org.eclipse.egit.core/src/org/eclipse/egit/core/Activator.java

   1 /*******************************************************************************
   2  * Copyright (C) 2008, Robin Rosenberg <robin.rosenberg@dewire.com>
   3  * Copyright (C) 2008, Shawn O. Pearce <spearce@spearce.org>
   4  *
   5  * All rights reserved. This program and the accompanying materials
   6  * are made available under the terms of the Eclipse Public License v1.0
   7  * which accompanies this distribution, and is available at
   8  * http://www.eclipse.org/legal/epl-v10.html
   9  *******************************************************************************/
  10 package org.eclipse.egit.core;
  11
  12 import org.eclipse.core.runtime.IStatus;
  13 import org.eclipse.core.runtime.Plugin;
  14 import org.eclipse.core.runtime.Status;
  15 import org.eclipse.egit.core.internal.trace.GitTraceLocation;
  16 import org.eclipse.egit.core.project.GitProjectData;
  17 import org.eclipse.osgi.service.debug.DebugOptions;
  18 import org.osgi.framework.BundleContext;
  19 import org.osgi.util.tracker.ServiceTracker;
  20
  21 /**
  22  * The plugin class for the org.eclipse.egit.core plugin. This
  23  * is a singleton class.
  24  */
  25 public class Activator extends Plugin {
  26         private static Activator plugin;
  27
  28         /**
  29          * @return the singleton {@link Activator}
  30          */
  31         public static Activator getDefault() {
  32                 return plugin;
  33         }
  34
  35         /**
  36          * @return the name of this plugin
  37          */
  38         public static String getPluginId() {
  39                 return getDefault().getBundle().getSymbolicName();
  40         }
  41
  42         /**
  43          * Utility to create an error status for this plug-in.
  44          *
  45          * @param message User comprehensible message
  46          * @param thr cause
  47          * @return an initialized error status
  48          */
  49         public static IStatus error(final String message, final Throwable thr) {
  50                 return new Status(IStatus.ERROR, getPluginId(), 0,      message, thr);
  51         }
  52
  53         /**
  54          * Utility method to log errors in the Egit plugin.
  55          * @param message User comprehensible message
  56          * @param thr The exception through which we noticed the error
  57          */
  58         public static void logError(final String message, final Throwable thr) {
  59                 getDefault().getLog().log(
  60                                 new Status(IStatus.ERROR, getPluginId(), 0, message, thr));
  61         }
  62
  63         /**
  64          * Construct the {@link Activator} singleton instance
  65          */
  66         public Activator() {
  67                 plugin = this;
  68         }
  69
  70         public void start(final BundleContext context) throws Exception {
  71
  72                 super.start(context);
  73
  74                 if (isDebugging()) {
  75                         ServiceTracker debugTracker = new ServiceTracker(context,
  76                                         DebugOptions.class.getName(), null);
  77                         debugTracker.open();
  78
  79                         DebugOptions opts = (DebugOptions) debugTracker.getService();
  80                         GitTraceLocation.initializeFromOptions(opts, true);
  81                 }
  82
  83                 GitProjectData.reconfigureWindowCache();
  84                 GitProjectData.attachToWorkspace(true);
  85         }
  86
  87         public void stop(final BundleContext context) throws Exception {
  88                 GitProjectData.detachFromWorkspace();
  89                 super.stop(context);
  90                 plugin = null;
  91         }
  92
  93 }