This project has retired. For details please refer to its Attic page.
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.io.watcher.util;
020
021import org.apache.reef.annotations.Unstable;
022import org.apache.reef.wake.EventHandler;
023
024import java.util.logging.Level;
025import java.util.logging.Logger;
026
027/**
028 * Handler that executes Runnable commands.
029 */
030@Unstable
031public final class RunnableExecutingHandler implements EventHandler<Runnable> {
032
033  private static final Logger LOG = Logger.getLogger(RunnableExecutingHandler.class.getName());
034
035  @Override
036  public void onNext(final Runnable runnable) {
037    try {
038      runnable.run();
039    } catch(final Exception exception) {
040      LOG.log(Level.INFO, "An exception occurred while writing event with Watcher. {0}", exception.getMessage());
041    }
042  }
043}