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added wstring typemap. contributed by:

Browse source 
Wenyue Yu <wenyue@stud.ntnu.no>
         tal@slt.atr.co.jp


git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk/SWIG@683 626c5289-ae23-0410-ae9c-e8d60b6d4f22
This commit is contained in:
Harco de Hilster 2000-08-21 11:06:27 +00:00
commit d84664faa8
1 changed files with 48 additions and 3 deletions
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51
Lib/java/typemaps.i
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@ -127,7 +127,7 @@
}
/*
* typemaps for standard C++ string
* typemaps for standard C++ string and wstring
* by: Tal Shalif <tal@slt.atr.co.jp>
*/
/* what type to use in java source code */
@ -148,7 +148,6 @@
/* get the String from the StringBuffer */
char *p = (char *)jenv->GetStringUTFChars($source, 0);
$target = new string(p);
/* free(p); HdH assuming string constructor makes a copy */
JCALL(ReleaseStringUTFChars, jenv) $source, p);
}
}
@ -161,4 +160,50 @@
%typemap(java,jni) string & = const string &;
%typemap(java,in) string & = const string &;
%typemap(java,out) string & = const string &;
%typemap(java,argout) string & = const string &;
%typemap(java,freearg) string & = const string &;
/* what type to use in java source code */
%typemap(java,jtype) const wstring & {String}
/* what is the corresponding jni type */
%typemap(java,jni) const wstring & {jstring}
/* how to convert the c++ type to the java type */
%typemap(java,out) const wstring & {
unsigned int len = $source->length();
jchar *conv_buf = new jchar[len];
for (unsigned int i = 0; i < len; ++i) {
conv_buf[i] = (jchar)(*$source)[i];
}
$target = JCALL(NewString, jenv) conv_buf, len);
delete [] conv_buf;
}
/* how to convert java type to requested c++ type */
%typemap(java,in) const wstring & {
$target = NULL;
if($source != NULL) {
/* get the String from the StringBuffer */
const jchar *jchar_p = jenv->GetStringChars($source, 0);
unsigned int len;
for (len = 0; jchar_p[len]; ++len);
if (len) {
wchar_t *conv_buf = new wchar_t[len];
for (unsigned int i = 0; i < len; ++i) {
conv_buf[i] = jchar_p[i];
}
$target = new wstring(conv_buf, len);
delete [] conv_buf;
}
JCALL(ReleaseStringChars, jenv) $source, jchar_p);
}
}
%typemap(java,jtype) wstring & = const wstring &;
%typemap(java,jni) wstring & = const wstring &;
%typemap(java,in) wstring & = const wstring &;
%typemap(java,out) wstring & = const wstring &;
%typemap(java,freearg) wstring & = const wstring &;