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

javabase/csbase typemaps mods to support morphing C++ abstract base classes into Java/C# interfaces

Browse source 
git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk/SWIG@9454 626c5289-ae23-0410-ae9c-e8d60b6d4f22
This commit is contained in:
William S Fulton 2006-10-16 20:11:30 +00:00
commit e1eb8a266c
4 changed files with 141 additions and 48 deletions
Download patch file Download diff file Expand all files Collapse all files

43
Source/Modules/java.cxx
View file

@ -1554,21 +1554,19 @@ class JAVA : public Language {
}
bool derived = baseclass && getProxyName(c_baseclassname);
if (!baseclass)
baseclass = NewString("");
// Inheritance from pure Java classes
Node *attributes = NewHash();
const String *pure_baseclass = typemapLookup("javabase", typemap_lookup_type, WARN_NONE, attributes);
if (Len(pure_baseclass) > 0 && Len(baseclass) > 0) {
if (GetFlag(attributes, "tmap:javabase:replace")) {
Delete(baseclass);
baseclass = NewString("");
} else {
Swig_warning(WARN_JAVA_MULTIPLE_INHERITANCE, input_file, line_number,
"Warning for %s proxy: Base %s ignored. Multiple inheritance is not supported in Java.\n", typemap_lookup_type, pure_baseclass);
pure_baseclass = empty_string;
}
const String *wanted_base = baseclass ? baseclass : pure_baseclass;
if (GetFlag(attributes, "tmap:javabase:replace")) {
wanted_base = pure_baseclass;
derived = *Char(wanted_base);
Delete(baseclass);
baseclass = NULL;
} else if (Len(pure_baseclass) > 0 && Len(baseclass) > 0) {
Swig_warning(WARN_JAVA_MULTIPLE_INHERITANCE, input_file, line_number,
"Warning for %s proxy: Base %s ignored. Multiple inheritance is not supported in Java.\n", typemap_lookup_type, pure_baseclass);
}
Delete(attributes);
@ -1581,11 +1579,10 @@ class JAVA : public Language {
"\n",
typemapLookup("javaclassmodifiers", typemap_lookup_type, WARN_JAVA_TYPEMAP_CLASSMOD_UNDEF), // Class modifiers
" $javaclassname", // Class name and bases
(derived || *Char(pure_baseclass)) ?
(*Char(wanted_base)) ?
" extends " :
"",
baseclass, // Note only one of these base classes should ever be set as multiple inheritance is not permissible
pure_baseclass,
wanted_base,
*Char(pure_interfaces) ? // Pure Java interfaces
" implements " :
"",
@ -1612,13 +1609,15 @@ class JAVA : public Language {
destruct_methodname = Getattr(attributes, "tmap:javadestruct:methodname");
destruct_methodmodifiers = Getattr(attributes, "tmap:javadestruct:methodmodifiers");
}
if (!destruct_methodname) {
Swig_error(input_file, line_number,
"No methodname attribute defined in javadestruct%s typemap for %s\n", (derived ? "_derived" : ""), proxy_class_name);
}
if (!destruct_methodmodifiers) {
Swig_error(input_file, line_number,
"No methodmodifier attribute defined in javadestruct%s typemap for %s.\n", (derived ? "_derived" : ""), proxy_class_name);
if (*Char(tm)) {
if (!destruct_methodname) {
Swig_error(input_file, line_number,
"No methodname attribute defined in javadestruct%s typemap for %s\n", (derived ? "_derived" : ""), proxy_class_name);
}
if (!destruct_methodmodifiers) {
Swig_error(input_file, line_number,
"No methodmodifiers attribute defined in javadestruct%s typemap for %s.\n", (derived ? "_derived" : ""), proxy_class_name);
}
}
// Emit the finalize and delete methods