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annotate org.eclipse.core.jobs/src/org/eclipse/core/runtime/jobs/IJobChangeListener.d @ 12:bc29606a740c
Added dwt-addons in original directory structure of eclipse.org
author | Frank Benoit <benoit@tionex.de> |
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date | Sat, 14 Mar 2009 18:23:29 +0100 |
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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.runtime.jobs.IJobChangeListener; |
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14 |
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15 import java.lang.all; |
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16 import java.util.Set; |
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17 import org.eclipse.core.runtime.jobs.IJobChangeEvent; |
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18 |
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19 /** |
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20 * Callback interface for clients interested in being notified when jobs change state. |
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21 * <p> |
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22 * A single job listener instance can be added either to the job manager, for notification |
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23 * of all scheduled jobs, or to any set of individual jobs. A single listener instance should |
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24 * not be added to both the job manager, and to individual jobs (such a listener may |
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25 * receive duplicate notifications). |
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26 * </p><p> |
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27 * Clients should not rely on the result of the <code>Job#getState()</code> |
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28 * method on jobs for which notification is occurring. Listeners are notified of |
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29 * all job state changes, but whether the state change occurs before, during, or |
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30 * after listeners are notified is unspecified. |
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31 * </p><p> |
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32 * Clients may implement this interface. |
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33 * </p> |
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34 * @see JobChangeAdapter |
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35 * @see IJobManager#addJobChangeListener(IJobChangeListener) |
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36 * @see IJobManager#removeJobChangeListener(IJobChangeListener) |
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37 * @see Job#addJobChangeListener(IJobChangeListener) |
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38 * @see Job#getState() |
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39 * @see Job#removeJobChangeListener(IJobChangeListener) |
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40 * @since 3.0 |
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41 */ |
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42 public interface IJobChangeListener { |
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43 /** |
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44 * Notification that a job is about to be run. Listeners are allowed to sleep, cancel, |
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45 * or change the priority of the job before it is started (and as a result may prevent |
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46 * the run from actually occurring). |
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47 * |
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48 * @param event the event details |
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49 */ |
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50 public void aboutToRun(IJobChangeEvent event); |
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51 |
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52 /** |
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53 * Notification that a job was previously sleeping and has now been rescheduled |
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54 * to run. |
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55 * |
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56 * @param event the event details |
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57 */ |
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58 public void awake(IJobChangeEvent event); |
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59 |
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60 /** |
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61 * Notification that a job has completed execution, either due to cancelation, successful |
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62 * completion, or failure. The event status object indicates how the job finished, |
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63 * and the reason for failure, if applicable. |
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64 * |
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65 * @param event the event details |
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66 */ |
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67 public void done(IJobChangeEvent event); |
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68 |
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69 /** |
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70 * Notification that a job has started running. |
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71 * |
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72 * @param event the event details |
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73 */ |
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74 public void running(IJobChangeEvent event); |
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75 |
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76 /** |
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77 * Notification that a job is being added to the queue of scheduled jobs. |
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78 * The event details includes the scheduling delay before the job should start |
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79 * running. |
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80 * |
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81 * @param event the event details, including the job instance and the scheduling |
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82 * delay |
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83 */ |
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84 public void scheduled(IJobChangeEvent event); |
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85 |
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86 /** |
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87 * Notification that a job was waiting to run and has now been put in the |
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88 * sleeping state. |
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89 * |
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90 * @param event the event details |
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91 */ |
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92 public void sleeping(IJobChangeEvent event); |
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93 } |