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Big overhaul. Most of these typemaps were broken. Fixed some and removed some.

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git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk@5278 626c5289-ae23-0410-ae9c-e8d60b6d4f22
This commit is contained in:
William S Fulton 2003-11-08 20:59:07 +00:00
commit 3c4c47cbea
1 changed files with 93 additions and 107 deletions
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204
SWIG/Lib/java/various.i
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@ -4,119 +4,100 @@
* *
*/ */
/* char **STRING_IN */ /*
%typemap(jni) char **STRING_IN "jobjectArray" * char **STRING_ARRAY typemaps.
%typemap(jtype) char **STRING_IN "String[]" * These typemaps are for C String arrays which are NULL terminated.
%typemap(jstype) char **STRING_IN "String[]" * char *values[] = { "one", "two", "three", NULL }; // note NULL
%typemap(javadirectorin) char **STRING_IN "$jniinput" * char ** is mapped to a Java String[].
%typemap(javadirectorout) char **STRING_IN "$javacall" *
%typemap(in) char **STRING_IN { * Example usage wrapping:
int i; * char ** foo(char **input);
jsize sz = JCALL1(GetArrayLength, jenv, $input); *
$1 = (char **) calloc((sz+1), sizeof(char *)); * Java usage:
for(i=0; i<sz; i++) { * String numbers[] = { "one", "two", "three" };
jstring js; * String[] ret = modulename.foo( numbers };
char *cs; */
%typemap(jni) char **STRING_ARRAY "jobjectArray"
js = (jstring) JCALL2(GetObjectArrayElement, jenv, $input, i); %typemap(jtype) char **STRING_ARRAY "String[]"
cs = (char *) JCALL2(GetStringUTFChars, jenv, js, 0); %typemap(jstype) char **STRING_ARRAY "String[]"
$1[i] = cs; %typemap(in) char **STRING_ARRAY (jint size) {
}
$1[sz] = '\0';
}
%typemap(argout) char **STRING_IN %{
/* should copy changes in char ** back into array and release strings obtained from GetStringUTFChars */
%}
%typemap(freearg) char **STRING_IN
%{ free($1); %}
%typemap(directorin, parse="Ljava/lang/String;") char **STRING_IN
%{ $input = JCALL1(NewStringUTF, jenv, *$1); %}
/* char **STRING_OUT - result must be a null terminated string */
%typemap(jni) char **STRING_OUT "jobjectArray"
%typemap(jtype) char **STRING_OUT "String[]"
%typemap(jstype) char **STRING_OUT "String[]"
%typemap(javadirectorin) char **STRING_OUT "$jniinput"
%typemap(javadirectorout) char **STRING_OUT "$javacall"
%typemap(in) char **STRING_OUT (char *s)
%{ $1 = &s; %}
%typemap(argout) char **STRING_OUT {
if($1) {
JCALL3(SetObjectArrayElement, jenv, $input, 0, JCALL1(NewStringUTF, jenv, *$1));
}
}
%typemap(directorin,parse="Ljava/lang/String;") char **STRING_OUT
%{ $input = JCALL1(NewStringUTF, jenv, *$1); %}
/* char **STRING_RET - a NULL terminated array of char* */
%typemap(jni) char **STRING_RET "jarray"
%typemap(jtype) char **STRING_RET "String[]"
%typemap(jstype) char **STRING_RET "String[]"
%typemap(javadirectorin) char **STRING_RET "$jniinput"
%typemap(javadirectorout) char **STRING_RET "$javacall"
%typemap(out) char **STRING_RET {
if($1 != NULL) {
char **p = $1;
jsize size = 0;
int i = 0; int i = 0;
jclass strClass; size = JCALL1(GetArrayLength, jenv, $input);
#ifdef __cplusplus
while (*p++) size++; /* determine size */ $1 = new char*[size+1];
strClass = JCALL1(FindClass, jenv, "java/lang/String"); #else
$result = JCALL3(NewObjectArray, jenv, size, strClass, NULL); $1 = (char **)calloc(size+1, sizeof(char *));
p = $1; #endif
while (*p) { for (i = 0; i<size; i++) {
jstring js = JCALL1(NewStringUTF, jenv, *p); jstring j_string = (jstring)JCALL2(GetObjectArrayElement, jenv, $input, i);
JCALL3(SetObjectArrayElement, jenv, $result, i++, js); const char *c_string = JCALL2(GetStringUTFChars, jenv, j_string, 0);
p++; #ifdef __cplusplus
$1[i] = new char [strlen((c_string)+1)];
#else
$1[i] = (char *)calloc(strlen((c_string)+1), sizeof(const char *));
#endif
strcpy($1[i], c_string);
JCALL2(ReleaseStringUTFChars, jenv, j_string, c_string);
JCALL1(DeleteLocalRef, jenv, j_string);
} }
$1[i] = 0;
}
%typemap(freearg) char **STRING_ARRAY {
int i;
for (i=0; i<size$argnum-1; i++)
#ifdef __cplusplus
delete[] $1[i];
delete[] $1;
#else
free($1[i]);
free($1);
#endif
}
%typemap(out) char **STRING_ARRAY (char *s) {
int i;
int len=0;
jstring temp_string;
const jclass clazz = JCALL1(FindClass, jenv, "java/lang/String");
while ($1[len]) len++;
jresult = JCALL3(NewObjectArray, jenv, len, clazz, NULL);
/* exception checking omitted */
for (i=0; i<len; i++) {
temp_string = JCALL1(NewStringUTF, jenv, *result++);
JCALL3(SetObjectArrayElement, jenv, jresult, i, temp_string);
JCALL1(DeleteLocalRef, jenv, temp_string);
}
}
%typemap(javain) char **STRING_ARRAY "$javainput"
%typemap(javaout) char **STRING_ARRAY {
return $jnicall;
} }
}
%typemap(directorin,parse="Ljava/lang/String;") char **STRING_RET %typemap(javadirectorin) char **STRING_ARRAY "$jniinput"
%{ $input = JCALL1(NewStringUTF, jenv, *$1; %} %typemap(javadirectorout) char **STRING_ARRAY "$javacall"
%typemap(directorin, descriptor="Ljava/lang/String;") char **STRING_ARRAY
%{ $input = JCALL1(NewStringUTF, jenv, *$1); %}
/* float *FLOAT_ARRAY_RETURN */ /*
%typemap(jni) float *FLOAT_ARRAY_RETURN "jfloatArray" * char *BYTE typemap.
%typemap(jtype) float *FLOAT_ARRAY_RETURN "float[]" * This is an input typemap for mapping a Java byte[] array to a C char array.
%typemap(jstype) float *FLOAT_ARRAY_RETURN "float[]" * Note that as a Java array is used and thus passeed by reference, the C routine
%typemap(javadirectorin) float *FLOAT_ARRAY_RETURN "$jniinput" * can return data to Java via the parameter.
%typemap(javadirectorout) float *FLOAT_ARRAY_RETURN "$javacall" *
%typemap(out) float *FLOAT_ARRAY_RETURN { * Example usage wrapping:
if($1) { * void foo(char *array);
float *fp = $1; *
jfloat *jfp; * Java usage:
int size = 0; * byte b[] = new byte[20];
int i; * modulename.foo(b);
*/
/* determine size of array */
while(*fp++) size++;
/* new float array */
$result = JCALL1(NewFloatArray, jenv, size);
/* copy elements to float array */
jfp = JCALL2(GetFloatArrayElements, jenv, $result, 0);
for(i=0; i<size; i++ )
jfp[i] = (jfloat) $1[i];
JCALL3(ReleaseFloatArrayElements, jenv, $result, jfp, 0);
}
}
%typemap(directorin,parse="[F") float *FLOATARRAYRETURN
%{
#error "Need directorin typemape for FLOATARRAYRETURN, array input size is unknown."
%}
/* char *BYTE */
%typemap(jni) char *BYTE "jbyteArray" %typemap(jni) char *BYTE "jbyteArray"
%typemap(jtype) char *BYTE "byte[]" %typemap(jtype) char *BYTE "byte[]"
%typemap(jstype) char *BYTE "byte[]" %typemap(jstype) char *BYTE "byte[]"
%typemap(javadirectorin) char *BYTE "$jniinput"
%typemap(javadirectorout) char *BYTE "$javacall"
%typemap(in) char *BYTE { %typemap(in) char *BYTE {
$1 = (char *) JCALL2(GetByteArrayElements, jenv, $input, 0); $1 = (char *) JCALL2(GetByteArrayElements, jenv, $input, 0);
} }
@ -125,10 +106,15 @@
JCALL3(ReleaseByteArrayElements, jenv, $input, (jbyte *) $1, 0); JCALL3(ReleaseByteArrayElements, jenv, $input, (jbyte *) $1, 0);
} }
%typemap(directorin,parse="[B") char *BYTE %typemap(javain) char *BYTE "$javainput"
%{
#error "Need directorin typemape for BYTE, array input size is unknown."
%}
/* Prevent default freearg typemap from being used */ /* Prevent default freearg typemap from being used */
%typemap(freearg) char *BYTE "" %typemap(freearg) char *BYTE ""
%typemap(javadirectorin) char *BYTE "$jniinput"
%typemap(javadirectorout) char *BYTE "$javacall"
%typemap(directorin,descriptor="[B") char *BYTE
%{
#error "Need directorin typemap for char *BYTE, array input size is unknown."
%}