mirror of
https://github.com/Tencent/Hippy.git
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xqkuang(旷旭卿)
98 lines
2.2 KiB
C++
Executable File
98 lines
2.2 KiB
C++
Executable File
// Copyright (c) 2012 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "scoped_java_ref.h"
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//#include "base/android/jni_android.h"
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//#include "base/logging.h"
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#define DCHECK(a)
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#define DCHECK_EQ(a,b)
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namespace base {
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namespace android {
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namespace {
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//const int kDefaultLocalFrameCapacity = 16;
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} // namespace
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ScopedJavaLocalFrame::ScopedJavaLocalFrame(JNIEnv* env) : env_(env) {
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//int failed = env_->PushLocalFrame(kDefaultLocalFrameCapacity);
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//DCHECK(!failed);
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}
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ScopedJavaLocalFrame::ScopedJavaLocalFrame(JNIEnv* env, int capacity)
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: env_(env) {
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//int failed = env_->PushLocalFrame(capacity);
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//DCHECK(!failed);
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}
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ScopedJavaLocalFrame::~ScopedJavaLocalFrame() {
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env_->PopLocalFrame(nullptr);
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}
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//#if DCHECK_IS_ON()
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// This constructor is inlined when DCHECKs are disabled; don't add anything
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// else here.
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//JavaRef<jobject>::JavaRef(JNIEnv* env, jobject obj) : obj_(obj) {
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// if (obj) {
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// DCHECK(env && env->GetObjectRefType(obj) == JNILocalRefType);
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// }
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//}
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//#endif
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JNIEnv* AttachCurrentThread() {
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return GetJNIEnv();
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}
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JNIEnv* JavaRef<jobject>::SetNewLocalRef(JNIEnv* env, jobject obj) {
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if (!env) {
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env = AttachCurrentThread();
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} else {
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DCHECK_EQ(env, AttachCurrentThread()); // Is |env| on correct thread.
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}
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if (obj)
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obj = env->NewLocalRef(obj);
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if (obj_)
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env->DeleteLocalRef(obj_);
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obj_ = obj;
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return env;
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}
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void JavaRef<jobject>::SetNewGlobalRef(JNIEnv* env, jobject obj) {
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if (!env) {
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env = AttachCurrentThread();
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} else {
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DCHECK_EQ(env, AttachCurrentThread()); // Is |env| on correct thread.
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}
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if (obj)
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obj = env->NewGlobalRef(obj);
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if (obj_)
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env->DeleteGlobalRef(obj_);
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obj_ = obj;
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}
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void JavaRef<jobject>::ResetLocalRef(JNIEnv* env) {
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if (obj_) {
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DCHECK_EQ(env, AttachCurrentThread()); // Is |env| on correct thread.
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env->DeleteLocalRef(obj_);
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obj_ = nullptr;
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}
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}
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void JavaRef<jobject>::ResetGlobalRef() {
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if (obj_) {
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AttachCurrentThread()->DeleteGlobalRef(obj_);
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obj_ = nullptr;
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}
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}
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jobject JavaRef<jobject>::ReleaseInternal() {
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jobject obj = obj_;
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obj_ = nullptr;
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return obj;
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}
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} // namespace android
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} // namespace base
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