1 /* 2 * Copyright (C) 2012 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); you may not 5 * use this file except in compliance with the License. You may obtain a copy of 6 * 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, WITHOUT 12 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the 13 * License for the specific language governing permissions and limitations under 14 * the License. 15 */ 16 17 18 #ifndef CTSAUDIO_TASKSEQUENTIAL_H 19 #define CTSAUDIO_TASKSEQUENTIAL_H 20 21 #include <utils/String8.h> 22 #include <list> 23 #include "TaskGeneric.h" 24 25 class TaskAsync; 26 27 class TaskSequential: public TaskGeneric { 28 public: 29 TaskSequential(); 30 virtual ~TaskSequential(); 31 virtual TaskGeneric::ExecutionResult run(); 32 virtual bool parseAttribute(const android::String8& name, const android::String8& value); 33 /** 34 * Queue async task for asynchronous execution (= call complete later) 35 * If the task is already queued, it will not be queued again ,but will just return true. 36 */ 37 bool queueAsyncTask(TaskAsync* task); 38 39 private: 40 /** 41 * Run all async tasks queued (= call complete) and dequeue them. 42 * Execution will be continued even for error, and the 1st error result will be returned. 43 */ 44 TaskGeneric::ExecutionResult runAsyncTasksQueued(); 45 46 private: 47 int mRepeatCount; 48 android::String8 mIndexName; 49 int mRepeatIndex; 50 std::list<TaskAsync*> mAsyncTasks; 51 }; 52 53 54 #endif // CTSAUDIO_TASKSEQUENTIAL_H 55