1 /* 2 * Copyright (C) 2010 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef A_LOOPER_ROSTER_H_ 18 19 #define A_LOOPER_ROSTER_H_ 20 21 #include <media/stagefright/foundation/ALooper.h> 22 #include <utils/KeyedVector.h> 23 #include <utils/String16.h> 24 25 namespace android { 26 27 struct ALooperRoster { 28 ALooperRoster(); 29 30 ALooper::handler_id registerHandler( 31 const sp<ALooper> &looper, const sp<AHandler> &handler); 32 33 void unregisterHandler(ALooper::handler_id handlerID); 34 void unregisterStaleHandlers(); 35 36 void dump(int fd, const Vector<String16>& args); 37 38 private: 39 struct HandlerInfo { 40 wp<ALooper> mLooper; 41 wp<AHandler> mHandler; 42 }; 43 44 Mutex mLock; 45 KeyedVector<ALooper::handler_id, HandlerInfo> mHandlers; 46 ALooper::handler_id mNextHandlerID; 47 48 DISALLOW_EVIL_CONSTRUCTORS(ALooperRoster); 49 }; 50 51 } // namespace android 52 53 #endif // A_LOOPER_ROSTER_H_ 54