1 /* 2 * Copyright (c) 2013 The WebRTC project authors. All Rights Reserved. 3 * 4 * Use of this source code is governed by a BSD-style license 5 * that can be found in the LICENSE file in the root of the source 6 * tree. An additional intellectual property rights grant can be found 7 * in the file PATENTS. All contributing project authors may 8 * be found in the AUTHORS file in the root of the source tree. 9 */ 10 11 #ifndef WEBRTC_MODULES_UTILITY_INTERFACE_HELPERS_ANDROID_H_ 12 #define WEBRTC_MODULES_UTILITY_INTERFACE_HELPERS_ANDROID_H_ 13 14 #include <jni.h> 15 16 namespace webrtc { 17 18 // Attach thread to JVM if necessary and detach at scope end if originally 19 // attached. 20 class AttachThreadScoped { 21 public: 22 explicit AttachThreadScoped(JavaVM* jvm); 23 ~AttachThreadScoped(); 24 JNIEnv* env(); 25 26 private: 27 bool attached_; 28 JavaVM* jvm_; 29 JNIEnv* env_; 30 }; 31 32 } // namespace webrtc 33 34 #endif // WEBRTC_MODULES_UTILITY_INTERFACE_HELPERS_ANDROID_H_ 35