38 lines
1.1 KiB
C++
38 lines
1.1 KiB
C++
|
/*
|
||
|
|
* Copyright (c) 2013 The WebRTC project authors. All Rights Reserved.
|
||
|
|
*
|
||
|
|
* Use of this source code is governed by a BSD-style license
|
||
|
|
* that can be found in the LICENSE file in the root of the source
|
||
|
|
* tree. An additional intellectual property rights grant can be found
|
||
|
|
* in the file PATENTS. All contributing project authors may
|
||
|
|
* be found in the AUTHORS file in the root of the source tree.
|
||
|
|
*/
|
||
|
|
|
||
|
|
#include "webrtc/modules/utility/interface/helpers_android.h"
|
||
|
|
|
||
|
|
#include <assert.h>
|
||
|
|
#include <stddef.h>
|
||
|
|
|
||
|
|
namespace webrtc {
|
||
|
|
|
||
|
|
AttachThreadScoped::AttachThreadScoped(JavaVM* jvm)
|
||
|
|
: attached_(false), jvm_(jvm), env_(NULL) {
|
||
|
|
jint ret_val = jvm->GetEnv(reinterpret_cast<void**>(&env_), JNI_VERSION_1_4);
|
||
|
|
if (ret_val == JNI_EDETACHED) {
|
||
|
|
// Attach the thread to the Java VM.
|
||
|
|
ret_val = jvm_->AttachCurrentThread(&env_, NULL);
|
||
|
|
attached_ = ret_val == JNI_OK;
|
||
|
|
assert(attached_);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
AttachThreadScoped::~AttachThreadScoped() {
|
||
|
|
if (attached_ && (jvm_->DetachCurrentThread() < 0)) {
|
||
|
|
assert(false);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
JNIEnv* AttachThreadScoped::env() { return env_; }
|
||
|
|
|
||
|
|
} // namespace webrtc
|