %%typemap(javainterfaces).\n");
- } else if (Strcmp(code, "allshadowclassmodifiers") == 0) {
- Swig_error(input_file, line_number, "Deprecated pragma. Please use %%typemap(javaclassmodifiers).\n");
- } else if (proxy_flag) {
- if (Strcmp(code, "shadowcode") == 0) {
- Swig_error(input_file, line_number, "Deprecated pragma. Please use %%typemap(javacode).\n");
- } else if (Strcmp(code, "shadowimport") == 0) {
- Swig_error(input_file, line_number, "Deprecated pragma. Please use %%typemap(javaimports).\n");
- } else if (Strcmp(code, "shadowbase") == 0) {
- Swig_error(input_file, line_number, "Deprecated pragma. Please use %%typemap(javabase).\n");
- } else if (Strcmp(code, "shadowinterface") == 0) {
- Swig_error(input_file, line_number, "Deprecated pragma. Please use %%typemap(javainterfaces).\n");
- } else if (Strcmp(code, "shadowclassmodifiers") == 0) {
- Swig_error(input_file, line_number, "Deprecated pragma. Please use %%typemap(javaclassmodifiers).\n");
- } else {
- Swig_error(input_file, line_number, "Unrecognized pragma.\n");
- }
- } else {
- Swig_error(input_file, line_number, "Unrecognized pragma.\n");
- }
- Delete(strvalue);
- }
- }
- return Language::pragmaDirective(n);
- }
- /* -----------------------------------------------------------------------------
- * getQualifiedInterfaceName()
- * ----------------------------------------------------------------------------- */
- String *getQualifiedInterfaceName(Node *n) {
- String *ret = Getattr(n, "interface:qname");
- if (!ret) {
- String *nspace = Getattr(n, "sym:nspace");
- String *symname = Getattr(n, "interface:name");
- if (nspace) {
- if (package)
- ret = NewStringf("%s.%s.%s", package, nspace, symname);
- else
- ret = NewStringf("%s.%s", nspace, symname);
- } else {
- ret = Copy(symname);
- }
- Setattr(n, "interface:qname", ret);
- }
- return ret;
- }
- /* -----------------------------------------------------------------------------
- * getInterfaceName()
- * ----------------------------------------------------------------------------- */
- String *getInterfaceName(SwigType *t, bool qualified) {
- String *interface_name = NULL;
- if (proxy_flag) {
- Node *n = classLookup(t);
- if (n && Getattr(n, "interface:name"))
- interface_name = qualified ? getQualifiedInterfaceName(n) : Getattr(n, "interface:name");
- }
- return interface_name;
- }
- /* -----------------------------------------------------------------------------
- * addInterfaceNameAndUpcasts()
- * ----------------------------------------------------------------------------- */
- void addInterfaceNameAndUpcasts(SwigType *smart, String *interface_list, String *interface_upcasts, List *base_list, SwigType *c_classname) {
- for (Iterator it = First(base_list); it.item; it = Next(it)) {
- Node *base = it.item;
- SwigType *c_baseclassname = Getattr(base, "name");
- String *interface_name = Getattr(base, "interface:name");
- if (Len(interface_list))
- Append(interface_list, ", ");
- Append(interface_list, interface_name);
- Node *attributes = NewHash();
- String *interface_code = Copy(typemapLookup(base, "javainterfacecode", Getattr(base, "classtypeobj"), WARN_JAVA_TYPEMAP_INTERFACECODE_UNDEF, attributes));
- String *cptr_method_name = 0;
- if (interface_code) {
- Replaceall(interface_code, "$interfacename", interface_name);
- Printv(interface_upcasts, interface_code, NIL);
- cptr_method_name = Copy(Getattr(attributes, "tmap:javainterfacecode:cptrmethod"));
- }
- if (!cptr_method_name)
- cptr_method_name = NewStringf("%s_GetInterfaceCPtr", interface_name);
- Replaceall(cptr_method_name, ".", "_");
- Replaceall(cptr_method_name, "$interfacename", interface_name);
- String *upcast_method_name = Swig_name_member(getNSpace(), getClassPrefix(), cptr_method_name);
- upcastsCode(smart, upcast_method_name, c_classname, c_baseclassname);
- Delete(upcast_method_name);
- Delete(cptr_method_name);
- Delete(interface_code);
- }
- }
- /* -----------------------------------------------------------------------------
- * upcastsCode()
- *
- * Add code for C++ casting to base class
- * ----------------------------------------------------------------------------- */
- void upcastsCode(SwigType *smart, String *upcast_method_name, SwigType *c_classname, SwigType *c_baseclassname) {
- String *jniname = makeValidJniName(upcast_method_name);
- String *wname = Swig_name_wrapper(jniname);
- Printf(imclass_cppcasts_code, " public final static native long %s(long jarg1);\n", upcast_method_name);
- String *classname = SwigType_namestr(c_classname);
- String *baseclassname = SwigType_namestr(c_baseclassname);
- if (smart) {
- String *smartnamestr = SwigType_namestr(smart);
- String *bsmartnamestr = SwigType_namestr(smart);
- // TODO: SwigType_typedef_resolve_all on a String instead of SwigType is incorrect for templates
- SwigType *rclassname = SwigType_typedef_resolve_all(classname);
- SwigType *rbaseclassname = SwigType_typedef_resolve_all(baseclassname);
- Replaceall(bsmartnamestr, rclassname, rbaseclassname);
- Printv(upcasts_code,
- "SWIGEXPORT jlong JNICALL ", wname, "(JNIEnv *jenv, jclass jcls, jlong jarg1) {\n",
- " jlong baseptr = 0;\n"
- " ", smartnamestr, " *argp1;\n"
- " (void)jenv;\n"
- " (void)jcls;\n"
- " argp1 = *(", smartnamestr, " **)&jarg1;\n"
- " *(", bsmartnamestr, " **)&baseptr = argp1 ? new ", bsmartnamestr, "(*argp1) : 0;\n"
- " return baseptr;\n"
- "}\n", "\n", NIL);
- Delete(rbaseclassname);
- Delete(rclassname);
- Delete(bsmartnamestr);
- Delete(smartnamestr);
- } else {
- Printv(upcasts_code,
- "SWIGEXPORT jlong JNICALL ", wname, "(JNIEnv *jenv, jclass jcls, jlong jarg1) {\n",
- " jlong baseptr = 0;\n"
- " (void)jenv;\n"
- " (void)jcls;\n"
- " *(", baseclassname, " **)&baseptr = *(", classname, " **)&jarg1;\n"
- " return baseptr;\n"
- "}\n", "\n", NIL);
- }
- Delete(baseclassname);
- Delete(classname);
- Delete(wname);
- Delete(jniname);
- }
- /* -----------------------------------------------------------------------------
- * emitProxyClassDefAndCPPCasts()
- * ----------------------------------------------------------------------------- */
- void emitProxyClassDefAndCPPCasts(Node *n) {
- SwigType *c_classname = Getattr(n, "name");
- SwigType *c_baseclassname = NULL;
- String *baseclass = NULL;
- String *interface_list = NewStringEmpty();
- String *interface_upcasts = NewStringEmpty();
- SwigType *typemap_lookup_type = Getattr(n, "classtypeobj");
- bool feature_director = Swig_directorclass(n) ? true : false;
- bool has_outerclass = Getattr(n, "nested:outer") != 0 && !GetFlag(n, "feature:flatnested");
- SwigType *smart = Swig_cparse_smartptr(n);
- // Inheritance from pure Java classes
- Node *attributes = NewHash();
- const String *pure_baseclass = typemapLookup(n, "javabase", typemap_lookup_type, WARN_NONE, attributes);
- bool purebase_replace = GetFlag(attributes, "tmap:javabase:replace") ? true : false;
- bool purebase_notderived = GetFlag(attributes, "tmap:javabase:notderived") ? true : false;
- Delete(attributes);
- // C++ inheritance
- if (!purebase_replace) {
- List *baselist = Getattr(n, "bases");
- if (baselist) {
- Iterator base = First(baselist);
- while (base.item) {
- if (!(GetFlag(base.item, "feature:ignore") || GetFlag(base.item, "feature:interface"))) {
- SwigType *baseclassname = Getattr(base.item, "name");
- if (!c_baseclassname) {
- String *name = getProxyName(baseclassname);
- if (name) {
- c_baseclassname = baseclassname;
- baseclass = name;
- }
- } else {
- /* Warn about multiple inheritance for additional base class(es) */
- String *proxyclassname = Getattr(n, "classtypeobj");
- Swig_warning(WARN_JAVA_MULTIPLE_INHERITANCE, Getfile(n), Getline(n),
- "Warning for %s, base %s ignored. Multiple inheritance is not supported in Java.\n", SwigType_namestr(proxyclassname), SwigType_namestr(baseclassname));
- }
- }
- base = Next(base);
- }
- }
- }
- List *interface_bases = Getattr(n, "interface:bases");
- if (interface_bases)
- addInterfaceNameAndUpcasts(smart, interface_list, interface_upcasts, interface_bases, c_classname);
- bool derived = baseclass != 0;
- if (derived && purebase_notderived)
- pure_baseclass = empty_string;
- const String *wanted_base = baseclass ? baseclass : pure_baseclass;
- if (purebase_replace) {
- wanted_base = pure_baseclass;
- derived = false;
- baseclass = NULL;
- if (purebase_notderived)
- Swig_error(Getfile(n), Getline(n), "The javabase typemap for proxy %s must contain just one of the 'replace' or 'notderived' attributes.\n", typemap_lookup_type);
- } else if (Len(pure_baseclass) > 0 && Len(baseclass) > 0) {
- Swig_warning(WARN_JAVA_MULTIPLE_INHERITANCE, Getfile(n), Getline(n),
- "Warning for %s, base %s ignored. Multiple inheritance is not supported in Java. "
- "Perhaps you need one of the 'replace' or 'notderived' attributes in the javabase typemap?\n", typemap_lookup_type, pure_baseclass);
- }
- // Pure Java interfaces
- const String *pure_interfaces = typemapLookup(n, "javainterfaces", typemap_lookup_type, WARN_NONE);
- if (*Char(interface_list) && *Char(pure_interfaces))
- Append(interface_list, ", ");
- Append(interface_list, pure_interfaces);
- // Start writing the proxy class
- if (!has_outerclass) // Import statements
- Printv(proxy_class_def, typemapLookup(n, "javaimports", typemap_lookup_type, WARN_NONE),"\n", NIL);
- // Translate and write javadoc comment if flagged
- if (doxygen && doxygenTranslator->hasDocumentation(n)) {
- String *doxygen_comments = doxygenTranslator->getDocumentation(n, 0);
- if (comment_creation_chatter)
- Printf(proxy_class_def, "/* This was generated from emitProxyClassDefAndCPPCasts() */\n");
- Printv(proxy_class_def, Char(doxygen_comments), NIL);
- Delete(doxygen_comments);
- }
- if (has_outerclass)
- Printv(proxy_class_def, "static ", NIL); // C++ nested classes correspond to static java classes
- Printv(proxy_class_def, typemapLookup(n, "javaclassmodifiers", typemap_lookup_type, WARN_JAVA_TYPEMAP_CLASSMOD_UNDEF), // Class modifiers
- " $javaclassname", // Class name and bases
- (*Char(wanted_base)) ? " extends " : "", wanted_base, *Char(interface_list) ? // Pure Java interfaces
- " implements " : "", interface_list, " {", derived ? typemapLookup(n, "javabody_derived", typemap_lookup_type, WARN_JAVA_TYPEMAP_JAVABODY_UNDEF) : // main body of class
- typemapLookup(n, "javabody", typemap_lookup_type, WARN_JAVA_TYPEMAP_JAVABODY_UNDEF), // main body of class
- NIL);
- // C++ destructor is wrapped by the delete method
- // Note that the method name is specified in a typemap attribute called methodname
- String *destruct = NewString("");
- const String *tm = NULL;
- attributes = NewHash();
- const String *destruct_methodname = NULL;
- const String *destruct_methodmodifiers = NULL;
- const String *destruct_parameters = NULL;
- if (derived) {
- tm = typemapLookup(n, "javadestruct_derived", typemap_lookup_type, WARN_NONE, attributes);
- destruct_methodname = Getattr(attributes, "tmap:javadestruct_derived:methodname");
- destruct_methodmodifiers = Getattr(attributes, "tmap:javadestruct_derived:methodmodifiers");
- destruct_parameters = Getattr(attributes, "tmap:javadestruct_derived:parameters");
- } else {
- tm = typemapLookup(n, "javadestruct", typemap_lookup_type, WARN_NONE, attributes);
- destruct_methodname = Getattr(attributes, "tmap:javadestruct:methodname");
- destruct_methodmodifiers = Getattr(attributes, "tmap:javadestruct:methodmodifiers");
- destruct_parameters = Getattr(attributes, "tmap:javadestruct:parameters");
- }
- if (tm && *Char(tm)) {
- if (!destruct_methodname) {
- Swig_error(Getfile(n), Getline(n), "No methodname attribute defined in javadestruct%s typemap for %s\n", (derived ? "_derived" : ""), proxy_class_name);
- }
- if (!destruct_methodmodifiers) {
- Swig_error(Getfile(n), Getline(n), "No methodmodifiers attribute defined in javadestruct%s typemap for %s.\n", (derived ? "_derived" : ""), proxy_class_name);
- }
- if (!destruct_parameters)
- destruct_parameters = empty_string;
- }
- // Emit the finalize and delete methods
- if (tm) {
- // Finalize method
- if (*Char(destructor_call)) {
- Printv(proxy_class_def, typemapLookup(n, "javafinalize", typemap_lookup_type, WARN_NONE), NIL);
- }
- // delete method
- Printv(destruct, tm, NIL);
- if (*Char(destructor_call))
- Replaceall(destruct, "$jnicall", destructor_call);
- else
- Replaceall(destruct, "$jnicall", "throw new UnsupportedOperationException(\"C++ destructor does not have public access\")");
- if (*Char(destruct)) {
- Printv(proxy_class_def, "\n ", NIL);
- const String *methodmods = Getattr(n, "destructmethodmodifiers");
- if (methodmods)
- Printv(proxy_class_def, methodmods, NIL);
- else
- Printv(proxy_class_def, destruct_methodmodifiers, NIL);
- Printv(proxy_class_def, " void ", destruct_methodname, "(", destruct_parameters, ")", destructor_throws_clause, " ", destruct, "\n", NIL);
- }
- }
- if (*Char(interface_upcasts))
- Printv(proxy_class_def, interface_upcasts, NIL);
- /* Insert directordisconnect typemap, if this class has directors enabled */
- /* Also insert the swigTakeOwnership and swigReleaseOwnership methods */
- if (feature_director) {
- String *destruct_jnicall, *release_jnicall, *take_jnicall;
- String *changeown_method_name = Swig_name_member(getNSpace(), getClassPrefix(), "change_ownership");
- destruct_jnicall = NewStringf("%s()", destruct_methodname);
- release_jnicall = NewStringf("%s.%s(this, swigCPtr, false)", full_imclass_name, changeown_method_name);
- take_jnicall = NewStringf("%s.%s(this, swigCPtr, true)", full_imclass_name, changeown_method_name);
- emitCodeTypemap(n, false, typemap_lookup_type, "directordisconnect", "methodname", destruct_jnicall);
- emitCodeTypemap(n, false, typemap_lookup_type, "directorowner_release", "methodname", release_jnicall);
- emitCodeTypemap(n, false, typemap_lookup_type, "directorowner_take", "methodname", take_jnicall);
- Delete(destruct_jnicall);
- Delete(changeown_method_name);
- Delete(release_jnicall);
- Delete(take_jnicall);
- }
- Delete(interface_upcasts);
- Delete(interface_list);
- Delete(attributes);
- Delete(destruct);
- // Emit extra user code
- Printv(proxy_class_def, typemapLookup(n, "javacode", typemap_lookup_type, WARN_NONE), // extra Java code
- "\n", NIL);
- if (derived) {
- String *upcast_method_name = Swig_name_member(getNSpace(), getClassPrefix(), smart != 0 ? "SWIGSmartPtrUpcast" : "SWIGUpcast");
- upcastsCode(smart, upcast_method_name, c_classname, c_baseclassname);
- Delete(upcast_method_name);
- }
- Delete(smart);
- }
- /* ----------------------------------------------------------------------
- * emitInterfaceDeclaration()
- * ---------------------------------------------------------------------- */
- void emitInterfaceDeclaration(Node *n, String *interface_name, File *f_interface, String *nspace) {
- if (package || nspace) {
- Printf(f_interface, "package ");
- if (package)
- Printv(f_interface, package, nspace ? "." : "", NIL);
- if (nspace)
- Printv(f_interface, nspace, NIL);
- Printf(f_interface, ";\n");
- }
- Printv(f_interface, typemapLookup(n, "javaimports", Getattr(n, "classtypeobj"), WARN_NONE), "\n", NIL);
- Printv(f_interface, typemapLookup(n, "javainterfacemodifiers", Getattr(n, "classtypeobj"), WARN_JAVA_TYPEMAP_INTERFACEMODIFIERS_UNDEF), NIL);
- Printf(f_interface, " %s", interface_name);
- if (List *baselist = Getattr(n, "bases")) {
- String *bases = 0;
- for (Iterator base = First(baselist); base.item; base = Next(base)) {
- if (GetFlag(base.item, "feature:ignore") || !GetFlag(base.item, "feature:interface"))
- continue; // TODO: warn about skipped non-interface bases
- String *base_iname = Getattr(base.item, "interface:name");
- if (!bases)
- bases = Copy(base_iname);
- else {
- Append(bases, ", ");
- Append(bases, base_iname);
- }
- }
- if (bases) {
- Printv(f_interface, " extends ", bases, NIL);
- Delete(bases);
- }
- }
- Printf(f_interface, " {\n");
- Node *attributes = NewHash();
- String *interface_code = Copy(typemapLookup(n, "javainterfacecode", Getattr(n, "classtypeobj"), WARN_JAVA_TYPEMAP_INTERFACECODE_UNDEF, attributes));
- if (interface_code) {
- String *interface_declaration = Copy(Getattr(attributes, "tmap:javainterfacecode:declaration"));
- if (interface_declaration) {
- Replaceall(interface_declaration, "$interfacename", interface_name);
- Printv(f_interface, interface_declaration, NIL);
- Delete(interface_declaration);
- }
- Delete(interface_code);
- }
- }
- /* ----------------------------------------------------------------------
- * classDeclaration()
- * ---------------------------------------------------------------------- */
- int classDeclaration(Node *n) {
- return Language::classDeclaration(n);
- }
- /* ----------------------------------------------------------------------
- * classHandler()
- * ---------------------------------------------------------------------- */
- virtual int classHandler(Node *n) {
- File *f_proxy = NULL;
- File *f_interface = NULL;
- String *old_proxy_class_name = proxy_class_name;
- String *old_full_proxy_class_name = full_proxy_class_name;
- String *old_full_imclass_name = full_imclass_name;
- String *old_destructor_call = destructor_call;
- String *old_destructor_throws_clause = destructor_throws_clause;
- String *old_proxy_class_constants_code = proxy_class_constants_code;
- String *old_proxy_class_def = proxy_class_def;
- String *old_proxy_class_code = proxy_class_code;
- bool has_outerclass = Getattr(n, "nested:outer") && !GetFlag(n, "feature:flatnested");
- String *old_interface_class_code = interface_class_code;
- interface_class_code = 0;
- if (proxy_flag) {
- proxy_class_name = NewString(Getattr(n, "sym:name"));
- String *nspace = getNSpace();
- constructIntermediateClassName(n);
- String *outerClassesPrefix = 0;
- if (Node *outer = Getattr(n, "nested:outer")) {
- outerClassesPrefix = Copy(Getattr(outer, "sym:name"));
- for (outer = Getattr(outer, "nested:outer"); outer != 0; outer = Getattr(outer, "nested:outer")) {
- Push(outerClassesPrefix, ".");
- Push(outerClassesPrefix, Getattr(outer, "sym:name"));
- }
- }
- if (!nspace) {
- full_proxy_class_name = outerClassesPrefix ? NewStringf("%s.%s", outerClassesPrefix, proxy_class_name) : NewStringf("%s", proxy_class_name);
- if (Cmp(proxy_class_name, imclass_name) == 0) {
- Printf(stderr, "Class name cannot be equal to intermediary class name: %s\n", proxy_class_name);
- Exit(EXIT_FAILURE);
- }
- if (Cmp(proxy_class_name, module_class_name) == 0) {
- Printf(stderr, "Class name cannot be equal to module class name: %s\n", proxy_class_name);
- Exit(EXIT_FAILURE);
- }
- } else {
- if (outerClassesPrefix) {
- if (package)
- full_proxy_class_name = NewStringf("%s.%s.%s.%s", package, nspace, outerClassesPrefix, proxy_class_name);
- else
- full_proxy_class_name = NewStringf("%s.%s.%s", nspace, outerClassesPrefix, proxy_class_name);
- } else {
- if (package)
- full_proxy_class_name = NewStringf("%s.%s.%s", package, nspace, proxy_class_name);
- else
- full_proxy_class_name = NewStringf("%s.%s", nspace, proxy_class_name);
- }
- }
- String *interface_name = GetFlag(n, "feature:interface") ? Getattr(n, "interface:name") : 0;
- if (outerClassesPrefix) {
- String *fnspace = nspace ? NewStringf("%s.%s", nspace, outerClassesPrefix) : outerClassesPrefix;
- if (!addSymbol(proxy_class_name, n, fnspace))
- return SWIG_ERROR;
- if (interface_name && !addInterfaceSymbol(interface_name, n, fnspace))
- return SWIG_ERROR;
- if (nspace)
- Delete(fnspace);
- Delete(outerClassesPrefix);
- } else {
- if (!addSymbol(proxy_class_name, n, nspace))
- return SWIG_ERROR;
- if (interface_name && !addInterfaceSymbol(interface_name, n, nspace))
- return SWIG_ERROR;
- }
- // Each outer proxy class goes into a separate file
- if (!has_outerclass) {
- String *output_directory = outputDirectory(nspace);
- String *filen = NewStringf("%s%s.java", output_directory, proxy_class_name);
- f_proxy = NewFile(filen, "w", SWIG_output_files());
- if (!f_proxy) {
- FileErrorDisplay(filen);
- Exit(EXIT_FAILURE);
- }
- Append(filenames_list, Copy(filen));
- Delete(filen);
- Delete(output_directory);
- // Start writing out the proxy class file
- emitBanner(f_proxy);
- if (package || nspace) {
- Printf(f_proxy, "package ");
- if (package)
- Printv(f_proxy, package, nspace ? "." : "", NIL);
- if (nspace)
- Printv(f_proxy, nspace, NIL);
- Printf(f_proxy, ";\n");
- }
- }
- else
- ++nesting_depth;
- proxy_class_def = NewString("");
- proxy_class_code = NewString("");
- destructor_call = NewString("");
- destructor_throws_clause = NewString("");
- proxy_class_constants_code = NewString("");
- if (GetFlag(n, "feature:interface")) {
- interface_class_code = NewString("");
- String *output_directory = outputDirectory(nspace);
- String *filen = NewStringf("%s%s.java", output_directory, interface_name);
- f_interface = NewFile(filen, "w", SWIG_output_files());
- if (!f_interface) {
- FileErrorDisplay(filen);
- Exit(EXIT_FAILURE);
- }
- Append(filenames_list, filen); // file name ownership goes to the list
- emitBanner(f_interface);
- emitInterfaceDeclaration(n, interface_name, interface_class_code, nspace);
- Delete(filen);
- Delete(output_directory);
- }
- }
- Language::classHandler(n);
- if (proxy_flag) {
- emitProxyClassDefAndCPPCasts(n);
- String *javaclazzname = Swig_name_member(getNSpace(), getClassPrefix(), ""); // mangled full proxy class name
- Replaceall(proxy_class_def, "$javaclassname", proxy_class_name);
- Replaceall(proxy_class_code, "$javaclassname", proxy_class_name);
- Replaceall(proxy_class_constants_code, "$javaclassname", proxy_class_name);
- Replaceall(interface_class_code, "$javaclassname", proxy_class_name);
- Replaceall(proxy_class_def, "$javaclazzname", javaclazzname);
- Replaceall(proxy_class_code, "$javaclazzname", javaclazzname);
- Replaceall(proxy_class_constants_code, "$javaclazzname", javaclazzname);
- Replaceall(interface_class_code, "$javaclazzname", javaclazzname);
- Replaceall(proxy_class_def, "$module", module_class_name);
- Replaceall(proxy_class_code, "$module", module_class_name);
- Replaceall(proxy_class_constants_code, "$module", module_class_name);
- Replaceall(interface_class_code, "$module", module_class_name);
- Replaceall(proxy_class_def, "$imclassname", full_imclass_name);
- Replaceall(proxy_class_code, "$imclassname", full_imclass_name);
- Replaceall(proxy_class_constants_code, "$imclassname", full_imclass_name);
- Replaceall(interface_class_code, "$imclassname", full_imclass_name);
- if (!has_outerclass)
- Printv(f_proxy, proxy_class_def, proxy_class_code, NIL);
- else {
- Swig_offset_string(proxy_class_def, nesting_depth);
- Append(old_proxy_class_code, proxy_class_def);
- Swig_offset_string(proxy_class_code, nesting_depth);
- Append(old_proxy_class_code, proxy_class_code);
- }
- // Write out all the constants
- if (Len(proxy_class_constants_code) != 0) {
- if (!has_outerclass)
- Printv(f_proxy, proxy_class_constants_code, NIL);
- else {
- Swig_offset_string(proxy_class_constants_code, nesting_depth);
- Append(old_proxy_class_code, proxy_class_constants_code);
- }
- }
- if (!has_outerclass) {
- Printf(f_proxy, "}\n");
- Delete(f_proxy);
- f_proxy = NULL;
- } else {
- for (int i = 0; i < nesting_depth; ++i)
- Append(old_proxy_class_code, " ");
- Append(old_proxy_class_code, "}\n\n");
- --nesting_depth;
- }
- if (f_interface) {
- Printv(f_interface, interface_class_code, "}\n", NIL);
- Delete(f_interface);
- f_interface = 0;
- }
- emitDirectorExtraMethods(n);
- Delete(interface_class_code);
- interface_class_code = old_interface_class_code;
- Delete(javaclazzname);
- Delete(proxy_class_name);
- proxy_class_name = old_proxy_class_name;
- Delete(full_proxy_class_name);
- full_proxy_class_name = old_full_proxy_class_name;
- Delete(full_imclass_name);
- full_imclass_name = old_full_imclass_name;
- Delete(destructor_call);
- destructor_call = old_destructor_call;
- Delete(destructor_throws_clause);
- destructor_throws_clause = old_destructor_throws_clause;
- Delete(proxy_class_constants_code);
- proxy_class_constants_code = old_proxy_class_constants_code;
- Delete(proxy_class_def);
- proxy_class_def = old_proxy_class_def;
- Delete(proxy_class_code);
- proxy_class_code = old_proxy_class_code;
- }
- return SWIG_OK;
- }
- /* ----------------------------------------------------------------------
- * memberfunctionHandler()
- * ---------------------------------------------------------------------- */
- virtual int memberfunctionHandler(Node *n) {
- member_func_flag = true;
- Language::memberfunctionHandler(n);
- if (proxy_flag) {
- String *overloaded_name = getOverloadedName(n);
- String *intermediary_function_name = Swig_name_member(getNSpace(), getClassPrefix(), overloaded_name);
- Setattr(n, "proxyfuncname", Getattr(n, "sym:name"));
- Setattr(n, "imfuncname", intermediary_function_name);
- proxyClassFunctionHandler(n);
- Delete(overloaded_name);
- }
- member_func_flag = false;
- return SWIG_OK;
- }
- /* ----------------------------------------------------------------------
- * staticmemberfunctionHandler()
- * ---------------------------------------------------------------------- */
- virtual int staticmemberfunctionHandler(Node *n) {
- static_flag = true;
- member_func_flag = true;
- Language::staticmemberfunctionHandler(n);
- if (proxy_flag) {
- String *overloaded_name = getOverloadedName(n);
- String *intermediary_function_name = Swig_name_member(getNSpace(), getClassPrefix(), overloaded_name);
- Setattr(n, "proxyfuncname", Getattr(n, "sym:name"));
- Setattr(n, "imfuncname", intermediary_function_name);
- proxyClassFunctionHandler(n);
- Delete(overloaded_name);
- }
- static_flag = false;
- member_func_flag = false;
- return SWIG_OK;
- }
- /* -----------------------------------------------------------------------------
- * proxyClassFunctionHandler()
- *
- * Function called for creating a Java wrapper function around a c++ function in the
- * proxy class. Used for both static and non-static C++ class functions.
- * C++ class static functions map to Java static functions.
- * Two extra attributes in the Node must be available. These are "proxyfuncname" -
- * the name of the Java class proxy function, which in turn will call "imfuncname" -
- * the intermediary (JNI) function name in the intermediary class.
- * ----------------------------------------------------------------------------- */
- void proxyClassFunctionHandler(Node *n) {
- SwigType *t = Getattr(n, "type");
- ParmList *l = Getattr(n, "parms");
- String *intermediary_function_name = Getattr(n, "imfuncname");
- String *proxy_function_name = Getattr(n, "proxyfuncname");
- String *tm;
- Parm *p;
- int i;
- String *imcall = NewString("");
- String *return_type = NewString("");
- String *function_code = NewString("");
- bool setter_flag = false;
- String *pre_code = NewString("");
- String *post_code = NewString("");
- bool is_interface = GetFlag(parentNode(n), "feature:interface") && !checkAttribute(n, "kind", "variable")
- && !static_flag && Getattr(n, "interface:owner") == 0;
- if (!proxy_flag)
- return;
- // Wrappers not wanted for some methods where the parameters cannot be overloaded in Java
- if (Getattr(n, "overload:ignore"))
- return;
- // Don't generate proxy method for additional explicitcall method used in directors
- if (GetFlag(n, "explicitcall"))
- return;
- if (l) {
- if (SwigType_type(Getattr(l, "type")) == T_VOID) {
- l = nextSibling(l);
- }
- }
- /* Attach the non-standard typemaps to the parameter list */
- Swig_typemap_attach_parms("in", l, NULL);
- Swig_typemap_attach_parms("jtype", l, NULL);
- Swig_typemap_attach_parms("jstype", l, NULL);
- Swig_typemap_attach_parms("javain", l, NULL);
- /* Get return types */
- if ((tm = Swig_typemap_lookup("jstype", n, "", 0))) {
- // Note that in the case of polymorphic (covariant) return types, the method's return type is changed to be the base of the C++ return type
- SwigType *covariant = Getattr(n, "covariant");
- substituteClassname(covariant ? covariant : t, tm);
- Printf(return_type, "%s", tm);
- if (covariant)
- Swig_warning(WARN_JAVA_COVARIANT_RET, input_file, line_number,
- "Covariant return types not supported in Java. Proxy method will return %s.\n", SwigType_str(covariant, 0));
- } else {
- Swig_warning(WARN_JAVA_TYPEMAP_JSTYPE_UNDEF, input_file, line_number, "No jstype typemap defined for %s\n", SwigType_str(t, 0));
- }
- if (wrapping_member_flag && !enum_constant_flag) {
- // For wrapping member variables (Javabean setter)
- setter_flag = (Cmp(Getattr(n, "sym:name"), Swig_name_set(getNSpace(), Swig_name_member(0, getClassPrefix(), variable_name))) == 0);
- }
- // Translate and write javadoc comment if flagged
- if (doxygen && doxygenTranslator->hasDocumentation(n)) {
- String *doxygen_comments = doxygenTranslator->getDocumentation(n, " ");
- if (comment_creation_chatter)
- Printf(function_code, "/* This was generated from proxyclassfunctionhandler() */\n");
- Printv(function_code, Char(doxygen_comments), NIL);
- Delete(doxygen_comments);
- }
- /* Start generating the proxy function */
- const String *methodmods = Getattr(n, "feature:java:methodmodifiers");
- methodmods = methodmods ? methodmods : (is_public(n) ? public_string : protected_string);
- Printf(function_code, " %s ", methodmods);
- if (static_flag)
- Printf(function_code, "static ");
- Printf(function_code, "%s %s(", return_type, proxy_function_name);
- if (is_interface)
- Printf(interface_class_code, " %s %s(", return_type, proxy_function_name);
- Printv(imcall, full_imclass_name, ".$imfuncname(", NIL);
- if (!static_flag) {
- Printf(imcall, "swigCPtr");
- String *this_type = Copy(getClassType());
- String *name = NewString("jself");
- String *qualifier = Getattr(n, "qualifier");
- if (qualifier)
- SwigType_push(this_type, qualifier);
- SwigType_add_pointer(this_type);
- Parm *this_parm = NewParm(this_type, name, n);
- Swig_typemap_attach_parms("jtype", this_parm, NULL);
- Swig_typemap_attach_parms("jstype", this_parm, NULL);
- if (prematureGarbageCollectionPreventionParameter(this_type, this_parm))
- Printf(imcall, ", this");
- Delete(this_parm);
- Delete(name);
- Delete(this_type);
- }
- emit_mark_varargs(l);
- int gencomma = !static_flag;
- /* Output each parameter */
- for (i = 0, p = l; p; i++) {
- /* Ignored varargs */
- if (checkAttribute(p, "varargs:ignore", "1")) {
- p = nextSibling(p);
- continue;
- }
- /* Ignored parameters */
- if (checkAttribute(p, "tmap:in:numinputs", "0")) {
- p = Getattr(p, "tmap:in:next");
- continue;
- }
- /* Ignore the 'this' argument for variable wrappers */
- if (!(variable_wrapper_flag && i == 0) || static_flag) {
- SwigType *pt = Getattr(p, "type");
- String *param_type = NewString("");
- /* Get the Java parameter type */
- if ((tm = Getattr(p, "tmap:jstype"))) {
- substituteClassname(pt, tm);
- Printf(param_type, "%s", tm);
- } else {
- Swig_warning(WARN_JAVA_TYPEMAP_JSTYPE_UNDEF, input_file, line_number, "No jstype typemap defined for %s\n", SwigType_str(pt, 0));
- }
- if (gencomma)
- Printf(imcall, ", ");
- String *arg = makeParameterName(n, p, i, setter_flag);
- // Use typemaps to transform type used in Java proxy wrapper (in proxy class) to type used in JNI function (in intermediary class)
- if ((tm = Getattr(p, "tmap:javain"))) {
- addThrows(n, "tmap:javain", p);
- substituteClassname(pt, tm);
- Replaceall(tm, "$javainput", arg);
- String *pre = Getattr(p, "tmap:javain:pre");
- if (pre) {
- substituteClassname(pt, pre);
- Replaceall(pre, "$javainput", arg);
- if (Len(pre_code) > 0)
- Printf(pre_code, "\n");
- Printv(pre_code, pre, NIL);
- }
- String *post = Getattr(p, "tmap:javain:post");
- if (post) {
- substituteClassname(pt, post);
- Replaceall(post, "$javainput", arg);
- if (Len(post_code) > 0)
- Printf(post_code, "\n");
- Printv(post_code, post, NIL);
- }
- Printv(imcall, tm, NIL);
- } else {
- Swig_warning(WARN_JAVA_TYPEMAP_JAVAIN_UNDEF, input_file, line_number, "No javain typemap defined for %s\n", SwigType_str(pt, 0));
- }
- /* Add parameter to proxy function */
- if (gencomma >= 2) {
- Printf(function_code, ", ");
- if (is_interface)
- Printf(interface_class_code, ", ");
- }
- gencomma = 2;
- Printf(function_code, "%s %s", param_type, arg);
- if (is_interface)
- Printf(interface_class_code, "%s %s", param_type, arg);
- if (prematureGarbageCollectionPreventionParameter(pt, p)) {
- String *pgcppname = Getattr(p, "tmap:javain:pgcppname");
- if (pgcppname) {
- String *argname = Copy(pgcppname);
- Replaceall(argname, "$javainput", arg);
- Printf(imcall, ", %s", argname);
- Delete(argname);
- } else {
- Printf(imcall, ", %s", arg);
- }
- }
- Delete(arg);
- Delete(param_type);
- }
- p = Getattr(p, "tmap:in:next");
- }
- Printf(imcall, ")");
- Printf(function_code, ")");
- // Transform return type used in JNI function (in intermediary class) to type used in Java wrapper function (in proxy class)
- if ((tm = Swig_typemap_lookup("javaout", n, "", 0))) {
- addThrows(n, "tmap:javaout", n);
- bool is_pre_code = Len(pre_code) > 0;
- bool is_post_code = Len(post_code) > 0;
- if (is_pre_code || is_post_code) {
- Replaceall(tm, "\n ", "\n "); // add extra indentation to code in typemap
- if (is_post_code) {
- Insert(tm, 0, "\n try ");
- Printv(tm, " finally {\n", post_code, "\n }", NIL);
- } else {
- Insert(tm, 0, "\n ");
- }
- if (is_pre_code) {
- Insert(tm, 0, pre_code);
- Insert(tm, 0, "\n");
- }
- Insert(tm, 0, "{");
- Printf(tm, "\n }");
- }
- if (GetFlag(n, "feature:new"))
- Replaceall(tm, "$owner", "true");
- else
- Replaceall(tm, "$owner", "false");
- substituteClassname(t, tm);
- // For director methods: generate code to selectively make a normal polymorphic call or
- // an explicit method call - needed to prevent infinite recursion calls in director methods.
- Node *explicit_n = Getattr(n, "explicitcallnode");
- if (explicit_n) {
- String *ex_overloaded_name = getOverloadedName(explicit_n);
- String *ex_intermediary_function_name = Swig_name_member(getNSpace(), getClassPrefix(), ex_overloaded_name);
- String *ex_imcall = Copy(imcall);
- Replaceall(ex_imcall, "$imfuncname", ex_intermediary_function_name);
- Replaceall(imcall, "$imfuncname", intermediary_function_name);
- String *excode = NewString("");
- if (!Cmp(return_type, "void"))
- Printf(excode, "if (getClass() == %s.class) %s; else %s", proxy_class_name, imcall, ex_imcall);
- else
- Printf(excode, "(getClass() == %s.class) ? %s : %s", proxy_class_name, imcall, ex_imcall);
- Clear(imcall);
- Printv(imcall, excode, NIL);
- Delete(ex_overloaded_name);
- Delete(excode);
- } else {
- Replaceall(imcall, "$imfuncname", intermediary_function_name);
- }
- Replaceall(tm, "$imfuncname", intermediary_function_name);
- Replaceall(tm, "$jnicall", imcall);
- } else {
- Swig_warning(WARN_JAVA_TYPEMAP_JAVAOUT_UNDEF, input_file, line_number, "No javaout typemap defined for %s\n", SwigType_str(t, 0));
- }
- if (is_interface) {
- Printf(interface_class_code, ")");
- generateThrowsClause(n, interface_class_code);
- Printf(interface_class_code, ";\n");
- }
- generateThrowsClause(n, function_code);
- Printf(function_code, " %s\n\n", tm ? tm : empty_string);
- Printv(proxy_class_code, function_code, NIL);
- Delete(pre_code);
- Delete(post_code);
- Delete(function_code);
- Delete(return_type);
- Delete(imcall);
- }
- /* ----------------------------------------------------------------------
- * constructorHandler()
- * ---------------------------------------------------------------------- */
- virtual int constructorHandler(Node *n) {
- ParmList *l = Getattr(n, "parms");
- String *tm;
- Parm *p;
- int i;
- String *function_code = NewString("");
- String *helper_code = NewString(""); // Holds code for the constructor helper method generated only when the javain typemap has code in the pre or post attributes
- String *helper_args = NewString("");
- String *pre_code = NewString("");
- String *post_code = NewString("");
- String *im_return_type = NewString("");
- bool feature_director = (parentNode(n) && Swig_directorclass(n));
- Language::constructorHandler(n);
- // Wrappers not wanted for some methods where the parameters cannot be overloaded in Java
- if (Getattr(n, "overload:ignore"))
- return SWIG_OK;
- if (proxy_flag) {
- String *overloaded_name = getOverloadedName(n);
- String *mangled_overname = Swig_name_construct(getNSpace(), overloaded_name);
- String *imcall = NewString("");
- const String *methodmods = Getattr(n, "feature:java:methodmodifiers");
- methodmods = methodmods ? methodmods : (is_public(n) ? public_string : protected_string);
- tm = Getattr(n, "tmap:jtype"); // typemaps were attached earlier to the node
- Printf(im_return_type, "%s", tm);
- // Translate and write javadoc comment if flagged
- if (doxygen && doxygenTranslator->hasDocumentation(n)) {
- String *doxygen_comments = doxygenTranslator->getDocumentation(n, " ");
- if (comment_creation_chatter)
- Printf(function_code, "/* This was generated from constructionhandler() */\n");
- Printv(function_code, Char(doxygen_comments), NIL);
- Delete(doxygen_comments);
- }
- Printf(function_code, " %s %s(", methodmods, proxy_class_name);
- Printf(helper_code, " static private %s SwigConstruct%s(", im_return_type, proxy_class_name);
- Printv(imcall, full_imclass_name, ".", mangled_overname, "(", NIL);
- /* Attach the non-standard typemaps to the parameter list */
- Swig_typemap_attach_parms("in", l, NULL);
- Swig_typemap_attach_parms("jtype", l, NULL);
- Swig_typemap_attach_parms("jstype", l, NULL);
- Swig_typemap_attach_parms("javain", l, NULL);
- emit_mark_varargs(l);
- int gencomma = 0;
- /* Output each parameter */
- for (i = 0, p = l; p; i++) {
- /* Ignored varargs */
- if (checkAttribute(p, "varargs:ignore", "1")) {
- p = nextSibling(p);
- continue;
- }
- /* Ignored parameters */
- if (checkAttribute(p, "tmap:in:numinputs", "0")) {
- p = Getattr(p, "tmap:in:next");
- continue;
- }
- SwigType *pt = Getattr(p, "type");
- String *param_type = NewString("");
- /* Get the Java parameter type */
- if ((tm = Getattr(p, "tmap:jstype"))) {
- substituteClassname(pt, tm);
- Printf(param_type, "%s", tm);
- } else {
- Swig_warning(WARN_JAVA_TYPEMAP_JSTYPE_UNDEF, input_file, line_number, "No jstype typemap defined for %s\n", SwigType_str(pt, 0));
- }
- if (gencomma)
- Printf(imcall, ", ");
- String *arg = makeParameterName(n, p, i, false);
- // Use typemaps to transform type used in Java wrapper function (in proxy class) to type used in JNI function (in intermediary class)
- if ((tm = Getattr(p, "tmap:javain"))) {
- addThrows(n, "tmap:javain", p);
- substituteClassname(pt, tm);
- Replaceall(tm, "$javainput", arg);
- String *pre = Getattr(p, "tmap:javain:pre");
- if (pre) {
- substituteClassname(pt, pre);
- Replaceall(pre, "$javainput", arg);
- if (Len(pre_code) > 0)
- Printf(pre_code, "\n");
- Printv(pre_code, pre, NIL);
- }
- String *post = Getattr(p, "tmap:javain:post");
- if (post) {
- substituteClassname(pt, post);
- Replaceall(post, "$javainput", arg);
- if (Len(post_code) > 0)
- Printf(post_code, "\n");
- Printv(post_code, post, NIL);
- }
- Printv(imcall, tm, NIL);
- } else {
- Swig_warning(WARN_JAVA_TYPEMAP_JAVAIN_UNDEF, input_file, line_number, "No javain typemap defined for %s\n", SwigType_str(pt, 0));
- }
- /* Add parameter to proxy function */
- if (gencomma) {
- Printf(function_code, ", ");
- Printf(helper_code, ", ");
- Printf(helper_args, ", ");
- }
- Printf(function_code, "%s %s", param_type, arg);
- Printf(helper_code, "%s %s", param_type, arg);
- Printf(helper_args, "%s", arg);
- ++gencomma;
- if (prematureGarbageCollectionPreventionParameter(pt, p)) {
- String *pgcppname = Getattr(p, "tmap:javain:pgcppname");
- if (pgcppname) {
- String *argname = Copy(pgcppname);
- Replaceall(argname, "$javainput", arg);
- Printf(imcall, ", %s", argname);
- Delete(argname);
- } else {
- Printf(imcall, ", %s", arg);
- }
- }
- Delete(arg);
- Delete(param_type);
- p = Getattr(p, "tmap:in:next");
- }
- Printf(imcall, ")");
- Printf(function_code, ")");
- Printf(helper_code, ")");
- generateThrowsClause(n, function_code);
- /* Insert the javaconstruct typemap, doing the replacement for $directorconnect, as needed */
- Hash *attributes = NewHash();
- String *typemap_lookup_type = Getattr(getCurrentClass(), "classtypeobj");
- String *construct_tm = Copy(typemapLookup(n, "javaconstruct", typemap_lookup_type,
- WARN_JAVA_TYPEMAP_JAVACONSTRUCT_UNDEF, attributes));
- if (construct_tm) {
- if (!feature_director) {
- Replaceall(construct_tm, "$directorconnect", "");
- } else {
- String *connect_attr = Getattr(attributes, "tmap:javaconstruct:directorconnect");
- if (connect_attr) {
- Replaceall(construct_tm, "$directorconnect", connect_attr);
- } else {
- Swig_warning(WARN_JAVA_NO_DIRECTORCONNECT_ATTR, input_file, line_number, "\"directorconnect\" attribute missing in %s \"javaconstruct\" typemap.\n",
- Getattr(n, "name"));
- Replaceall(construct_tm, "$directorconnect", "");
- }
- }
- Printv(function_code, " ", construct_tm, "\n", NIL);
- }
- bool is_pre_code = Len(pre_code) > 0;
- bool is_post_code = Len(post_code) > 0;
- if (is_pre_code || is_post_code) {
- generateThrowsClause(n, helper_code);
- Printf(helper_code, " {\n");
- if (is_pre_code) {
- Printv(helper_code, pre_code, "\n", NIL);
- }
- if (is_post_code) {
- Printf(helper_code, " try {\n");
- Printv(helper_code, " return ", imcall, ";\n", NIL);
- Printv(helper_code, " } finally {\n", post_code, "\n }", NIL);
- } else {
- Printv(helper_code, " return ", imcall, ";", NIL);
- }
- Printf(helper_code, "\n }\n");
- String *helper_name = NewStringf("%s.SwigConstruct%s(%s)", proxy_class_name, proxy_class_name, helper_args);
- Printv(proxy_class_code, helper_code, "\n", NIL);
- Replaceall(function_code, "$imcall", helper_name);
- Delete(helper_name);
- } else {
- Replaceall(function_code, "$imcall", imcall);
- }
- Printv(proxy_class_code, function_code, "\n", NIL);
- Delete(helper_args);
- Delete(im_return_type);
- Delete(pre_code);
- Delete(post_code);
- Delete(construct_tm);
- Delete(attributes);
- Delete(overloaded_name);
- Delete(imcall);
- }
- return SWIG_OK;
- }
- /* ----------------------------------------------------------------------
- * destructorHandler()
- * ---------------------------------------------------------------------- */
- virtual int destructorHandler(Node *n) {
- Language::destructorHandler(n);
- String *symname = Getattr(n, "sym:name");
- if (proxy_flag) {
- Printv(destructor_call, full_imclass_name, ".", Swig_name_destroy(getNSpace(), symname), "(swigCPtr)", NIL);
- generateThrowsClause(n, destructor_throws_clause);
- const String *methodmods = Getattr(n, "feature:java:methodmodifiers");
- if (methodmods)
- Setattr(getCurrentClass(), "destructmethodmodifiers", methodmods);
- }
- return SWIG_OK;
- }
- /* ----------------------------------------------------------------------
- * membervariableHandler()
- * ---------------------------------------------------------------------- */
- virtual int membervariableHandler(Node *n) {
- variable_name = Getattr(n, "sym:name");
- wrapping_member_flag = true;
- variable_wrapper_flag = true;
- Language::membervariableHandler(n);
- wrapping_member_flag = false;
- variable_wrapper_flag = false;
- return SWIG_OK;
- }
- /* ----------------------------------------------------------------------
- * staticmembervariableHandler()
- * ---------------------------------------------------------------------- */
- virtual int staticmembervariableHandler(Node *n) {
- variable_name = Getattr(n, "sym:name");
- wrapping_member_flag = true;
- static_flag = true;
- Language::staticmembervariableHandler(n);
- wrapping_member_flag = false;
- static_flag = false;
- return SWIG_OK;
- }
- /* ----------------------------------------------------------------------
- * memberconstantHandler()
- * ---------------------------------------------------------------------- */
- virtual int memberconstantHandler(Node *n) {
- variable_name = Getattr(n, "sym:name");
- wrapping_member_flag = true;
- Language::memberconstantHandler(n);
- wrapping_member_flag = false;
- return SWIG_OK;
- }
- /* -----------------------------------------------------------------------------
- * getOverloadedName()
- * ----------------------------------------------------------------------------- */
- String *getOverloadedName(Node *n) {
- /* Although JNI functions are designed to handle overloaded Java functions,
- * a Java long is used for all classes in the SWIG intermediary class.
- * The intermediary class methods are thus mangled when overloaded to give
- * a unique name. */
- String *overloaded_name = NewStringf("%s", Getattr(n, "sym:name"));
- if (Getattr(n, "sym:overloaded")) {
- Printv(overloaded_name, Getattr(n, "sym:overname"), NIL);
- }
- return overloaded_name;
- }
- /* -----------------------------------------------------------------------------
- * moduleClassFunctionHandler()
- * ----------------------------------------------------------------------------- */
- void moduleClassFunctionHandler(Node *n) {
- SwigType *t = Getattr(n, "type");
- ParmList *l = Getattr(n, "parms");
- String *tm;
- Parm *p;
- int i;
- String *imcall = NewString("");
- String *return_type = NewString("");
- String *function_code = NewString("");
- int num_arguments = 0;
- String *overloaded_name = getOverloadedName(n);
- String *func_name = NULL;
- bool setter_flag = false;
- String *pre_code = NewString("");
- String *post_code = NewString("");
- // Translate and write javadoc comment if flagged
- if (doxygen && doxygenTranslator->hasDocumentation(n)) {
- String *doxygen_comments = doxygenTranslator->getDocumentation(n, " ");
- if (comment_creation_chatter)
- Printf(function_code, "/* This was generated from moduleClassFunctionHandler() */\n");
- Printv(function_code, doxygen_comments, NIL);
- Delete(doxygen_comments);
- }
- if (l) {
- if (SwigType_type(Getattr(l, "type")) == T_VOID) {
- l = nextSibling(l);
- }
- }
- /* Attach the non-standard typemaps to the parameter list */
- Swig_typemap_attach_parms("jstype", l, NULL);
- Swig_typemap_attach_parms("javain", l, NULL);
- /* Get return types */
- if ((tm = Swig_typemap_lookup("jstype", n, "", 0))) {
- substituteClassname(t, tm);
- Printf(return_type, "%s", tm);
- } else {
- Swig_warning(WARN_JAVA_TYPEMAP_JSTYPE_UNDEF, input_file, line_number, "No jstype typemap defined for %s\n", SwigType_str(t, 0));
- }
- /* Change function name for global variables */
- if (proxy_flag && global_variable_flag) {
- // Capitalize the first letter in the variable to create a JavaBean type getter/setter function name
- func_name = NewString("");
- setter_flag = (Cmp(Getattr(n, "sym:name"), Swig_name_set(getNSpace(), variable_name)) == 0);
- if (setter_flag)
- Printf(func_name, "set");
- else
- Printf(func_name, "get");
- Putc(toupper((int) *Char(variable_name)), func_name);
- Printf(func_name, "%s", Char(variable_name) + 1);
- } else {
- func_name = Copy(Getattr(n, "sym:name"));
- }
- /* Start generating the function */
- const String *methodmods = Getattr(n, "feature:java:methodmodifiers");
- methodmods = methodmods ? methodmods : (is_public(n) ? public_string : protected_string);
- Printf(function_code, " %s static %s %s(", methodmods, return_type, func_name);
- Printv(imcall, imclass_name, ".", overloaded_name, "(", NIL);
- /* Get number of required and total arguments */
- num_arguments = emit_num_arguments(l);
- bool global_or_member_variable = global_variable_flag || (wrapping_member_flag && !enum_constant_flag);
- int gencomma = 0;
- /* Output each parameter */
- for (i = 0, p = l; i < num_arguments; i++) {
- /* Ignored parameters */
- while (checkAttribute(p, "tmap:in:numinputs", "0")) {
- p = Getattr(p, "tmap:in:next");
- }
- SwigType *pt = Getattr(p, "type");
- String *param_type = NewString("");
- /* Get the Java parameter type */
- if ((tm = Getattr(p, "tmap:jstype"))) {
- substituteClassname(pt, tm);
- Printf(param_type, "%s", tm);
- } else {
- Swig_warning(WARN_JAVA_TYPEMAP_JSTYPE_UNDEF, input_file, line_number, "No jstype typemap defined for %s\n", SwigType_str(pt, 0));
- }
- if (gencomma)
- Printf(imcall, ", ");
- String *arg = makeParameterName(n, p, i, global_or_member_variable);
- // Use typemaps to transform type used in Java wrapper function (in proxy class) to type used in JNI function (in intermediary class)
- if ((tm = Getattr(p, "tmap:javain"))) {
- addThrows(n, "tmap:javain", p);
- substituteClassname(pt, tm);
- Replaceall(tm, "$javainput", arg);
- String *pre = Getattr(p, "tmap:javain:pre");
- if (pre) {
- substituteClassname(pt, pre);
- Replaceall(pre, "$javainput", arg);
- if (Len(pre_code) > 0)
- Printf(pre_code, "\n");
- Printv(pre_code, pre, NIL);
- }
- String *post = Getattr(p, "tmap:javain:post");
- if (post) {
- substituteClassname(pt, post);
- Replaceall(post, "$javainput", arg);
- if (Len(post_code) > 0)
- Printf(post_code, "\n");
- Printv(post_code, post, NIL);
- }
- Printv(imcall, tm, NIL);
- } else {
- Swig_warning(WARN_JAVA_TYPEMAP_JAVAIN_UNDEF, input_file, line_number, "No javain typemap defined for %s\n", SwigType_str(pt, 0));
- }
- /* Add parameter to module class function */
- if (gencomma >= 2)
- Printf(function_code, ", ");
- gencomma = 2;
- Printf(function_code, "%s %s", param_type, arg);
- if (prematureGarbageCollectionPreventionParameter(pt, p)) {
- String *pgcppname = Getattr(p, "tmap:javain:pgcppname");
- if (pgcppname) {
- String *argname = Copy(pgcppname);
- Replaceall(argname, "$javainput", arg);
- Printf(imcall, ", %s", argname);
- Delete(argname);
- } else {
- Printf(imcall, ", %s", arg);
- }
- }
- p = Getattr(p, "tmap:in:next");
- Delete(arg);
- Delete(param_type);
- }
- Printf(imcall, ")");
- Printf(function_code, ")");
- // Transform return type used in JNI function (in intermediary class) to type used in Java wrapper function (in module class)
- if ((tm = Swig_typemap_lookup("javaout", n, "", 0))) {
- addThrows(n, "tmap:javaout", n);
- bool is_pre_code = Len(pre_code) > 0;
- bool is_post_code = Len(post_code) > 0;
- if (is_pre_code || is_post_code) {
- Replaceall(tm, "\n ", "\n "); // add extra indentation to code in typemap
- if (is_post_code) {
- Insert(tm, 0, "\n try ");
- Printv(tm, " finally {\n", post_code, "\n }", NIL);
- } else {
- Insert(tm, 0, "\n ");
- }
- if (is_pre_code) {
- Insert(tm, 0, pre_code);
- Insert(tm, 0, "\n");
- }
- Insert(tm, 0, "{");
- Printf(tm, "\n }");
- }
- if (GetFlag(n, "feature:new"))
- Replaceall(tm, "$owner", "true");
- else
- Replaceall(tm, "$owner", "false");
- substituteClassname(t, tm);
- Replaceall(tm, "$imfuncname", overloaded_name);
- Replaceall(tm, "$jnicall", imcall);
- } else {
- Swig_warning(WARN_JAVA_TYPEMAP_JAVAOUT_UNDEF, input_file, line_number, "No javaout typemap defined for %s\n", SwigType_str(t, 0));
- }
- generateThrowsClause(n, function_code);
- Printf(function_code, " %s\n\n", tm ? tm : empty_string);
- Printv(module_class_code, function_code, NIL);
- Delete(pre_code);
- Delete(post_code);
- Delete(function_code);
- Delete(return_type);
- Delete(imcall);
- Delete(func_name);
- }
- /*----------------------------------------------------------------------
- * replaceSpecialVariables()
- *--------------------------------------------------------------------*/
- virtual void replaceSpecialVariables(String *method, String *tm, Parm *parm) {
- (void)method;
- SwigType *type = Getattr(parm, "type");
- substituteClassname(type, tm);
- }
- /*----------------------------------------------------------------------
- * decodeEnumFeature()
- * Decode the possible enum features, which are one of:
- * %javaenum(simple)
- * %javaenum(typeunsafe) - default
- * %javaenum(typesafe)
- * %javaenum(proper)
- *--------------------------------------------------------------------*/
- EnumFeature decodeEnumFeature(Node *n) {
- EnumFeature enum_feature = TypeunsafeEnum;
- String *feature = Getattr(n, "feature:java:enum");
- if (feature) {
- if (Cmp(feature, "simple") == 0)
- enum_feature = SimpleEnum;
- else if (Cmp(feature, "typesafe") == 0)
- enum_feature = TypesafeEnum;
- else if (Cmp(feature, "proper") == 0)
- enum_feature = ProperEnum;
- }
- return enum_feature;
- }
- /* -----------------------------------------------------------------------
- * enumValue()
- * This method will return a string with an enum value to use in Java generated
- * code. If the %javaconst feature is not used, the string will contain the intermediary
- * class call to obtain the enum value. The intermediary class and JNI methods to obtain
- * the enum value will be generated. Otherwise the C/C++ enum value will be used if there
- * is one and hopefully it will compile as Java code - e.g. 20 as in: enum E{e=20};
- * The %javaconstvalue feature overrides all other ways to generate the constant value.
- * The caller must delete memory allocated for the returned string.
- * ------------------------------------------------------------------------ */
- String *enumValue(Node *n) {
- String *symname = Getattr(n, "sym:name");
- // Check for the %javaconstvalue feature
- String *value = Getattr(n, "feature:java:constvalue");
- if (!value) {
- // The %javaconst feature determines how the constant value is obtained
- int const_feature_flag = GetFlag(n, "feature:java:const");
- if (const_feature_flag) {
- // Use the C syntax to make a true Java constant and hope that it compiles as Java code
- value = Getattr(n, "enumvalue") ? Copy(Getattr(n, "enumvalue")) : Copy(Getattr(n, "enumvalueex"));
- } else {
- String *newsymname = 0;
- if (!getCurrentClass() || !proxy_flag) {
- String *enumClassPrefix = getEnumClassPrefix();
- if (enumClassPrefix) {
- // A global scoped enum
- newsymname = Swig_name_member(0, enumClassPrefix, symname);
- symname = newsymname;
- }
- }
- // Get the enumvalue from a JNI call
- if (!getCurrentClass() || !cparse_cplusplus || !proxy_flag) {
- // Strange hack to change the name
- Setattr(n, "name", Getattr(n, "value")); /* for wrapping of enums in a namespace when emit_action is used */
- constantWrapper(n);
- value = NewStringf("%s.%s()", full_imclass_name ? full_imclass_name : imclass_name, Swig_name_get(getNSpace(), symname));
- } else {
- memberconstantHandler(n);
- value = NewStringf("%s.%s()", full_imclass_name ? full_imclass_name : imclass_name, Swig_name_get(getNSpace(), Swig_name_member(0, getEnumClassPrefix(), symname)));
- }
- Delete(newsymname);
- }
- }
- return value;
- }
- /* -----------------------------------------------------------------------------
- * getEnumName()
- *
- * If jnidescriptor is set, inner class names are separated with '$' otherwise a '.'
- * and the package is also not added to the name.
- * ----------------------------------------------------------------------------- */
- String *getEnumName(SwigType *t, bool jnidescriptor) {
- Node *enumname = NULL;
- Node *n = enumLookup(t);
- if (n) {
- enumname = Getattr(n, "enumname");
- if (!enumname || jnidescriptor) {
- String *symname = Getattr(n, "sym:name");
- if (symname) {
- // Add in class scope when referencing enum if not a global enum
- String *scopename_prefix = Swig_scopename_prefix(Getattr(n, "name"));
- String *proxyname = 0;
- if (scopename_prefix) {
- proxyname = getProxyName(scopename_prefix, jnidescriptor);
- }
- if (proxyname) {
- const char *class_separator = jnidescriptor ? "$" : ".";
- enumname = NewStringf("%s%s%s", proxyname, class_separator, symname);
- } else {
- // global enum or enum in a namespace
- String *nspace = Getattr(n, "sym:nspace");
- if (nspace) {
- if (package && !jnidescriptor)
- enumname = NewStringf("%s.%s.%s", package, nspace, symname);
- else
- enumname = NewStringf("%s.%s", nspace, symname);
- } else {
- enumname = Copy(symname);
- }
- }
- if (!jnidescriptor) {
- Setattr(n, "enumname", enumname); // Cache it
- Delete(enumname);
- }
- Delete(scopename_prefix);
- }
- }
- }
- return enumname;
- }
- /* -----------------------------------------------------------------------------
- * substituteClassname()
- *
- * Substitute the special variable $javaclassname with the proxy class name for classes/structs/unions
- * that SWIG knows about. Also substitutes enums with enum name.
- * Otherwise use the $descriptor name for the Java class name. Note that the $&javaclassname substitution
- * is the same as a $&descriptor substitution, ie one pointer added to descriptor name.
- * Note that the path separator is a '.' unless jnidescriptor is set.
- * Inputs:
- * pt - parameter type
- * tm - typemap contents that might contain the special variable to be replaced
- * jnidescriptor - if set, inner class names are separated with '$' otherwise a '/' is used for the path separator
- * Outputs:
- * tm - typemap contents complete with the special variable substitution
- * Return:
- * substitution_performed - flag indicating if a substitution was performed
- * ----------------------------------------------------------------------------- */
- bool substituteClassname(SwigType *pt, String *tm, bool jnidescriptor = false) {
- bool substitution_performed = false;
- SwigType *type = Copy(SwigType_typedef_resolve_all(pt));
- SwigType *strippedtype = SwigType_strip_qualifiers(type);
- if (Strstr(tm, "$javaclassname")) {
- SwigType *classnametype = Copy(strippedtype);
- substituteClassnameSpecialVariable(classnametype, tm, "$javaclassname", jnidescriptor);
- substitution_performed = true;
- Delete(classnametype);
- }
- if (Strstr(tm, "$*javaclassname")) {
- SwigType *classnametype = Copy(strippedtype);
- Delete(SwigType_pop(classnametype));
- if (Len(classnametype) > 0) {
- substituteClassnameSpecialVariable(classnametype, tm, "$*javaclassname", jnidescriptor);
- substitution_performed = true;
- }
- Delete(classnametype);
- }
- if (Strstr(tm, "$&javaclassname")) {
- SwigType *classnametype = Copy(strippedtype);
- SwigType_add_pointer(classnametype);
- substituteClassnameSpecialVariable(classnametype, tm, "$&javaclassname", jnidescriptor);
- substitution_performed = true;
- Delete(classnametype);
- }
- if (Strstr(tm, "$javainterfacename")) {
- SwigType *interfacenametype = Copy(strippedtype);
- substituteInterfacenameSpecialVariable(interfacenametype, tm, "$javainterfacename", jnidescriptor, true);
- substitution_performed = true;
- Delete(interfacenametype);
- }
- if (Strstr(tm, "$*javainterfacename")) {
- SwigType *interfacenametype = Copy(strippedtype);
- Delete(SwigType_pop(interfacenametype));
- if (Len(interfacenametype) > 0) {
- substituteInterfacenameSpecialVariable(interfacenametype, tm, "$*javainterfacename", jnidescriptor, true);
- substitution_performed = true;
- }
- Delete(interfacenametype);
- }
- if (Strstr(tm, "$&javainterfacename")) {
- SwigType *interfacenametype = Copy(strippedtype);
- SwigType_add_pointer(interfacenametype);
- substituteInterfacenameSpecialVariable(interfacenametype, tm, "$&javainterfacename", jnidescriptor, true);
- substitution_performed = true;
- Delete(interfacenametype);
- }
- if (Strstr(tm, "$interfacename")) {
- SwigType *interfacenametype = Copy(strippedtype);
- substituteInterfacenameSpecialVariable(interfacenametype, tm, "$interfacename", jnidescriptor, false);
- substitution_performed = true;
- Delete(interfacenametype);
- }
- if (Strstr(tm, "$*interfacename")) {
- SwigType *interfacenametype = Copy(strippedtype);
- Delete(SwigType_pop(interfacenametype));
- if (Len(interfacenametype) > 0) {
- substituteInterfacenameSpecialVariable(interfacenametype, tm, "$*interfacename", jnidescriptor, false);
- substitution_performed = true;
- }
- Delete(interfacenametype);
- }
- if (Strstr(tm, "$&interfacename")) {
- SwigType *interfacenametype = Copy(strippedtype);
- SwigType_add_pointer(interfacenametype);
- substituteInterfacenameSpecialVariable(interfacenametype, tm, "$&interfacename", jnidescriptor, false);
- substitution_performed = true;
- Delete(interfacenametype);
- }
- Delete(strippedtype);
- Delete(type);
- return substitution_performed;
- }
- /* -----------------------------------------------------------------------------
- * substituteClassnameSpecialVariable()
- * ----------------------------------------------------------------------------- */
- void substituteClassnameSpecialVariable(SwigType *classnametype, String *tm, const char *classnamespecialvariable, bool jnidescriptor) {
- String *replacementname;
- if (SwigType_isenum(classnametype)) {
- String *enumname = getEnumName(classnametype, jnidescriptor);
- if (enumname) {
- replacementname = Copy(enumname);
- } else {
- bool anonymous_enum = (Cmp(classnametype, "enum ") == 0);
- if (anonymous_enum) {
- replacementname = NewString("int");
- } else {
- // An unknown enum - one that has not been parsed (neither a C enum forward reference nor a definition) or an ignored enum
- replacementname = NewStringf("SWIGTYPE%s", SwigType_manglestr(classnametype));
- Replace(replacementname, "enum ", "", DOH_REPLACE_ANY);
- Setattr(swig_types_hash, replacementname, classnametype);
- }
- }
- } else {
- String *classname = getProxyName(classnametype, jnidescriptor); // getProxyName() works for pointers to classes too
- if (classname) {
- replacementname = Copy(classname);
- } else {
- // use $descriptor if SWIG does not know anything about this type. Note that any typedefs are resolved.
- replacementname = NewStringf("SWIGTYPE%s", SwigType_manglestr(classnametype));
- // Add to hash table so that the type wrapper classes can be created later
- Setattr(swig_types_hash, replacementname, classnametype);
- }
- }
- if (jnidescriptor)
- Replaceall(replacementname,".","/");
- Replaceall(tm, classnamespecialvariable, replacementname);
- Delete(replacementname);
- }
- /* -----------------------------------------------------------------------------
- * substituteInterfacenameSpecialVariable()
- * ----------------------------------------------------------------------------- */
- void substituteInterfacenameSpecialVariable(SwigType *interfacenametype, String *tm, const char *interfacenamespecialvariable, bool jnidescriptor, bool qualified) {
- String *interfacename = getInterfaceName(interfacenametype/*, jnidescriptor*/, qualified);
- if (interfacename) {
- String *replacementname = Copy(interfacename);
- if (jnidescriptor)
- Replaceall(replacementname,".","/");
- Replaceall(tm, interfacenamespecialvariable, replacementname);
- Delete(replacementname);
- }
- }
- /* -----------------------------------------------------------------------------
- * emitTypeWrapperClass()
- * ----------------------------------------------------------------------------- */
- void emitTypeWrapperClass(String *classname, SwigType *type) {
- Node *n = NewHash();
- Setfile(n, input_file);
- Setline(n, line_number);
- String *swigtype = NewString("");
- String *filen = NewStringf("%s%s.java", SWIG_output_directory(), classname);
- File *f_swigtype = NewFile(filen, "w", SWIG_output_files());
- if (!f_swigtype) {
- FileErrorDisplay(filen);
- Exit(EXIT_FAILURE);
- }
- Append(filenames_list, Copy(filen));
- Delete(filen);
- filen = NULL;
- // Start writing out the type wrapper class file
- emitBanner(f_swigtype);
- if (package)
- Printf(f_swigtype, "package %s;\n", package);
- // Pure Java baseclass and interfaces
- const String *pure_baseclass = typemapLookup(n, "javabase", type, WARN_NONE);
- const String *pure_interfaces = typemapLookup(n, "javainterfaces", type, WARN_NONE);
- // Emit the class
- Printv(swigtype, typemapLookup(n, "javaimports", type, WARN_NONE), // Import statements
- "\n", typemapLookup(n, "javaclassmodifiers", type, WARN_JAVA_TYPEMAP_CLASSMOD_UNDEF), // Class modifiers
- " $javaclassname", // Class name and bases
- *Char(pure_baseclass) ? " extends " : "", pure_baseclass, *Char(pure_interfaces) ? // Interfaces
- " implements " : "", pure_interfaces, " {", typemapLookup(n, "javabody", type, WARN_JAVA_TYPEMAP_JAVABODY_UNDEF), // main body of class
- typemapLookup(n, "javacode", type, WARN_NONE), // extra Java code
- "}\n", "\n", NIL);
- Replaceall(swigtype, "$javaclassname", classname);
- Replaceall(swigtype, "$module", module_class_name);
- Replaceall(swigtype, "$imclassname", imclass_name);
- // For unknown enums
- Replaceall(swigtype, "$static ", "");
- Replaceall(swigtype, "$enumvalues", "");
- Printv(f_swigtype, swigtype, NIL);
- Delete(f_swigtype);
- Delete(swigtype);
- Delete(n);
- }
- /* -----------------------------------------------------------------------------
- * typemapLookup()
- * n - for input only and must contain info for Getfile(n) and Getline(n) to work
- * tmap_method - typemap method name
- * type - typemap type to lookup
- * warning - warning number to issue if no typemaps found
- * typemap_attributes - the typemap attributes are attached to this node and will
- * also be used for temporary storage if non null
- * return is never NULL, unlike Swig_typemap_lookup()
- * ----------------------------------------------------------------------------- */
- const String *typemapLookup(Node *n, const_String_or_char_ptr tmap_method, SwigType *type, int warning, Node *typemap_attributes = 0) {
- Node *node = !typemap_attributes ? NewHash() : typemap_attributes;
- Setattr(node, "type", type);
- Setfile(node, Getfile(n));
- Setline(node, Getline(n));
- const String *tm = Swig_typemap_lookup(tmap_method, node, "", 0);
- if (!tm) {
- tm = empty_string;
- if (warning != WARN_NONE)
- Swig_warning(warning, Getfile(n), Getline(n), "No %s typemap defined for %s\n", tmap_method, SwigType_str(type, 0));
- }
- if (!typemap_attributes)
- Delete(node);
- return tm;
- }
- /* -----------------------------------------------------------------------------
- * addThrows()
- *
- * Adds exception classes to a throws list. The throws list is the list of classes
- * that will form the Java throws clause. Mainly for checked exceptions.
- * ----------------------------------------------------------------------------- */
- void addThrows(Node *n, const String *attribute, Node *parameter) {
- // Get the comma separated exception classes for the throws clause - held in typemap/feature's "throws" attribute
- String *throws_attribute = NewStringf("%s:throws", attribute);
- String *throws = Getattr(parameter, throws_attribute);
- if (throws && Len(throws) > 0) {
- String *throws_list = Getattr(n, "java:throwslist");
- if (!throws_list) {
- throws_list = NewList();
- Setattr(n, "java:throwslist", throws_list);
- }
- // Put the exception classes in the throws clause into a temporary List
- List *temp_classes_list = Split(throws, ',', INT_MAX);
- // Add the exception classes to the node throws list, but don't duplicate if already in list
- if (temp_classes_list && Len(temp_classes_list) > 0) {
- for (Iterator cls = First(temp_classes_list); cls.item; cls = Next(cls)) {
- String *exception_class = NewString(cls.item);
- Replaceall(exception_class, " ", ""); // remove spaces
- Replaceall(exception_class, "\t", ""); // remove tabs
- if (Len(exception_class) > 0) {
- // $javaclassname substitution
- SwigType *pt = Getattr(parameter, "type");
- substituteClassname(pt, exception_class);
- // Don't duplicate the Java exception class in the throws clause
- bool found_flag = false;
- for (Iterator item = First(throws_list); item.item; item = Next(item)) {
- if (Strcmp(item.item, exception_class) == 0)
- found_flag = true;
- }
- if (!found_flag)
- Append(throws_list, exception_class);
- }
- Delete(exception_class);
- }
- }
- Delete(temp_classes_list);
- }
- Delete(throws_attribute);
- }
- /* -----------------------------------------------------------------------------
- * generateThrowsClause()
- *
- * Generates throws clause for checked exception
- * ----------------------------------------------------------------------------- */
- void generateThrowsClause(Node *n, String *code) {
- // Add the throws clause into code
- List *throws_list = Getattr(n, "java:throwslist");
- if (throws_list) {
- Iterator cls = First(throws_list);
- Printf(code, " throws %s", cls.item);
- while ((cls = Next(cls)).item)
- Printf(code, ", %s", cls.item);
- }
- }
- /* -----------------------------------------------------------------------------
- * prematureGarbageCollectionPreventionParameter()
- *
- * Get the proxy class name for use in an additional generated parameter. The
- * additional parameter is added to a native method call purely to prevent
- * premature garbage collection of proxy classes which pass their C++ class pointer
- * in a Java long to the JNI layer.
- * ----------------------------------------------------------------------------- */
- String *prematureGarbageCollectionPreventionParameter(SwigType *t, Parm *p) {
- String *pgcpp_java_type = 0;
- String *jtype = NewString(Getattr(p, "tmap:jtype"));
- // Strip C comments
- String *stripped_jtype = Swig_strip_c_comments(jtype);
- if (stripped_jtype) {
- Delete(jtype);
- jtype = stripped_jtype;
- }
- // Remove whitespace
- Replaceall(jtype, " ", "");
- Replaceall(jtype, "\t", "");
- if (Cmp(jtype, "long") == 0) {
- if (proxy_flag) {
- if (!GetFlag(p, "tmap:jtype:nopgcpp") && !nopgcpp_flag) {
- String *interface_name = getInterfaceName(t, true);
- pgcpp_java_type = interface_name ? interface_name : getProxyName(t);
- if (!pgcpp_java_type) {
- // Look for proxy class parameters passed to C++ layer using non-default typemaps, ie not one of above types
- String *jstype = NewString(Getattr(p, "tmap:jstype"));
- if (jstype) {
- Hash *classes = getClassHash();
- if (classes) {
- // Strip C comments
- String *stripped_jstype = Swig_strip_c_comments(jstype);
- if (stripped_jstype) {
- Delete(jstype);
- jstype = stripped_jstype;
- }
- // Remove whitespace
- Replaceall(jstype, " ", "");
- Replaceall(jstype, "\t", "");
- Iterator ki;
- for (ki = First(classes); ki.key; ki = Next(ki)) {
- Node *cls = ki.item;
- if (cls && !Getattr(cls, "feature:ignore")) {
- String *symname = Getattr(cls, "sym:name");
- if (symname && Strcmp(symname, jstype) == 0) {
- pgcpp_java_type = symname;
- }
- }
- }
- }
- }
- Delete(jstype);
- }
- }
- }
- }
- Delete(jtype);
- return pgcpp_java_type;
- }
- /* -----------------------------------------------------------------------------
- * outputDirectory()
- *
- * Return the directory to use for generating Java classes/enums and create the
- * subdirectory (does not create if language specific outdir does not exist).
- * ----------------------------------------------------------------------------- */
- String *outputDirectory(String *nspace) {
- String *output_directory = Copy(SWIG_output_directory());
- if (nspace) {
- String *nspace_subdirectory = Copy(nspace);
- Replaceall(nspace_subdirectory, ".", SWIG_FILE_DELIMITER);
- String *newdir_error = Swig_new_subdirectory(output_directory, nspace_subdirectory);
- if (newdir_error) {
- Printf(stderr, "%s\n", newdir_error);
- Delete(newdir_error);
- Exit(EXIT_FAILURE);
- }
- Printv(output_directory, nspace_subdirectory, SWIG_FILE_DELIMITER, 0);
- Delete(nspace_subdirectory);
- }
- return output_directory;
- }
- /*----------------------------------------------------------------------
- * Start of director methods
- *--------------------------------------------------------------------*/
- /*----------------------------------------------------------------------
- * getUpcallJNIMethod()
- *--------------------------------------------------------------------*/
- String *getUpcallJNIMethod(String *descrip) {
- static struct {
- char code;
- const char *method;
- } upcall_methods[] = {
- {
- 'B', "CallStaticByteMethod"}, {
- 'C', "CallStaticCharMethod"}, {
- 'D', "CallStaticDoubleMethod"}, {
- 'F', "CallStaticFloatMethod"}, {
- 'I', "CallStaticIntMethod"}, {
- 'J', "CallStaticLongMethod"}, {
- 'L', "CallStaticObjectMethod"}, {
- 'S', "CallStaticShortMethod"}, {
- 'V', "CallStaticVoidMethod"}, {
- 'Z', "CallStaticBooleanMethod"}, {
- '[', "CallStaticObjectMethod"}
- };
- char code;
- int i;
- code = *Char(descrip);
- for (i = 0; i < (int) (sizeof(upcall_methods) / sizeof(upcall_methods[0])); ++i)
- if (code == upcall_methods[i].code)
- return NewString(upcall_methods[i].method);
- return NULL;
- }
- /*----------------------------------------------------------------------
- * emitDirectorUpcalls()
- *--------------------------------------------------------------------*/
- void emitDirectorUpcalls() {
- if (n_dmethods) {
- Wrapper *w = NewWrapper();
- String *jni_imclass_name = makeValidJniName(imclass_name);
- String *swig_module_init = NewString("swig_module_init");
- String *swig_module_init_jni = makeValidJniName(swig_module_init);
- String *dmethod_data = NewString("");
- int n_methods = 0;
- Iterator udata_iter;
- udata_iter = First(dmethods_seq);
- while (udata_iter.item) {
- UpcallData *udata = udata_iter.item;
- Printf(dmethod_data, " { \"%s\", \"%s\" }", Getattr(udata, "imclass_method"), Getattr(udata, "imclass_fdesc"));
- ++n_methods;
- udata_iter = Next(udata_iter);
- if (udata_iter.item)
- Putc(',', dmethod_data);
- Putc('\n', dmethod_data);
- }
- Printf(f_runtime, "namespace Swig {\n");
- Printf(f_runtime, " namespace {\n");
- Printf(f_runtime, " jclass jclass_%s = NULL;\n", imclass_name);
- Printf(f_runtime, " jmethodID director_method_ids[%d];\n", n_methods);
- Printf(f_runtime, " }\n");
- Printf(f_runtime, "}\n");
- Printf(w->def, "SWIGEXPORT void JNICALL Java_%s%s_%s(JNIEnv *jenv, jclass jcls) {", jnipackage, jni_imclass_name, swig_module_init_jni);
- Printf(w->code, "static struct {\n");
- Printf(w->code, " const char *method;\n");
- Printf(w->code, " const char *signature;\n");
- Printf(w->code, "} methods[%d] = {\n", n_methods);
- Printv(w->code, dmethod_data, NIL);
- Printf(w->code, "};\n");
- Wrapper_add_local(w, "i", "int i");
- Printf(w->code, "Swig::jclass_%s = (jclass) jenv->NewGlobalRef(jcls);\n", imclass_name);
- Printf(w->code, "if (!Swig::jclass_%s) return;\n", imclass_name);
- Printf(w->code, "for (i = 0; i < (int) (sizeof(methods)/sizeof(methods[0])); ++i) {\n");
- Printf(w->code, " Swig::director_method_ids[i] = jenv->GetStaticMethodID(jcls, methods[i].method, methods[i].signature);\n");
- Printf(w->code, " if (!Swig::director_method_ids[i]) return;\n");
- Printf(w->code, "}\n");
- Printf(w->code, "}\n");
- Wrapper_print(w, f_wrappers);
- Delete(dmethod_data);
- Delete(swig_module_init_jni);
- Delete(swig_module_init);
- Delete(jni_imclass_name);
- DelWrapper(w);
- }
- }
- /*----------------------------------------------------------------------
- * emitDirectorExtraMethods()
- *
- * This is where the director connect method is generated.
- *--------------------------------------------------------------------*/
- void emitDirectorExtraMethods(Node *n) {
- if (!Swig_directorclass(n))
- return;
- // Output the director connect method:
- String *jni_imclass_name = makeValidJniName(imclass_name);
- String *norm_name = SwigType_namestr(Getattr(n, "name"));
- String *swig_director_connect = Swig_name_member(getNSpace(), getClassPrefix(), "director_connect");
- String *swig_director_connect_jni = makeValidJniName(swig_director_connect);
- String *smartptr = Getattr(n, "feature:smartptr");
- String *dirClassName = directorClassName(n);
- Wrapper *code_wrap;
- Printf(imclass_class_code, " public final static native void %s(%s obj, long cptr, boolean mem_own, boolean weak_global);\n",
- swig_director_connect, full_proxy_class_name);
- code_wrap = NewWrapper();
- Printf(code_wrap->def,
- "SWIGEXPORT void JNICALL Java_%s%s_%s(JNIEnv *jenv, jclass jcls, jobject jself, jlong objarg, jboolean jswig_mem_own, "
- "jboolean jweak_global) {\n", jnipackage, jni_imclass_name, swig_director_connect_jni);
- if (smartptr) {
- Printf(code_wrap->code, " %s *obj = *((%s **)&objarg);\n", smartptr, smartptr);
- Printf(code_wrap->code, " (void)jcls;\n");
- Printf(code_wrap->code, " // Keep a local instance of the smart pointer around while we are using the raw pointer\n");
- Printf(code_wrap->code, " // Avoids using smart pointer specific API.\n");
- Printf(code_wrap->code, " %s *director = static_cast<%s *>(obj->operator->());\n", dirClassName, dirClassName);
- }
- else {
- Printf(code_wrap->code, " %s *obj = *((%s **)&objarg);\n", norm_name, norm_name);
- Printf(code_wrap->code, " (void)jcls;\n");
- Printf(code_wrap->code, " %s *director = static_cast<%s *>(obj);\n", dirClassName, dirClassName);
- }
- Printf(code_wrap->code, " director->swig_connect_director(jenv, jself, jenv->GetObjectClass(jself), "
- "(jswig_mem_own == JNI_TRUE), (jweak_global == JNI_TRUE));\n");
- Printf(code_wrap->code, "}\n");
- Wrapper_print(code_wrap, f_wrappers);
- DelWrapper(code_wrap);
- Delete(swig_director_connect_jni);
- Delete(swig_director_connect);
- // Output the swigReleaseOwnership, swigTakeOwnership methods:
- String *changeown_method_name = Swig_name_member(getNSpace(), getClassPrefix(), "change_ownership");
- String *changeown_jnimethod_name = makeValidJniName(changeown_method_name);
- Printf(imclass_class_code, " public final static native void %s(%s obj, long cptr, boolean take_or_release);\n", changeown_method_name, full_proxy_class_name);
- code_wrap = NewWrapper();
- Printf(code_wrap->def,
- "SWIGEXPORT void JNICALL Java_%s%s_%s(JNIEnv *jenv, jclass jcls, jobject jself, jlong objarg, jboolean jtake_or_release) {\n",
- jnipackage, jni_imclass_name, changeown_jnimethod_name);
- if (Len(smartptr)) {
- Printf(code_wrap->code, " %s *obj = *((%s **)&objarg);\n", smartptr, smartptr);
- Printf(code_wrap->code, " // Keep a local instance of the smart pointer around while we are using the raw pointer\n");
- Printf(code_wrap->code, " // Avoids using smart pointer specific API.\n");
- Printf(code_wrap->code, " %s *director = dynamic_cast<%s *>(obj->operator->());\n", dirClassName, dirClassName);
- } else {
- Printf(code_wrap->code, " %s *obj = *((%s **)&objarg);\n", norm_name, norm_name);
- Printf(code_wrap->code, " %s *director = dynamic_cast<%s *>(obj);\n", dirClassName, dirClassName);
- }
- Printf(code_wrap->code, " (void)jcls;\n");
- Printf(code_wrap->code, " if (director) {\n");
- Printf(code_wrap->code, " director->swig_java_change_ownership(jenv, jself, jtake_or_release ? true : false);\n");
- Printf(code_wrap->code, " }\n");
- Printf(code_wrap->code, "}\n");
- Wrapper_print(code_wrap, f_wrappers);
- DelWrapper(code_wrap);
- Delete(changeown_method_name);
- Delete(changeown_jnimethod_name);
- Delete(norm_name);
- Delete(dirClassName);
- Delete(jni_imclass_name);
- }
- /*----------------------------------------------------------------------
- * emitCodeTypemap()
- *
- * Output a code typemap that uses $methodname and $jnicall, as used
- * in the directordisconnect, director_release and director_take
- * typemaps.
- *--------------------------------------------------------------------*/
- void emitCodeTypemap(Node *n, bool derived, SwigType *lookup_type, const String *typemap, const String *methodname, const String *jnicall) {
- const String *tm = NULL;
- Node *tmattrs = NewHash();
- String *lookup_tmname = NewString(typemap);
- String *method_attr_name;
- String *method_attr;
- if (derived) {
- Append(lookup_tmname, "_derived");
- }
- tm = typemapLookup(n, lookup_tmname, lookup_type, WARN_NONE, tmattrs);
- method_attr_name = NewStringf("tmap:%s:%s", lookup_tmname, methodname);
- method_attr = Getattr(tmattrs, method_attr_name);
- if (*Char(tm)) {
- if (method_attr) {
- String *codebody = Copy(tm);
- Replaceall(codebody, "$methodname", method_attr);
- Replaceall(codebody, "$jnicall", jnicall);
- Append(proxy_class_def, codebody);
- Delete(codebody);
- } else {
- Swig_error(input_file, line_number, "No %s method name attribute for %s\n", lookup_tmname, proxy_class_name);
- }
- } else {
- Swig_error(input_file, line_number, "No %s typemap for %s\n", lookup_tmname, proxy_class_name);
- }
- Delete(tmattrs);
- Delete(lookup_tmname);
- // Delete(method_attr);
- }
- /* -----------------------------------------------------------------------------
- * substitutePackagePath()
- *
- * Replace $packagepath using the javapackage typemap associated with passed
- * parm or global package if p is 0. "$packagepath/" is replaced with "" if
- * no package is set. Note that the path separator is a '/'.
- * ----------------------------------------------------------------------------- */
- void substitutePackagePath(String *text, Parm *p) {
- String *pkg_path= 0;
- if (p)
- pkg_path = Swig_typemap_lookup("javapackage", p, "", 0);
- if (!pkg_path || Len(pkg_path) == 0)
- pkg_path = Copy(package_path);
- if (Len(pkg_path) > 0) {
- Replaceall(pkg_path, ".", "/");
- Replaceall(text, "$packagepath", pkg_path);
- } else {
- Replaceall(text, "$packagepath/", empty_string);
- Replaceall(text, "$packagepath", empty_string);
- }
- Delete(pkg_path);
- }
- /* ---------------------------------------------------------------
- * Canonicalize the JNI field descriptor
- *
- * Replace the $packagepath and $javaclassname family of special
- * variables with the desired package and Java proxy name as
- * required in the JNI field descriptors.
- *
- * !!SFM!! If $packagepath occurs in the field descriptor, but
- * package_path isn't set (length == 0), then strip it and the
- * optional trailing '/' from the resulting name.
- *
- * --------------------------------------------------------------- */
- String *canonicalizeJNIDescriptor(String *descriptor_in, Parm *p) {
- SwigType *type = Getattr(p, "type");
- String *descriptor_out = Copy(descriptor_in);
- substituteClassname(type, descriptor_out, true);
- substitutePackagePath(descriptor_out, p);
- return descriptor_out;
- }
- /* ---------------------------------------------------------------
- * classDirectorMethod()
- *
- * Emit a virtual director method to pass a method call on to the
- * underlying Java object.
- *
- * --------------------------------------------------------------- */
- int classDirectorMethod(Node *n, Node *parent, String *super) {
- String *c_classname = Getattr(parent, "name");
- String *name = Getattr(n, "name");
- String *symname = Getattr(n, "sym:name");
- SwigType *returntype = Getattr(n, "type");
- String *overloaded_name = getOverloadedName(n);
- String *storage = Getattr(n, "storage");
- String *value = Getattr(n, "value");
- String *decl = Getattr(n, "decl");
- String *declaration = NewString("");
- String *tm;
- Parm *p;
- int i;
- Wrapper *w = NewWrapper();
- ParmList *l = Getattr(n, "parms");
- bool is_void = !(Cmp(returntype, "void"));
- String *qualified_return = 0;
- bool pure_virtual = (!(Cmp(storage, "virtual")) && !(Cmp(value, "0")));
- int status = SWIG_OK;
- bool output_director = true;
- String *dirclassname = directorClassName(parent);
- String *qualified_name = NewStringf("%s::%s", dirclassname, name);
- String *jnidesc = NewString("");
- String *classdesc = NewString("");
- String *jniret_desc = NewString("");
- String *classret_desc = NewString("");
- SwigType *c_ret_type = NULL;
- String *jupcall_args = NewString("swigjobj");
- String *imclass_dmethod;
- String *callback_def = NewString("");
- String *callback_code = NewString("");
- String *imcall_args = NewString("");
- int classmeth_off = curr_class_dmethod - first_class_dmethod;
- bool ignored_method = GetFlag(n, "feature:ignore") ? true : false;
- String *qualified_classname = getProxyName(getClassName());
- // Kludge Alert: functionWrapper sets sym:overload properly, but it
- // isn't at this point, so we have to manufacture it ourselves. At least
- // we're consistent with the sym:overload name in functionWrapper. (?? when
- // does the overloaded method name get set?)
- imclass_dmethod = NewStringf("%s", Swig_name_member(getNSpace(), dirclassname, overloaded_name));
- qualified_return = SwigType_rcaststr(returntype, "c_result");
- if (!is_void && (!ignored_method || pure_virtual)) {
- if (!SwigType_isclass(returntype)) {
- if (!(SwigType_ispointer(returntype) || SwigType_isreference(returntype))) {
- String *construct_result = NewStringf("= SwigValueInit< %s >()", SwigType_lstr(returntype, 0));
- Wrapper_add_localv(w, "c_result", SwigType_lstr(returntype, "c_result"), construct_result, NIL);
- Delete(construct_result);
- } else {
- String *base_typename = SwigType_base(returntype);
- String *resolved_typename = SwigType_typedef_resolve_all(base_typename);
- Symtab *symtab = Getattr(n, "sym:symtab");
- Node *typenode = Swig_symbol_clookup(resolved_typename, symtab);
- if (SwigType_ispointer(returntype) || (typenode && Getattr(typenode, "abstracts"))) {
- /* initialize pointers to something sane. Same for abstract
- classes when a reference is returned. */
- Wrapper_add_localv(w, "c_result", SwigType_lstr(returntype, "c_result"), "= 0", NIL);
- } else {
- /* If returning a reference, initialize the pointer to a sane
- default - if a Java exception occurs, then the pointer returns
- something other than a NULL-initialized reference. */
- SwigType *noref_type = SwigType_del_reference(Copy(returntype));
- String *noref_ltype = SwigType_lstr(noref_type, 0);
- String *return_ltype = SwigType_lstr(returntype, 0);
- Wrapper_add_localv(w, "result_default", "static", noref_ltype, "result_default", NIL);
- Wrapper_add_localv(w, "c_result", return_ltype, "c_result", NIL);
- Printf(w->code, "result_default = SwigValueInit< %s >();\n", noref_ltype);
- Printf(w->code, "c_result = &result_default;\n");
- Delete(return_ltype);
- Delete(noref_ltype);
- Delete(noref_type);
- }
- Delete(base_typename);
- Delete(resolved_typename);
- }
- } else {
- SwigType *vt;
- vt = cplus_value_type(returntype);
- if (!vt) {
- Wrapper_add_localv(w, "c_result", SwigType_lstr(returntype, "c_result"), NIL);
- } else {
- Wrapper_add_localv(w, "c_result", SwigType_lstr(vt, "c_result"), NIL);
- Delete(vt);
- }
- }
- }
- /* Create the intermediate class wrapper */
- tm = Swig_typemap_lookup("jtype", n, "", 0);
- if (tm) {
- Printf(callback_def, " public static %s %s(%s jself", tm, imclass_dmethod, qualified_classname);
- } else {
- Swig_warning(WARN_JAVA_TYPEMAP_JTYPE_UNDEF, input_file, line_number, "No jtype typemap defined for %s\n", SwigType_str(returntype, 0));
- }
- String *cdesc = NULL;
- SwigType *covariant = Getattr(n, "covariant");
- SwigType *adjustedreturntype = covariant ? covariant : returntype;
- Parm *adjustedreturntypeparm = NewParmNode(adjustedreturntype, n);
- if (Swig_typemap_lookup("directorin", adjustedreturntypeparm, "", 0)
- && (cdesc = Getattr(adjustedreturntypeparm, "tmap:directorin:descriptor"))) {
- // Note that in the case of polymorphic (covariant) return types, the
- // method's return type is changed to be the base of the C++ return
- // type
- String *jnidesc_canon = canonicalizeJNIDescriptor(cdesc, adjustedreturntypeparm);
- Append(classret_desc, jnidesc_canon);
- Delete(jnidesc_canon);
- } else {
- Swig_warning(WARN_TYPEMAP_DIRECTORIN_UNDEF, input_file, line_number, "No or improper directorin typemap defined for %s for use in %s::%s (skipping director method)\n",
- SwigType_str(returntype, 0), SwigType_namestr(c_classname), SwigType_namestr(name));
- output_director = false;
- }
- /* Get the JNI field descriptor for this return type, add the JNI field descriptor
- to jniret_desc */
- if ((c_ret_type = Swig_typemap_lookup("jni", n, "", 0))) {
- Parm *tp = NewParmNode(c_ret_type, n);
- if (!is_void && !ignored_method) {
- String *jretval_decl = NewStringf("%s jresult", c_ret_type);
- Wrapper_add_localv(w, "jresult", jretval_decl, "= 0", NIL);
- Delete(jretval_decl);
- }
- String *jdesc = NULL;
- if (Swig_typemap_lookup("directorin", tp, "", 0)
- && (jdesc = Getattr(tp, "tmap:directorin:descriptor"))) {
- // Objects marshalled passing a Java class across JNI boundary use jobject - the nouse flag indicates this
- // We need the specific Java class name instead of the generic 'Ljava/lang/Object;'
- if (GetFlag(tp, "tmap:directorin:nouse"))
- jdesc = cdesc;
- String *jnidesc_canon = canonicalizeJNIDescriptor(jdesc, tp);
- Append(jniret_desc, jnidesc_canon);
- Delete(jnidesc_canon);
- } else {
- Swig_warning(WARN_TYPEMAP_DIRECTORIN_UNDEF, input_file, line_number,
- "No or improper directorin typemap defined for %s for use in %s::%s (skipping director method)\n",
- SwigType_str(c_ret_type, 0), SwigType_namestr(c_classname), SwigType_namestr(name));
- output_director = false;
- }
- Delete(tp);
- } else {
- Swig_warning(WARN_JAVA_TYPEMAP_JNI_UNDEF, input_file, line_number, "No jni typemap defined for %s for use in %s::%s (skipping director method)\n",
- SwigType_str(returntype, 0), SwigType_namestr(c_classname), SwigType_namestr(name));
- output_director = false;
- }
- Delete(adjustedreturntypeparm);
- Swig_director_parms_fixup(l);
- /* Attach the standard typemaps */
- Swig_typemap_attach_parms("out", l, 0);
- Swig_typemap_attach_parms("jni", l, 0);
- Swig_typemap_attach_parms("jtype", l, 0);
- Swig_typemap_attach_parms("directorin", l, w);
- Swig_typemap_attach_parms("javadirectorin", l, 0);
- Swig_typemap_attach_parms("directorargout", l, w);
- if (!ignored_method) {
- /* Add Java environment pointer to wrapper */
- String *jenvstr = NewString("jenv");
- String *jobjstr = NewString("swigjobj");
- Wrapper_add_localv(w, "swigjnienv", "JNIEnvWrapper", "swigjnienv(this)", NIL, NIL);
- Wrapper_add_localv(w, jenvstr, "JNIEnv *", jenvstr, "= swigjnienv.getJNIEnv()", NIL);
- Wrapper_add_localv(w, jobjstr, "jobject", jobjstr, "= (jobject) NULL", NIL);
- Delete(jenvstr);
- Delete(jobjstr);
- /* Preamble code */
- Printf(w->code, "if (!swig_override[%d]) {\n", classmeth_off);
- }
- if (!pure_virtual) {
- String *super_call = Swig_method_call(super, l);
- if (is_void) {
- Printf(w->code, "%s;\n", super_call);
- if (!ignored_method)
- Printf(w->code, "return;\n");
- } else {
- Printf(w->code, "return %s;\n", super_call);
- }
- Delete(super_call);
- } else {
- Printf(w->code, "SWIG_JavaThrowException(JNIEnvWrapper(this).getJNIEnv(), SWIG_JavaDirectorPureVirtual, ");
- Printf(w->code, "\"Attempted to invoke pure virtual method %s::%s.\");\n", SwigType_namestr(c_classname), SwigType_namestr(name));
- /* Make sure that we return something in the case of a pure
- * virtual method call for syntactical reasons. */
- if (!is_void)
- Printf(w->code, "return %s;", qualified_return);
- else if (!ignored_method)
- Printf(w->code, "return;\n");
- }
- if (!ignored_method) {
- Printf(w->code, "}\n");
- Printf(w->code, "swigjobj = swig_get_self(jenv);\n");
- Printf(w->code, "if (swigjobj && jenv->IsSameObject(swigjobj, NULL) == JNI_FALSE) {\n");
- }
- /* Start the Java field descriptor for the intermediate class's upcall (insert jself object) */
- Parm *tp = NewParmNode(c_classname, n);
- String *jdesc;
- if ((tm = Swig_typemap_lookup("directorin", tp, "", 0))
- && (jdesc = Getattr(tp, "tmap:directorin:descriptor"))) {
- String *jni_canon = canonicalizeJNIDescriptor(jdesc, tp);
- Append(jnidesc, jni_canon);
- Delete(jni_canon);
- Delete(tm);
- } else {
- Swig_warning(WARN_TYPEMAP_DIRECTORIN_UNDEF, input_file, line_number,
- "No or improper directorin typemap for type %s for use in %s::%s (skipping director method)\n",
- SwigType_str(returntype, 0), SwigType_namestr(c_classname), SwigType_namestr(name));
- output_director = false;
- }
- Delete(tp);
- /* Go through argument list, convert from native to Java */
- for (i = 0, p = l; p; ++i) {
- /* Is this superfluous? */
- while (checkAttribute(p, "tmap:directorin:numinputs", "0")) {
- p = Getattr(p, "tmap:directorin:next");
- }
- SwigType *pt = Getattr(p, "type");
- String *ln = makeParameterName(n, p, i, false);
- String *c_param_type = NULL;
- String *c_decl = NewString("");
- String *arg = NewString("");
- Printf(arg, "j%s", ln);
- /* Add various typemap's 'throws' clauses */
- addThrows(n, "tmap:directorin", p);
- addThrows(n, "tmap:out", p);
- /* And add to the upcall args */
- Printf(jupcall_args, ", %s", arg);
- /* Get parameter's intermediary C type */
- if ((c_param_type = Getattr(p, "tmap:jni"))) {
- Parm *tp = NewParm(c_param_type, Getattr(p, "name"), n);
- String *desc_tm = NULL, *jdesc = NULL, *cdesc = NULL;
- /* Add to local variables */
- Printf(c_decl, "%s %s", c_param_type, arg);
- if (!ignored_method)
- Wrapper_add_localv(w, arg, c_decl, (!(SwigType_ispointer(pt) || SwigType_isreference(pt)) ? "" : "= 0"), NIL);
- /* Add input marshalling code and update JNI field descriptor */
- if ((desc_tm = Swig_typemap_lookup("directorin", tp, "", 0))
- && (jdesc = Getattr(tp, "tmap:directorin:descriptor"))
- && (tm = Getattr(p, "tmap:directorin"))
- && (cdesc = Getattr(p, "tmap:directorin:descriptor"))) {
- // Objects marshalled by passing a Java class across the JNI boundary use jobject as the JNI type -
- // the nouse flag indicates this. We need the specific Java class name instead of the generic 'Ljava/lang/Object;'
- if (GetFlag(tp, "tmap:directorin:nouse"))
- jdesc = cdesc;
- String *jni_canon = canonicalizeJNIDescriptor(jdesc, tp);
- Append(jnidesc, jni_canon);
- Delete(jni_canon);
- Setattr(p, "emit:directorinput", arg);
- Replaceall(tm, "$input", arg);
- Replaceall(tm, "$owner", "0");
- if (Len(tm))
- if (!ignored_method)
- Printf(w->code, "%s\n", tm);
- /* Add parameter to the intermediate class code if generating the
- * intermediate's upcall code */
- if ((tm = Getattr(p, "tmap:jtype"))) {
- String *din = Copy(Getattr(p, "tmap:javadirectorin"));
- addThrows(n, "tmap:javadirectorin", p);
- if (din) {
- Replaceall(din, "$module", module_class_name);
- Replaceall(din, "$imclassname", imclass_name);
- substituteClassname(pt, din);
- Replaceall(din, "$jniinput", ln);
- if (i > 0)
- Printf(imcall_args, ", ");
- Printf(callback_def, ", %s %s", tm, ln);
- if (Cmp(din, ln)) {
- Printv(imcall_args, din, NIL);
- } else
- Printv(imcall_args, ln, NIL);
- jni_canon = canonicalizeJNIDescriptor(cdesc, p);
- Append(classdesc, jni_canon);
- Delete(jni_canon);
- } else {
- Swig_warning(WARN_JAVA_TYPEMAP_JAVADIRECTORIN_UNDEF, input_file, line_number, "No javadirectorin typemap defined for %s for use in %s::%s (skipping director method)\n",
- SwigType_str(pt, 0), SwigType_namestr(c_classname), SwigType_namestr(name));
- output_director = false;
- }
- } else {
- Swig_warning(WARN_JAVA_TYPEMAP_JTYPE_UNDEF, input_file, line_number, "No jtype typemap defined for %s for use in %s::%s (skipping director method)\n",
- SwigType_str(pt, 0), SwigType_namestr(c_classname), SwigType_namestr(name));
- output_director = false;
- }
- p = Getattr(p, "tmap:directorin:next");
- Delete(desc_tm);
- } else {
- if (!desc_tm) {
- Swig_warning(WARN_JAVA_TYPEMAP_JAVADIRECTORIN_UNDEF, input_file, line_number,
- "No or improper directorin typemap defined for %s for use in %s::%s (skipping director method)\n",
- SwigType_str(c_param_type, 0), SwigType_namestr(c_classname), SwigType_namestr(name));
- p = nextSibling(p);
- } else if (!jdesc) {
- Swig_warning(WARN_JAVA_TYPEMAP_DIRECTORIN_NODESC, input_file, line_number,
- "Missing JNI descriptor in directorin typemap defined for %s for use in %s::%s (skipping director method)\n",
- SwigType_str(c_param_type, 0), SwigType_namestr(c_classname), SwigType_namestr(name));
- p = Getattr(p, "tmap:directorin:next");
- } else if (!tm) {
- Swig_warning(WARN_JAVA_TYPEMAP_JAVADIRECTORIN_UNDEF, input_file, line_number,
- "No or improper directorin typemap defined for argument %s for use in %s::%s (skipping director method)\n",
- SwigType_str(pt, 0), SwigType_namestr(c_classname), SwigType_namestr(name));
- p = nextSibling(p);
- } else if (!cdesc) {
- Swig_warning(WARN_JAVA_TYPEMAP_DIRECTORIN_NODESC, input_file, line_number,
- "Missing JNI descriptor in directorin typemap defined for %s for use in %s::%s (skipping director method)\n",
- SwigType_str(pt, 0), SwigType_namestr(c_classname), SwigType_namestr(name));
- p = Getattr(p, "tmap:directorin:next");
- }
- output_director = false;
- }
- } else {
- Swig_warning(WARN_JAVA_TYPEMAP_JNI_UNDEF, input_file, line_number, "No jni typemap defined for %s for use in %s::%s (skipping director method)\n",
- SwigType_str(pt, 0), SwigType_namestr(c_classname), SwigType_namestr(name));
- output_director = false;
- p = nextSibling(p);
- }
- Delete(arg);
- Delete(c_decl);
- Delete(ln);
- }
- /* header declaration, start wrapper definition */
- String *target;
- SwigType *rtype = Getattr(n, "conversion_operator") ? 0 : Getattr(n, "classDirectorMethods:type");
- target = Swig_method_decl(rtype, decl, qualified_name, l, 0);
- Printf(w->def, "%s", target);
- Delete(qualified_name);
- Delete(target);
- target = Swig_method_decl(rtype, decl, name, l, 1);
- Printf(declaration, " virtual %s", target);
- Delete(target);
- // Add any exception specifications to the methods in the director class
- // Get any Java exception classes in the throws typemap
- ParmList *throw_parm_list = NULL;
- // May need to add Java throws clause to director methods if %catches defined
- // Get any Java exception classes in the throws typemap
- ParmList *catches_list = Getattr(n, "catchlist");
- if (catches_list) {
- Swig_typemap_attach_parms("throws", catches_list, 0);
- Swig_typemap_attach_parms("directorthrows", catches_list, 0);
- for (p = catches_list; p; p = nextSibling(p)) {
- addThrows(n, "tmap:throws", p);
- }
- }
- if (Getattr(n, "noexcept")) {
- Append(w->def, " noexcept");
- Append(declaration, " noexcept");
- }
- if ((throw_parm_list = Getattr(n, "throws")) || Getattr(n, "throw")) {
- int gencomma = 0;
- Append(w->def, " throw(");
- Append(declaration, " throw(");
- if (throw_parm_list) {
- Swig_typemap_attach_parms("throws", throw_parm_list, 0);
- Swig_typemap_attach_parms("directorthrows", throw_parm_list, 0);
- }
- for (p = throw_parm_list; p; p = nextSibling(p)) {
- if (Getattr(p, "tmap:throws")) {
- // %catches replaces the specified exception specification
- if (!catches_list) {
- addThrows(n, "tmap:throws", p);
- }
- if (gencomma++) {
- Append(w->def, ", ");
- Append(declaration, ", ");
- }
- Printf(w->def, "%s", SwigType_str(Getattr(p, "type"), 0));
- Printf(declaration, "%s", SwigType_str(Getattr(p, "type"), 0));
- }
- }
- Append(w->def, ")");
- Append(declaration, ")");
- }
- Append(w->def, " {");
- Append(declaration, ";\n");
- /* Emit the intermediate class's upcall to the actual class */
- String *upcall = NewStringf("jself.%s(%s)", symname, imcall_args);
- // Handle exception classes specified in the "except" feature's "throws" attribute
- addThrows(n, "feature:except", n);
- if (!is_void) {
- if ((tm = Swig_typemap_lookup("javadirectorout", n, "", 0))) {
- addThrows(n, "tmap:javadirectorout", n);
- substituteClassname(returntype, tm);
- Replaceall(tm, "$javacall", upcall);
- Printf(callback_code, " return %s;\n", tm);
- }
- if ((tm = Swig_typemap_lookup("out", n, "", 0)))
- addThrows(n, "tmap:out", n);
- Delete(tm);
- } else
- Printf(callback_code, " %s;\n", upcall);
- Printf(callback_code, " }\n");
- Delete(upcall);
- /* Finish off the inherited upcall's definition */
- Putc(')', callback_def);
- generateThrowsClause(n, callback_def);
- Printf(callback_def, " {\n");
- if (!ignored_method) {
- /* Emit the actual upcall through */
- String *imclass_desc = NewStringf("(%s)%s", jnidesc, jniret_desc);
- String *class_desc = NewStringf("(%s)%s", classdesc, classret_desc);
- UpcallData *udata = addUpcallMethod(imclass_dmethod, symname, imclass_desc, class_desc, decl);
- String *methid = Getattr(udata, "imclass_methodidx");
- String *methop = getUpcallJNIMethod(jniret_desc);
- if (!is_void)
- Printf(w->code, "jresult = (%s) ", c_ret_type);
- Printf(w->code, "jenv->%s(Swig::jclass_%s, Swig::director_method_ids[%s], %s);\n", methop, imclass_name, methid, jupcall_args);
- // Generate code to handle any Java exception thrown by director delegation
- directorExceptHandler(n, catches_list ? catches_list : throw_parm_list, w);
- if (!is_void) {
- String *jresult_str = NewString("jresult");
- String *result_str = NewString("c_result");
- /* Copy jresult into c_result... */
- if ((tm = Swig_typemap_lookup("directorout", n, result_str, w))) {
- addThrows(n, "tmap:directorout", n);
- Replaceall(tm, "$input", jresult_str);
- Replaceall(tm, "$result", result_str);
- Printf(w->code, "%s\n", tm);
- } else {
- Swig_warning(WARN_TYPEMAP_DIRECTOROUT_UNDEF, input_file, line_number,
- "Unable to use return type %s used in %s::%s (skipping director method)\n",
- SwigType_str(returntype, 0), SwigType_namestr(c_classname), SwigType_namestr(name));
- output_director = false;
- }
- Delete(jresult_str);
- Delete(result_str);
- }
- /* Marshal outputs */
- for (p = l; p;) {
- if ((tm = Getattr(p, "tmap:directorargout"))) {
- addThrows(n, "tmap:directorargout", p);
- Replaceall(tm, "$result", makeParameterName(n, p, i, false));
- Replaceall(tm, "$input", Getattr(p, "emit:directorinput"));
- Printv(w->code, tm, "\n", NIL);
- p = Getattr(p, "tmap:directorargout:next");
- } else {
- p = nextSibling(p);
- }
- }
- Delete(imclass_desc);
- Delete(class_desc);
- /* Terminate wrapper code */
- Printf(w->code, "} else {\n");
- Printf(w->code, "SWIG_JavaThrowException(jenv, SWIG_JavaNullPointerException, \"null upcall object in %s::%s \");\n",
- SwigType_namestr(c_classname), SwigType_namestr(name));
- Printf(w->code, "}\n");
- Printf(w->code, "if (swigjobj) jenv->DeleteLocalRef(swigjobj);\n");
- if (!is_void)
- Printf(w->code, "return %s;", qualified_return);
- }
- Printf(w->code, "}");
- // We expose virtual protected methods via an extra public inline method which makes a straight call to the wrapped class' method
- String *inline_extra_method = NewString("");
- if (dirprot_mode() && !is_public(n) && !pure_virtual) {
- Printv(inline_extra_method, declaration, NIL);
- String *extra_method_name = NewStringf("%sSwigPublic", name);
- Replaceall(inline_extra_method, name, extra_method_name);
- Replaceall(inline_extra_method, ";\n", " {\n ");
- if (!is_void)
- Printf(inline_extra_method, "return ");
- String *methodcall = Swig_method_call(super, l);
- Printv(inline_extra_method, methodcall, ";\n }\n", NIL);
- Delete(methodcall);
- Delete(extra_method_name);
- }
- /* emit the director method */
- if (status == SWIG_OK && output_director) {
- if (!is_void) {
- Replaceall(w->code, "$null", qualified_return);
- } else {
- Replaceall(w->code, "$null", "");
- }
- if (!GetFlag(n, "feature:ignore"))
- Printv(imclass_directors, callback_def, callback_code, NIL);
- if (!Getattr(n, "defaultargs")) {
- Replaceall(w->code, "$symname", symname);
- Wrapper_print(w, f_directors);
- Printv(f_directors_h, declaration, NIL);
- Printv(f_directors_h, inline_extra_method, NIL);
- }
- }
- Delete(inline_extra_method);
- Delete(qualified_return);
- Delete(jnidesc);
- Delete(c_ret_type);
- Delete(jniret_desc);
- Delete(declaration);
- Delete(callback_def);
- Delete(callback_code);
- DelWrapper(w);
- return status;
- }
- /* ------------------------------------------------------------
- * directorExceptHandler()
- *
- * Emit code to map Java exceptions back to C++ exceptions when
- * feature("director:except") is applied to a method node.
- * This is generated after the Java method upcall.
- * ------------------------------------------------------------ */
- void directorExceptHandler(Node *n, ParmList *throw_parm_list, Wrapper *w) {
- String *directorexcept = Getattr(n, "feature:director:except");
- if (!directorexcept) {
- directorexcept = NewString("");
- Printf(directorexcept, "jthrowable $error = jenv->ExceptionOccurred();\n");
- Printf(directorexcept, "if ($error) {");
- Printf(directorexcept, "$directorthrowshandlers\n");
- Printf(directorexcept, " Swig::DirectorException::raise(jenv, $error);\n");
- Printf(directorexcept, "}\n");
- } else {
- directorexcept = Copy(directorexcept);
- }
- // Can explicitly disable director:except by setting to "" or "0"
- if (Len(directorexcept) > 0 && Cmp(directorexcept, "0") != 0) {
- // Replace $packagepath
- substitutePackagePath(directorexcept, 0);
- // Replace $directorthrowshandlers with any defined typemap handlers (or nothing)
- if (Strstr(directorexcept, "$directorthrowshandlers")) {
- String *directorthrowshandlers_code = NewString("");
- for (Parm *p = throw_parm_list; p; p = nextSibling(p)) {
- String *tm = Getattr(p, "tmap:directorthrows");
- if (tm) {
- // replace $packagepath/$javaclassname
- String *directorthrows = canonicalizeJNIDescriptor(tm, p);
- Printv(directorthrowshandlers_code, directorthrows, NIL);
- Delete(directorthrows);
- } else {
- String *t = Getattr(p,"type");
- Swig_warning(WARN_TYPEMAP_DIRECTORTHROWS_UNDEF, Getfile(n), Getline(n), "No directorthrows typemap defined for %s\n", SwigType_str(t, 0));
- }
- }
- Replaceall(directorexcept, "$directorthrowshandlers", directorthrowshandlers_code);
- Delete(directorthrowshandlers_code);
- }
- Replaceall(directorexcept, "$error", "swigerror");
- Printf(w->code, " %s\n", directorexcept);
- }
- Delete(directorexcept);
- }
- /* ------------------------------------------------------------
- * directorPrefixArgs()
- * ------------------------------------------------------------ */
- void directorPrefixArgs(Node *n) {
- Parm *p;
- /* Need to prepend 'jenv' to the director constructor's argument list */
- String *jenv_type = NewString("JNIEnv");
- SwigType_add_pointer(jenv_type);
- p = NewParm(jenv_type, NewString("jenv"), n);
- Setattr(p, "arg:byname", "1");
- set_nextSibling(p, NULL);
- Setattr(n, "director:prefix_args", p);
- }
- /* ------------------------------------------------------------
- * classDirectorConstructor()
- * ------------------------------------------------------------ */
- int classDirectorConstructor(Node *n) {
- Node *parent = parentNode(n);
- String *decl = Getattr(n, "decl");
- String *supername = Swig_class_name(parent);
- String *dirclassname = directorClassName(parent);
- String *sub = NewString("");
- Parm *p;
- ParmList *superparms = Getattr(n, "parms");
- ParmList *parms;
- int argidx = 0;
- /* Assign arguments to superclass's parameters, if not already done */
- for (p = superparms; p; p = nextSibling(p)) {
- String *pname = Getattr(p, "name");
- if (!pname) {
- pname = NewStringf("arg%d", argidx++);
- Setattr(p, "name", pname);
- }
- }
- /* insert jenv prefix argument */
- parms = CopyParmList(superparms);
- String *jenv_type = NewString("JNIEnv");
- SwigType_add_pointer(jenv_type);
- p = NewParm(jenv_type, NewString("jenv"), n);
- set_nextSibling(p, parms);
- parms = p;
- directorPrefixArgs(n);
- if (!Getattr(n, "defaultargs")) {
- /* constructor */
- {
- String *basetype = Getattr(parent, "classtype");
- String *target = Swig_method_decl(0, decl, dirclassname, parms, 0);
- String *call = Swig_csuperclass_call(0, basetype, superparms);
- String *classtype = SwigType_namestr(Getattr(n, "name"));
- Printf(f_directors, "%s::%s : %s, %s {\n", dirclassname, target, call, Getattr(parent, "director:ctor"));
- Printf(f_directors, "}\n\n");
- Delete(classtype);
- Delete(target);
- Delete(call);
- }
- /* constructor header */
- {
- String *target = Swig_method_decl(0, decl, dirclassname, parms, 1);
- Printf(f_directors_h, " %s;\n", target);
- Delete(target);
- }
- }
- Delete(sub);
- Delete(supername);
- Delete(jenv_type);
- Delete(parms);
- Delete(dirclassname);
- return Language::classDirectorConstructor(n);
- }
- /* ------------------------------------------------------------
- * classDirectorDefaultConstructor()
- * ------------------------------------------------------------ */
- int classDirectorDefaultConstructor(Node *n) {
- String *classname = Swig_class_name(n);
- String *classtype = SwigType_namestr(Getattr(n, "name"));
- String *dirClassName = directorClassName(n);
- Wrapper *w = NewWrapper();
- Printf(w->def, "%s::%s(JNIEnv *jenv) : %s {", dirClassName, dirClassName, Getattr(n, "director:ctor"));
- Printf(w->code, "}\n");
- Wrapper_print(w, f_directors);
- Printf(f_directors_h, " %s(JNIEnv *jenv);\n", dirClassName);
- DelWrapper(w);
- Delete(classtype);
- Delete(classname);
- Delete(dirClassName);
- directorPrefixArgs(n);
- return Language::classDirectorDefaultConstructor(n);
- }
- /* ------------------------------------------------------------
- * classDirectorInit()
- * ------------------------------------------------------------ */
- int classDirectorInit(Node *n) {
- Delete(none_comparison);
- none_comparison = NewString(""); // not used
- Delete(director_ctor_code);
- director_ctor_code = NewString("$director_new");
- directorDeclaration(n);
- Printf(f_directors_h, "%s {\n", Getattr(n, "director:decl"));
- Printf(f_directors_h, "\npublic:\n");
- Printf(f_directors_h, " void swig_connect_director(JNIEnv *jenv, jobject jself, jclass jcls, bool swig_mem_own, bool weak_global);\n");
- /* Keep track of the director methods for this class */
- first_class_dmethod = curr_class_dmethod = n_dmethods;
- return Language::classDirectorInit(n);
- }
- /* ----------------------------------------------------------------------
- * classDirectorDestructor()
- * ---------------------------------------------------------------------- */
- int classDirectorDestructor(Node *n) {
- Node *current_class = getCurrentClass();
- String *full_classname = Getattr(current_class, "name");
- String *classname = Swig_class_name(current_class);
- String *dirClassName = directorClassName(current_class);
- Wrapper *w = NewWrapper();
- if (Getattr(n, "noexcept")) {
- Printf(f_directors_h, " virtual ~%s() noexcept;\n", dirClassName);
- Printf(w->def, "%s::~%s() noexcept {\n", dirClassName, dirClassName);
- } else if (Getattr(n, "throw")) {
- Printf(f_directors_h, " virtual ~%s() throw();\n", dirClassName);
- Printf(w->def, "%s::~%s() throw() {\n", dirClassName, dirClassName);
- } else {
- Printf(f_directors_h, " virtual ~%s();\n", dirClassName);
- Printf(w->def, "%s::~%s() {\n", dirClassName, dirClassName);
- }
- /* Ensure that correct directordisconnect typemap's method name is called
- * here: */
- Node *disconn_attr = NewHash();
- String *disconn_methodname = NULL;
- typemapLookup(n, "directordisconnect", full_classname, WARN_NONE, disconn_attr);
- disconn_methodname = Getattr(disconn_attr, "tmap:directordisconnect:methodname");
- Printv(w->code, " swig_disconnect_director_self(\"", disconn_methodname, "\");\n", "}\n", NIL);
- Wrapper_print(w, f_directors);
- DelWrapper(w);
- Delete(disconn_attr);
- Delete(classname);
- Delete(dirClassName);
- return SWIG_OK;
- }
- /* ------------------------------------------------------------
- * classDirectorEnd()
- * ------------------------------------------------------------ */
- int classDirectorEnd(Node *n) {
- String *full_classname = Getattr(n, "name");
- String *classname = getProxyName(full_classname, true);
- String *director_classname = directorClassName(n);
- String *internal_classname;
- Wrapper *w = NewWrapper();
- if (Len(package_path) > 0)
- internal_classname = NewStringf("%s/%s", package_path, classname);
- else
- internal_classname = NewStringf("%s", classname);
- // If the namespace is multiple levels, the result of getNSpace() will have inserted
- // .'s to delimit namespaces, so we need to replace those with /'s
- Replace(internal_classname, NSPACE_SEPARATOR, "/", DOH_REPLACE_ANY);
- Printf(w->def, "void %s::swig_connect_director(JNIEnv *jenv, jobject jself, jclass jcls, bool swig_mem_own, bool weak_global) {", director_classname);
- Printf(w->def, "static jclass baseclass = swig_new_global_ref(jenv, \"%s\");\n", internal_classname);
- Printf(w->def, "if (!baseclass) return;\n");
- if (first_class_dmethod != curr_class_dmethod) {
- Printf(w->def, "static SwigDirectorMethod methods[] = {\n");
- for (int i = first_class_dmethod; i < curr_class_dmethod; ++i) {
- UpcallData *udata = Getitem(dmethods_seq, i);
- Printf(w->def, "SwigDirectorMethod(jenv, baseclass, \"%s\", \"%s\")", Getattr(udata, "method"), Getattr(udata, "fdesc"));
- if (i != curr_class_dmethod - 1)
- Putc(',', w->def);
- Putc('\n', w->def);
- }
- Printf(w->def, "};");
- }
- Printf(w->code, "if (swig_set_self(jenv, jself, swig_mem_own, weak_global)) {\n");
- int n_methods = curr_class_dmethod - first_class_dmethod;
- if (n_methods) {
- /* Emit the swig_overrides() method and the swig_override array */
- Printf(f_directors_h, "public:\n");
- Printf(f_directors_h, " bool swig_overrides(int n) {\n");
- Printf(f_directors_h, " return (n < %d ? swig_override[n] : false);\n", n_methods);
- Printf(f_directors_h, " }\n");
- Printf(f_directors_h, "protected:\n");
- Printf(f_directors_h, " Swig::BoolArray<%d> swig_override;\n", n_methods);
- /* Emit the code to look up the class's methods, initialize the override array */
- Printf(w->code, " bool derived = (jenv->IsSameObject(baseclass, jcls) ? false : true);\n");
- Printf(w->code, " for (int i = 0; i < %d; ++i) {\n", n_methods);
- // Generally, derived classes have a mix of overridden and
- // non-overridden methods and it is worth making a GetMethodID
- // check during initialization to determine if each method is
- // overridden, thus avoiding unnecessary calls into Java.
- //
- // On the other hand, when derived classes are
- // expected to override all director methods then the
- // GetMethodID calls are inefficient, and it is better to let
- // the director unconditionally call up into Java. The resulting code
- // will still behave correctly (though less efficiently) when Java
- // code doesn't override a given method.
- //
- // The assumeoverride feature on a director controls whether or not
- // overrides are assumed.
- if (GetFlag(n, "feature:director:assumeoverride")) {
- Printf(w->code, " swig_override[i] = derived;\n");
- } else {
- Printf(w->code, " swig_override[i] = false;\n");
- Printf(w->code, " if (derived) {\n");
- Printf(w->code, " jmethodID methid = jenv->GetMethodID(jcls, methods[i].name, methods[i].desc);\n");
- Printf(w->code, " swig_override[i] = methods[i].methid && (methid != methods[i].methid);\n");
- Printf(w->code, " jenv->ExceptionClear();\n");
- Printf(w->code, " }\n");
- }
- Printf(w->code, "}\n");
- } else {
- Printf(f_directors_h, "public:\n");
- Printf(f_directors_h, " bool swig_overrides(int n) {\n");
- Printf(f_directors_h, " return false;\n");
- Printf(f_directors_h, " }\n");
- }
- Printf(f_directors_h, "};\n\n");
- Printf(w->code, "}\n");
- Printf(w->code, "}\n");
- Wrapper_print(w, f_directors);
- DelWrapper(w);
- Delete(internal_classname);
- return Language::classDirectorEnd(n);
- }
- /* --------------------------------------------------------------------
- * classDirectorDisown()
- * ------------------------------------------------------------------*/
- virtual int classDirectorDisown(Node *n) {
- (void) n;
- return SWIG_OK;
- }
- /*----------------------------------------------------------------------
- * extraDirectorProtectedCPPMethodsRequired()
- *--------------------------------------------------------------------*/
- bool extraDirectorProtectedCPPMethodsRequired() const {
- return false;
- }
- /*----------------------------------------------------------------------
- * directorDeclaration()
- *
- * Generate the director class's declaration
- * e.g. "class SwigDirector_myclass : public myclass, public Swig::Director {"
- *--------------------------------------------------------------------*/
- void directorDeclaration(Node *n) {
- String *base = Getattr(n, "classtype");
- String *class_ctor = NewString("Swig::Director(jenv)");
- String *directorname = directorClassName(n);
- String *declaration = Swig_class_declaration(n, directorname);
- Printf(declaration, " : public %s, public Swig::Director", base);
- // Stash stuff for later.
- Setattr(n, "director:decl", declaration);
- Setattr(n, "director:ctor", class_ctor);
- }
- /*----------------------------------------------------------------------
- * nestedClassesSupport()
- *--------------------------------------------------------------------*/
- NestedClassSupport nestedClassesSupport() const {
- return NCS_Full;
- }
- }; /* class JAVA */
- /* -----------------------------------------------------------------------------
- * swig_java() - Instantiate module
- * ----------------------------------------------------------------------------- */
- static Language *new_swig_java() {
- return new JAVA();
- }
- extern "C" Language *swig_java(void) {
- return new_swig_java();
- }
- /* -----------------------------------------------------------------------------
- * Static member variables
- * ----------------------------------------------------------------------------- */
- const char *JAVA::usage = "\
- Java Options (available with -java)\n\
- -doxygen - Convert C++ doxygen comments to JavaDoc comments in proxy classes\n\
- -debug-doxygen-parser - Display doxygen parser module debugging information\n\
- -debug-doxygen-translator - Display doxygen translator module debugging information\n\
- -nopgcpp - Suppress premature garbage collection prevention parameter\n\
- -noproxy - Generate the low-level functional interface instead\n\
- of proxy classes\n\
- -oldvarnames - Old intermediary method names for variable wrappers\n\
- -package <name> - Set name of the Java package to <name>\n\
- \n";
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