/* * Copyright 2018, The Android Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #ifndef JOBJECT_HOLDER_H_ #define JOBJECT_HOLDER_H_ #include "jni.h" #include #include namespace android { // Helper class for managing global reference of jobject. struct JObjectHolder : public RefBase { JObjectHolder(jobject obj) { JNIEnv *env = JavaVMHelper::getJNIEnv(); mJObject = reinterpret_cast(env->NewGlobalRef(obj)); } virtual ~JObjectHolder() { JNIEnv *env = JavaVMHelper::getJNIEnv(); env->DeleteGlobalRef(mJObject); } jobject getJObject() { return mJObject; } private: jobject mJObject; }; } //" android #endif // JOBJECT_HOLDER_H_