001/**
002 * Copyright (c) 2012, The University of Southampton and the individual contributors.
003 * All rights reserved.
004 *
005 * Redistribution and use in source and binary forms, with or without modification,
006 * are permitted provided that the following conditions are met:
007 *
008 *   *  Redistributions of source code must retain the above copyright notice,
009 *      this list of conditions and the following disclaimer.
010 *
011 *   *  Redistributions in binary form must reproduce the above copyright notice,
012 *      this list of conditions and the following disclaimer in the documentation
013 *      and/or other materials provided with the distribution.
014 *
015 *   *  Neither the name of the University of Southampton nor the names of its
016 *      contributors may be used to endorse or promote products derived from this
017 *      software without specific prior written permission.
018 *
019 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
020 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
021 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
022 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
023 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
024 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
025 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
026 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
027 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
028 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
029 */
030package org.openimaj.utils.threads;
031
032public abstract class WatchedRunner implements Runnable{
033        
034        private long timeBeforeSkip;
035        private boolean taskCompleted;
036        private Thread runningThread;
037
038        public WatchedRunner(long timeBeforeSkip) {
039                this.timeBeforeSkip = timeBeforeSkip;
040        }
041
042        public abstract void doTask();
043        
044        @Override
045        public void run() {
046                this.taskCompleted = false;
047                doTask();
048                this.taskCompleted = true;
049//              synchronized (this) {
050//                      this.notify();
051//              }
052        }
053        
054        public void go(){
055//              runningThread = new Thread(this);
056//              
057//              try {
058//                      synchronized (this) {
059//                              runningThread.start();
060//                              this.wait(this.timeBeforeSkip);
061//                      }
062//              } catch (InterruptedException e) {
063//              }
064//              if(!this.taskCompleted) runningThread.interrupt();
065                run();
066        }
067
068        public boolean taskCompleted() {
069                return taskCompleted;
070        }
071
072}