jyapayne/swig
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Fix #2408232. Improve shared_ptr and intrusive_ptr wrappers for classes in an inheritance hierarchy. No special treatment is needed for derived classes, the SWIG_SHARED_PTR_DERIVED macro is deprecated.

Browse source 
git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk@12036 626c5289-ae23-0410-ae9c-e8d60b6d4f22
This commit is contained in:
William S Fulton 2010-05-22 22:49:47 +00:00
commit 12cfc251e4
13 changed files with 124 additions and 104 deletions
Download patch file Download diff file Expand all files Collapse all files

52
Source/Modules/java.cxx
View file

@ -1825,19 +1825,51 @@ public:
// Add code to do C++ casting to base class (only for classes in an inheritance hierarchy)
if (derived) {
String *upcast_method = Swig_name_member(getNSpace(), proxy_class_name, "SWIGUpcast");
String *smartptr = Getattr(n, "feature:smartptr");
String *upcast_method = Swig_name_member(getNSpace(), proxy_class_name, smartptr != 0 ? "SWIGSmartPtrUpcast" : "SWIGUpcast");
String *jniname = makeValidJniName(upcast_method);
String *wname = Swig_name_wrapper(jniname);
Printf(imclass_cppcasts_code, " public final static native long %s(long jarg1);\n", upcast_method);
Printv(upcasts_code,
"SWIGEXPORT jlong JNICALL ", wname, "(JNIEnv *jenv, jclass jcls, jlong jarg1) {\n",
" jlong baseptr = 0;\n"
" (void)jenv;\n" " (void)jcls;\n" " *(", c_baseclass, " **)&baseptr = *(", c_classname, " **)&jarg1;\n"
" return baseptr;\n"
"}\n", "\n", NIL);
if (smartptr) {
SwigType *spt = Swig_cparse_type(smartptr);
if (spt) {
SwigType *smart = SwigType_typedef_resolve_all(spt);
Delete(spt);
SwigType *bsmart = Copy(smart);
SwigType *rclassname = SwigType_typedef_resolve_all(c_classname);
SwigType *rbaseclass = SwigType_typedef_resolve_all(c_baseclass);
Replaceall(bsmart, rclassname, rbaseclass);
Delete(rclassname);
Delete(rbaseclass);
String *smartnamestr = SwigType_namestr(smart);
String *bsmartnamestr = SwigType_namestr(bsmart);
Printv(upcasts_code,
"SWIGEXPORT jlong JNICALL ", wname, "(JNIEnv *jenv, jclass jcls, jlong jarg1) {\n",
" jlong baseptr = 0;\n"
" ", smartnamestr, " *argp1;\n"
" ", bsmartnamestr, " result;\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(bsmartnamestr);
Delete(smartnamestr);
Delete(bsmart);
} else {
Swig_error(Getfile(n), Getline(n), "Invalid type (%s) in 'smartptr' feature for class %s.\n", smartptr, c_classname);
}
} 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"
" *(", c_baseclass, " **)&baseptr = *(", c_classname, " **)&jarg1;\n"
" return baseptr;\n"
"}\n", "\n", NIL);
}
Delete(wname);
Delete(jniname);
Delete(upcast_method);