| /* |
| * 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 "Strategy.h" |
| #include "Stream.h" |
| #include "InputSource.h" |
| #include "Usage.h" |
| #include <AudioPolicyPluginInterface.h> |
| #include <AudioPolicyEngineInstance.h> |
| #include <utils/Log.h> |
| |
| 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::mStrategyComponentName = "Strategy"; |
| const char *const PolicySubsystem::mInputSourceComponentName = "InputSource"; |
| const char *const PolicySubsystem::mUsageComponentName = "Usage"; |
| |
| 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<android::AudioPolicyPluginInterface>(); |
| 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<Stream>( |
| mStreamComponentName, |
| (1 << MappingKeyIdentifier)) |
| ); |
| addSubsystemObjectFactory( |
| new TSubsystemObjectFactory<Strategy>( |
| mStrategyComponentName, |
| (1 << MappingKeyAmend1) | (1 << MappingKeyIdentifier)) |
| ); |
| addSubsystemObjectFactory( |
| new TSubsystemObjectFactory<Usage>( |
| mUsageComponentName, |
| (1 << MappingKeyAmend1) | (1 << MappingKeyIdentifier)) |
| ); |
| addSubsystemObjectFactory( |
| new TSubsystemObjectFactory<InputSource>( |
| mInputSourceComponentName, |
| (1 << MappingKeyAmend1) | (1 << MappingKeyIdentifier)) |
| ); |
| } |
| |
| // Retrieve Route interface |
| android::AudioPolicyPluginInterface *PolicySubsystem::getPolicyPluginInterface() const |
| { |
| ALOG_ASSERT(mPluginInterface != NULL, "NULL Plugin Interface"); |
| return mPluginInterface; |
| } |