jshort rvmCallShortClassMethodV(Env* env, Class* clazz, Method* method, va_list args) {
jvalue* jargs = va_list2jargs(env, method, args);
if (!jargs) return 0;
return rvmCallShortClassMethodA(env, clazz, method, jargs);
}
static jshort CallStaticShortMethodA(JNIEnv* env, jclass clazz, jmethodID methodID, jvalue* args) {
return rvmCallShortClassMethodA((Env*) env, (Class*) clazz, (Method*) methodID, args);
}
Object* Java_java_lang_reflect_Method_internalInvoke(Env* env, Class* clazz, jlong methodPtr, ObjectArray* parameterTypes, Object* receiver, ObjectArray* args) {
Method* method = (Method*) LONG_TO_PTR(methodPtr);
/*
* The Java code has already checked that the method is accessible
* to the the caller, that the receiver isn't null (for non static methods),
* that the receiver is an instance of the declaring class (for non static methods)
* and that the number of arguments are correct. The args array is never null.
*/
jvalue* jvalueArgs = validateAndUnwrapArgs(env, parameterTypes, args);
if (!jvalueArgs) return NULL;
const char* retDesc = rvmGetReturnType(method->desc);
jvalue jvalueRet[1];
if (METHOD_IS_STATIC(method)) {
switch (retDesc[0]) {
case 'V':
rvmCallVoidClassMethodA(env, method->clazz, method, jvalueArgs);
jvalueRet->l = NULL;
break;
case 'Z':
jvalueRet->z = rvmCallBooleanClassMethodA(env, method->clazz, method, jvalueArgs);
break;
case 'B':
jvalueRet->b = rvmCallByteClassMethodA(env, method->clazz, method, jvalueArgs);
break;
case 'S':
jvalueRet->s = rvmCallShortClassMethodA(env, method->clazz, method, jvalueArgs);
break;
case 'C':
jvalueRet->c = rvmCallCharClassMethodA(env, method->clazz, method, jvalueArgs);
break;
case 'I':
jvalueRet->i = rvmCallIntClassMethodA(env, method->clazz, method, jvalueArgs);
break;
case 'J':
jvalueRet->j = rvmCallLongClassMethodA(env, method->clazz, method, jvalueArgs);
break;
case 'F':
jvalueRet->f = rvmCallFloatClassMethodA(env, method->clazz, method, jvalueArgs);
break;
case 'D':
jvalueRet->d = rvmCallDoubleClassMethodA(env, method->clazz, method, jvalueArgs);
break;
default:
jvalueRet->l = (jobject) rvmCallObjectClassMethodA(env, method->clazz, method, jvalueArgs);
break;
}
} else {
switch (retDesc[0]) {
case 'V':
rvmCallVoidInstanceMethodA(env, receiver, method, jvalueArgs);
jvalueRet->l = NULL;
break;
case 'Z':
jvalueRet->z = rvmCallBooleanInstanceMethodA(env, receiver, method, jvalueArgs);
break;
case 'B':
jvalueRet->b = rvmCallByteInstanceMethodA(env, receiver, method, jvalueArgs);
break;
case 'S':
jvalueRet->s = rvmCallShortInstanceMethodA(env, receiver, method, jvalueArgs);
break;
case 'C':
jvalueRet->c = rvmCallCharInstanceMethodA(env, receiver, method, jvalueArgs);
break;
case 'I':
jvalueRet->i = rvmCallIntInstanceMethodA(env, receiver, method, jvalueArgs);
break;
case 'J':
jvalueRet->j = rvmCallLongInstanceMethodA(env, receiver, method, jvalueArgs);
break;
case 'F':
jvalueRet->f = rvmCallFloatInstanceMethodA(env, receiver, method, jvalueArgs);
break;
case 'D':
jvalueRet->d = rvmCallDoubleInstanceMethodA(env, receiver, method, jvalueArgs);
break;
default:
jvalueRet->l = (jobject) rvmCallObjectInstanceMethodA(env, receiver, method, jvalueArgs);
break;
}
}
if (rvmExceptionCheck(env)) {
throwInvocationTargetException(env, rvmExceptionOccurred(env));
return NULL;
}
if (retDesc[0] != 'L' && retDesc[0] != '[') {
// Return type is primitive. Box it.
Class* retType = rvmFindClassByDescriptor(env, retDesc, NULL);
return rvmBox(env, retType, jvalueRet);
} else {
return (Object*) jvalueRet->l;
}
}