/* * Copyright (C) 2015 The Android Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #include "PolicySubsystem.h" #include "SubsystemObjectFactory.h" #include "PolicyMappingKeys.h" #include "Stream.h" #include "InputSource.h" #include "ProductStrategy.h" #include #include #include using android::audio_policy::EngineInstance; const char *const PolicySubsystem::mKeyName = "Name"; const char *const PolicySubsystem::mKeyIdentifier = "Identifier"; const char *const PolicySubsystem::mKeyCategory = "Category"; const char *const PolicySubsystem::mKeyAmend1 = "Amend1"; const char *const PolicySubsystem::mKeyAmend2 = "Amend2"; const char *const PolicySubsystem::mKeyAmend3 = "Amend3"; const char *const PolicySubsystem::mStreamComponentName = "Stream"; const char *const PolicySubsystem::mInputSourceComponentName = "InputSource"; const char *const PolicySubsystem::mProductStrategyComponentName = "ProductStrategy"; PolicySubsystem::PolicySubsystem(const std::string &name, core::log::Logger &logger) : CSubsystem(name, logger), mPluginInterface(NULL) { // Try to connect a Plugin Interface from Audio Policy Engine EngineInstance *engineInstance = EngineInstance::getInstance(); ALOG_ASSERT(engineInstance != NULL, "NULL Plugin Interface"); // Retrieve the Route Interface mPluginInterface = engineInstance->queryInterface(); ALOG_ASSERT(mPluginInterface != NULL, "NULL Plugin Interface"); // Provide mapping keys to the core, necessary when parsing the XML Structure files. addContextMappingKey(mKeyName); addContextMappingKey(mKeyCategory); addContextMappingKey(mKeyIdentifier); addContextMappingKey(mKeyAmend1); addContextMappingKey(mKeyAmend2); addContextMappingKey(mKeyAmend3); // Provide creators to upper layer addSubsystemObjectFactory( new TSubsystemObjectFactory( mStreamComponentName, (1 << MappingKeyName)) ); addSubsystemObjectFactory( new TSubsystemObjectFactory( mInputSourceComponentName, (1 << MappingKeyName)) ); addSubsystemObjectFactory( new TSubsystemObjectFactory( mProductStrategyComponentName, (1 << MappingKeyName)) ); } // Retrieve Route interface android::AudioPolicyPluginInterface *PolicySubsystem::getPolicyPluginInterface() const { ALOG_ASSERT(mPluginInterface != NULL, "NULL Plugin Interface"); return mPluginInterface; }