| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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. |
| */ |
| package org.apache.reef.runtime.common.evaluator; |
| |
| import org.apache.reef.io.TempFileCreator; |
| import org.apache.reef.io.WorkingDirectoryTempFileCreator; |
| import org.apache.reef.runtime.common.evaluator.parameters.*; |
| import org.apache.reef.runtime.common.launch.parameters.ErrorHandlerRID; |
| import org.apache.reef.runtime.common.launch.parameters.LaunchID; |
| import org.apache.reef.tang.ExternalConstructor; |
| import org.apache.reef.tang.formats.ConfigurationModule; |
| import org.apache.reef.tang.formats.ConfigurationModuleBuilder; |
| import org.apache.reef.tang.formats.OptionalParameter; |
| import org.apache.reef.tang.formats.RequiredParameter; |
| import org.apache.reef.wake.time.Clock; |
| |
| import javax.inject.Inject; |
| import java.util.concurrent.ExecutorService; |
| import java.util.concurrent.Executors; |
| |
| /** |
| * The runtime configuration of an evaluator. |
| */ |
| public final class EvaluatorConfiguration extends ConfigurationModuleBuilder { |
| public static final RequiredParameter<String> DRIVER_REMOTE_IDENTIFIER = new RequiredParameter<>(); |
| public static final RequiredParameter<String> EVALUATOR_IDENTIFIER = new RequiredParameter<>(); |
| public static final RequiredParameter<String> ROOT_CONTEXT_CONFIGURATION = new RequiredParameter<>(); |
| public static final OptionalParameter<String> EVALUATOR_CONFIGURATION = new OptionalParameter<>(); |
| public static final OptionalParameter<String> ROOT_SERVICE_CONFIGURATION = new OptionalParameter<>(); |
| public static final OptionalParameter<String> TASK_CONFIGURATION = new OptionalParameter<>(); |
| public static final OptionalParameter<Integer> HEARTBEAT_PERIOD = new OptionalParameter<>(); |
| public static final OptionalParameter<String> APPLICATION_IDENTIFIER = new OptionalParameter<>(); |
| |
| /** |
| * The EVALUATOR_CONFIG_MODULE_BUILDER which contains bindings shared for all kinds of Evaluators. |
| */ |
| private static final ConfigurationModuleBuilder EVALUATOR_CONFIG_MODULE_BUILDER = new EvaluatorConfiguration() |
| .bindNamedParameter(DriverRemoteIdentifier.class, DRIVER_REMOTE_IDENTIFIER) |
| .bindNamedParameter(ErrorHandlerRID.class, DRIVER_REMOTE_IDENTIFIER) |
| .bindNamedParameter(EvaluatorIdentifier.class, EVALUATOR_IDENTIFIER) |
| .bindNamedParameter(HeartbeatPeriod.class, HEARTBEAT_PERIOD) |
| .bindNamedParameter(org.apache.reef.runtime.common.evaluator.parameters.EvaluatorConfiguration.class, |
| EVALUATOR_CONFIGURATION) |
| .bindNamedParameter(RootContextConfiguration.class, ROOT_CONTEXT_CONFIGURATION) |
| .bindNamedParameter(InitialTaskConfiguration.class, TASK_CONFIGURATION) |
| .bindNamedParameter(RootServiceConfiguration.class, ROOT_SERVICE_CONFIGURATION) |
| .bindNamedParameter(ApplicationIdentifier.class, APPLICATION_IDENTIFIER) |
| .bindNamedParameter(LaunchID.class, APPLICATION_IDENTIFIER); |
| |
| /** |
| * This is ConfigurationModule for CLR Evaluator. |
| */ |
| public static final ConfigurationModule CONFCLR = EVALUATOR_CONFIG_MODULE_BUILDER.build(); |
| |
| public static final ConfigurationModule CONFDOTNET = EVALUATOR_CONFIG_MODULE_BUILDER.build(); |
| /** |
| * This is ConfigurationModule for Java Evaluator. |
| */ |
| public static final ConfigurationModule CONF = EVALUATOR_CONFIG_MODULE_BUILDER |
| .bindImplementation(TempFileCreator.class, WorkingDirectoryTempFileCreator.class) |
| .bindSetEntry(Clock.RuntimeStartHandler.class, EvaluatorRuntime.RuntimeStartHandler.class) |
| .bindSetEntry(Clock.RuntimeStopHandler.class, EvaluatorRuntime.RuntimeStopHandler.class) |
| .bindConstructor(ExecutorService.class, ExecutorServiceConstructor.class) |
| .build(); |
| |
| private static final class ExecutorServiceConstructor implements ExternalConstructor<ExecutorService> { |
| |
| @Inject |
| ExecutorServiceConstructor() { |
| } |
| |
| @Override |
| public ExecutorService newInstance() { |
| return Executors.newCachedThreadPool(); |
| } |
| } |
| } |