Source code

001/*
002 * Licensed to the Apache Software Foundation (ASF) under one
003 * or more contributor license agreements.  See the NOTICE file
004 * distributed with this work for additional information
005 * regarding copyright ownership.  The ASF licenses this file
006 * to you under the Apache License, Version 2.0 (the
007 * "License"); you may not use this file except in compliance
008 * with the License.  You may obtain a copy of the License at
009 *
010 *   http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing,
013 * software distributed under the License is distributed on an
014 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
015 * KIND, either express or implied.  See the License for the
016 * specific language governing permissions and limitations
017 * under the License.
018 */
019package org.apache.reef.runtime.common.utils;
020
021import org.apache.reef.wake.EventHandler;
022import org.apache.reef.wake.remote.RemoteIdentifierFactory;
023import org.apache.reef.wake.remote.RemoteMessage;
024
025import javax.inject.Inject;
026import java.util.logging.Level;
027import java.util.logging.Logger;
028
029/**
030 * Wrapper for org.apache.reef.wake.remote.RemoteManager.
031 */
032public class RemoteManager {
033
034  private static final Logger LOG = Logger.getLogger(RemoteManager.class.getName());
035  private static final String CLASS_NAME = RemoteManager.class.getCanonicalName();
036
037  private final org.apache.reef.wake.remote.RemoteManager raw;
038  private final RemoteIdentifierFactory factory;
039
040  @Inject
041  public RemoteManager(final org.apache.reef.wake.remote.RemoteManager raw,
042                       final RemoteIdentifierFactory factory) {
043    this.raw = raw;
044    this.factory = factory;
045    LOG.log(Level.FINE, "Instantiated RemoteManager wrapper: {0}", this.raw);
046  }
047
048  public final org.apache.reef.wake.remote.RemoteManager raw() {
049    return this.raw;
050  }
051
052  public void close() throws Exception {
053    LOG.entering(CLASS_NAME, "close");
054    this.raw.close();
055    LOG.exiting(CLASS_NAME, "close");
056  }
057
058  public <T> EventHandler<T> getHandler(
059      final String destinationIdentifier, final Class<? extends T> messageType) {
060    return this.raw.getHandler(factory.getNewInstance(destinationIdentifier), messageType);
061  }
062
063  public <T, U extends T> AutoCloseable registerHandler(
064      final String sourceIdentifier, final Class<U> messageType,
065      final EventHandler<T> theHandler) {
066    return this.raw.registerHandler(factory.getNewInstance(sourceIdentifier), messageType, theHandler);
067  }
068
069  public <T, U extends T> AutoCloseable registerHandler(
070      final Class<U> messageType, final EventHandler<RemoteMessage<T>> theHandler) {
071    return this.raw.registerHandler(messageType, theHandler);
072  }
073
074  public String getMyIdentifier() {
075    return this.raw.getMyIdentifier().toString();
076  }
077
078  @Override
079  public String toString() {
080    return "RemoteManager wrap: " + this.raw;
081  }
082}