/*
* Copyright ( C ) 2010 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 ART_TEST_TI_AGENT_SCOPED_LOCAL_REF_H_
#define ART_TEST_TI_AGENT_SCOPED_LOCAL_REF_H_
#include "jni.h"
#include <stddef.h>
#include "android-base/macros.h"
namespace art {
template <typename T>
class ScopedLocalRef {
public :
ScopedLocalRef(JNIEnv* env, T localRef) : mEnv(env), mLocalRef(localRef) {
}
~ScopedLocalRef() {
reset();
}
void reset(T ptr = nullptr) {
if (ptr != mLocalRef) {
if (mLocalRef != nullptr) {
mEnv->DeleteLocalRef(mLocalRef);
}
mLocalRef = ptr;
}
}
T release() WARN_UNUSED {
T localRef = mLocalRef;
mLocalRef = nullptr;
return localRef;
}
T get() const {
return mLocalRef;
}
private :
JNIEnv* const mEnv;
T mLocalRef;
DISALLOW_COPY_AND_ASSIGN(ScopedLocalRef);
};
} // namespace art
#endif // ART_TEST_TI_AGENT_SCOPED_LOCAL_REF_H_
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