1 /* 2 * Copyright (C) 2011 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef ART_RUNTIME_JNI_INTERNAL_H_ 18 #define ART_RUNTIME_JNI_INTERNAL_H_ 19 20 #include <jni.h> 21 #include <iosfwd> 22 23 #ifndef NATIVE_METHOD 24 #define NATIVE_METHOD(className, functionName, signature) \ 25 { #functionName, signature, reinterpret_cast<void*>(className ## _ ## functionName) } 26 #endif 27 28 // TODO: Can we do a better job of supporting overloading ? 29 #ifndef OVERLOADED_NATIVE_METHOD 30 #define OVERLOADED_NATIVE_METHOD(className, functionName, signature, identifier) \ 31 { #functionName, signature, reinterpret_cast<void*>(className ## _ ## identifier) } 32 #endif 33 34 #define REGISTER_NATIVE_METHODS(jni_class_name) \ 35 RegisterNativeMethods(env, jni_class_name, gMethods, arraysize(gMethods)) 36 37 namespace art { 38 39 const JNINativeInterface* GetJniNativeInterface(); 40 const JNINativeInterface* GetRuntimeShutdownNativeInterface(); 41 42 // Similar to RegisterNatives except its passed a descriptor for a class name and failures are 43 // fatal. 44 void RegisterNativeMethods(JNIEnv* env, const char* jni_class_name, const JNINativeMethod* methods, 45 jint method_count); 46 47 int ThrowNewException(JNIEnv* env, jclass exception_class, const char* msg, jobject cause); 48 49 } // namespace art 50 51 std::ostream& operator<<(std::ostream& os, const jobjectRefType& rhs); 52 53 #endif // ART_RUNTIME_JNI_INTERNAL_H_ 54