static void* lookupVirtualMethod(Env* env, Object* thiz, char* name, char* desc) {
Method* method = rvmGetMethod(env, thiz->clazz, name, desc);
if (!method) return NULL;
if (METHOD_IS_ABSTRACT(method)) {
rvmThrowAbstractMethodError(env, ""); // TODO: Message
return NULL;
}
return method->synchronizedImpl ? method->synchronizedImpl : method->impl;
}
Method* rvmGetInstanceMethod(Env* env, Class* clazz, const char* name, const char* desc) {
Method* method = rvmGetMethod(env, clazz, name, desc);
if (!method) return NULL;
if (METHOD_IS_STATIC(method)) {
// TODO: JNI spec doesn't say anything about throwing this
rvmThrowIncompatibleClassChangeErrorMethod(env, clazz, name, desc);
return NULL;
}
return method;
}
void* _bcResolveNative(Env* env, Class* clazz, char* name, char* desc, char* shortMangledName, char* longMangledName, void** ptr) {
if (*ptr != NULL) return *ptr;
TRACEF("_bcResolveNative: owner=%s, name=%s, desc=%s, shortMangledName=%s, longMangledName=%s",
clazz->name, name, desc, shortMangledName, longMangledName);
NativeMethod* method = (NativeMethod*) rvmGetMethod(env, clazz, name, desc);
void* impl = NULL;
if (method) {
impl = rvmResolveNativeMethodImpl(env, method, shortMangledName, longMangledName, clazz->classLoader, ptr);
}
return impl;
}
static jboolean getEnclosingMethodIterator(Env* env, char* className, char* methodName, char* methodDesc, void* data) {
Method** result = (Method**) ((void**) data)[0];
Class* clazz = (Class*) ((void**) data)[1];
if (methodName && methodDesc) {
Class* c = rvmFindClassUsingLoader(env, className, clazz->classLoader);
if (c) {
*result = rvmGetMethod(env, c, methodName, methodDesc);
}
return FALSE; // Stop iterating
}
return TRUE; // Continue with next attribute
}
void throwInvocationTargetException(Env* env, Object* throwable) {
rvmExceptionClear(env);
if (!java_lang_reflect_InvocationTargetException) {
java_lang_reflect_InvocationTargetException = rvmFindClassUsingLoader(env, "java/lang/reflect/InvocationTargetException", NULL);
if (!java_lang_reflect_InvocationTargetException) return;
}
if (!java_lang_reflect_InvocationTargetException_init) {
java_lang_reflect_InvocationTargetException_init = rvmGetMethod(env, java_lang_reflect_InvocationTargetException, "<init>", "(Ljava/lang/Throwable;)V");
if (!java_lang_reflect_InvocationTargetException_init) return;
}
jvalue initArgs[1];
initArgs[0].l = (jobject) throwable;
Object* exception = rvmNewObjectA(env, java_lang_reflect_InvocationTargetException, java_lang_reflect_InvocationTargetException_init, initArgs);
if (!exception) return;
rvmThrow(env, exception);
}
static jint RegisterNatives(JNIEnv* env, jclass clazz, const JNINativeMethod* methods, jint nMethods) {
NativeMethod* nativeMethods[nMethods];
jint i;
for (i = 0; i < nMethods; i++) {
nativeMethods[i] = (NativeMethod*) rvmGetMethod((Env*) env, (Class*) clazz, methods[i].name, methods[i].signature);
if (nativeMethods[i] == NULL || !METHOD_IS_NATIVE(&nativeMethods[i]->method)) {
rvmThrowNoSuchMethodError((Env*) env, methods[i].name);
return JNI_ERR;
}
}
for (i = 0; i < nMethods; i++) {
if (!rvmRegisterNative((Env*) env, nativeMethods[i], methods[i].fnPtr)) {
return JNI_ERR;
}
}
return 0;
}
