bundles/org.simantics.utils.thread/src/org/simantics/utils/threads/CurrentThread.java

   1 /*******************************************************************************
   2  * Copyright (c) 2007, 2010 Association for Decentralized Information Management
   3  * in Industry THTH ry.
   4  * All rights reserved. This program and the accompanying materials
   5  * are made available under the terms of the Eclipse Public License v1.0
   6  * which accompanies this distribution, and is available at
   7  * http://www.eclipse.org/legal/epl-v10.html
   8  *
   9  * Contributors:
  10  *     VTT Technical Research Centre of Finland - initial API and implementation
  11  *******************************************************************************/
  12 /*
  13  *
  14  * @author Toni Kalajainen
  15  */
  16 package org.simantics.utils.threads;
  17
  18 import java.util.concurrent.Executor;
  19
  20
  21 /**
  22  * No thread switching
  23  *
  24  * @Todo Rename to InvokerWorks
  25  */
  26 public class CurrentThread implements IThreadWorkQueue, Executor {
  27
  28         static CurrentThread INSTANCE = new CurrentThread();
  29
  30         public static IThreadWorkQueue getThreadAccess()
  31         {
  32                 return INSTANCE;
  33         }
  34
  35         CurrentThread() {}
  36
  37         @Override
  38         public Thread asyncExec(Runnable runnable) {
  39                 runnable.run();
  40                 return Thread.currentThread();
  41         }
  42
  43         @Override
  44         public boolean syncExec(Runnable runnable) {
  45                 runnable.run();
  46                 return true;
  47         }
  48
  49         @Override
  50         public boolean currentThreadAccess() {
  51                 return true;
  52         }
  53
  54         @Override
  55         public Thread getThread() {
  56                 return Thread.currentThread();
  57         }
  58
  59         @Override
  60         public String toString() {
  61                 return "Current thread";
  62         }
  63
  64         @Override
  65         public void execute(Runnable command) {
  66                 command.run();
  67         }
  68 }