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annotate org.eclipse.core.jobs/src/org/eclipse/core/internal/jobs/Worker.d @ 87:8594250b1d1c

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make it all again compile
author Frank Benoit <benoit@tionex.de>
date Sat, 18 Apr 2009 14:20:15 +0200
parents 52184e4b815c
children
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1 /*******************************************************************************
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2 * Copyright (c) 2003, 2006 IBM Corporation and others.
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3 * All rights reserved. This program and the accompanying materials
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4 * are made available under the terms of the Eclipse Public License v1.0
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5 * which accompanies this distribution, and is available at
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6 * http://www.eclipse.org/legal/epl-v10.html
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7 *
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8 * Contributors:
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9 * IBM Corporation - initial API and implementation
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10 * Port to the D programming language:
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11 * Frank Benoit <benoit@tionex.de>
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12 *******************************************************************************/
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13 module org.eclipse.core.internal.jobs.Worker;
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15 import java.lang.Thread;
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16 import java.lang.all;
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17 import java.util.Set;
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18
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19 import org.eclipse.core.internal.runtime.RuntimeLog;
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20 import org.eclipse.core.runtime.IStatus;
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21 import org.eclipse.core.runtime.OperationCanceledException;
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22 import org.eclipse.core.runtime.Status;
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23 import org.eclipse.core.runtime.jobs.Job;
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24 import org.eclipse.osgi.util.NLS;
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26 import org.eclipse.core.internal.jobs.InternalJob;
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27 import org.eclipse.core.internal.jobs.WorkerPool;
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28 import org.eclipse.core.internal.jobs.JobMessages;
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29 import org.eclipse.core.internal.jobs.JobManager;
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30
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31 /**
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32 * A worker thread processes jobs supplied to it by the worker pool. When
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33 * the worker pool gives it a null job, the worker dies.
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34 */
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35 public class Worker : Thread {
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36 //worker number used for debugging purposes only
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37 private static int nextWorkerNumber = 0;
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38 private /+volatile+/ InternalJob currentJob_;
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39 private final WorkerPool pool;
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40
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41 public this(WorkerPool pool) {
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42 super();
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43 this.setName( Format("Worker-{}", nextWorkerNumber++)); //$NON-NLS-1$
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44 this.pool = pool;
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45 //set the context loader to avoid leaking the current context loader
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46 //for the thread that spawns this worker (bug 98376)
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47 // SWT
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48 // setContextClassLoader(pool.defaultContextLoader);
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49 }
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50
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51 /**
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52 * Returns the currently running job, or null if none.
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53 */
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54 public Job currentJob() {
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55 return cast(Job) currentJob_;
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56 }
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57
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58 private IStatus handleException(InternalJob job, Exception t) {
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59 String message = NLS.bind(JobMessages.jobs_internalError, job.getName_package());
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60 return new Status(IStatus.ERROR, JobManager.PI_JOBS, JobManager.PLUGIN_ERROR, message, t);
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61 }
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63 public override void run() {
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64 this.setPriority(NORM_PRIORITY);
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65 try {
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66 while ((currentJob_ = pool.startJob_package(this)) !is null) {
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67 currentJob_.setThread_package(this);
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68 IStatus result = Status.OK_STATUS;
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69 try {
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70 result = currentJob_.run_package(currentJob_.getProgressMonitor());
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71 } catch (OperationCanceledException e) {
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72 result = Status.CANCEL_STATUS;
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73 } catch (Exception e) {
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74 result = handleException(currentJob_, e);
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75 // } catch (ThreadDeath e) {
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76 // //must not consume thread death
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77 // result = handleException(currentJob_, e);
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78 // throw e;
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79 // } catch (Error e) {
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80 // result = handleException(currentJob_, e);
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81 } finally {
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82 //clear interrupted state for this thread
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83 Thread.interrupted();
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84
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85 //result must not be null
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86 if (result is null)
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87 result = handleException(currentJob_, new NullPointerException());
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88 pool.endJob_package(currentJob_, result);
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89 if ((result.getSeverity() & (IStatus.ERROR | IStatus.WARNING)) !is 0)
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90 RuntimeLog.log(result);
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91 currentJob_ = null;
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92 }
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93 }
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94 } catch (Exception t) {
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95 ExceptionPrintStackTrace(t);
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96 } finally {
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97 currentJob_ = null;
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98 pool.endWorker_package(this);
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99 }
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100 }
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101 }