org.eclipse.linuxtools.tmf.core/src/org/eclipse/linuxtools/internal/tmf/core/TmfCorePlugin.java

   1 /*******************************************************************************
   2  * Copyright (c) 2009, 2010, 2011 Ericsson
   3  *
   4  * All rights reserved. This program and the accompanying materials are
   5  * made available under the terms of the Eclipse Public License v1.0 which
   6  * accompanies this distribution, and is available at
   7  * http://www.eclipse.org/legal/epl-v10.html
   8  *
   9  * Contributors:
  10  *   Francois Chouinard - Initial API and implementation
  11  *******************************************************************************/
  12
  13 package org.eclipse.linuxtools.internal.tmf.core;
  14
  15 import org.eclipse.core.runtime.IStatus;
  16 import org.eclipse.core.runtime.Plugin;
  17 import org.eclipse.core.runtime.Status;
  18 import org.osgi.framework.BundleContext;
  19
  20 /**
  21  * <b><u>TmfCorePlugin</u></b>
  22  * <p>
  23  * The activator class controls the plug-in life cycle. No more than one such
  24  * plug-in can exist at any time.
  25  */
  26 public class TmfCorePlugin extends Plugin {
  27
  28         // ------------------------------------------------------------------------
  29     // Attributes
  30         // ------------------------------------------------------------------------
  31
  32     /**
  33      * The plug-in ID
  34      */
  35         public static final String PLUGIN_ID = "org.eclipse.linuxtools.tmf.core"; //$NON-NLS-1$
  36
  37         /**
  38      * The shared instance
  39      */
  40         private static TmfCorePlugin fPlugin;
  41
  42         // ------------------------------------------------------------------------
  43     // Constructors
  44         // ------------------------------------------------------------------------
  45
  46         /**
  47      * Constructor
  48      */
  49         public TmfCorePlugin() {
  50                 setDefault(this);
  51         }
  52
  53         // ------------------------------------------------------------------------
  54     // Accessors
  55         // ------------------------------------------------------------------------
  56
  57         /**
  58      * Returns the TMF UI plug-in instance.
  59      *
  60      * @return the TMF UI plug-in instance.
  61      */
  62     public static TmfCorePlugin getDefault() {
  63         return fPlugin;
  64     }
  65
  66     // Sets plug-in instance
  67         private static void setDefault(TmfCorePlugin plugin) {
  68                 fPlugin = plugin;
  69         }
  70
  71         // ------------------------------------------------------------------------
  72     // Plugin
  73         // ------------------------------------------------------------------------
  74
  75         /*
  76          * (non-Javadoc)
  77          * @see org.eclipse.core.runtime.Plugin#start(org.osgi.framework.BundleContext)
  78          */
  79         @Override
  80         public void start(BundleContext context) throws Exception {
  81                 super.start(context);
  82                 setDefault(this);
  83                 Tracer.init();
  84         }
  85
  86         /*
  87          * (non-Javadoc)
  88          * @see org.eclipse.core.runtime.Plugin#stop(org.osgi.framework.BundleContext)
  89          */
  90         @Override
  91         public void stop(BundleContext context) throws Exception {
  92                 Tracer.stop();
  93                 setDefault(null);
  94                 super.stop(context);
  95         }
  96
  97     /**
  98      * Logs a message with severity INFO in the runtime log of the plug-in.
  99      *
 100      * @param message A message to log
 101      */
 102     public void logInfo(String message) {
 103         getLog().log(new Status(IStatus.INFO, PLUGIN_ID, message));
 104     }
 105
 106     /**
 107      * Logs a message and exception with severity INFO in the runtime log of the plug-in.
 108      *
 109      * @param message A message to log
 110      * @param exception A exception to log
 111      */
 112     public void logInfo(String message, Throwable exception) {
 113         getLog().log(new Status(IStatus.INFO, PLUGIN_ID, message, exception));
 114     }
 115
 116     /**
 117      * Logs a message and exception with severity WARNING in the runtime log of the plug-in.
 118      *
 119      * @param message A message to log
 120      */
 121     public void logWarning(String message) {
 122         getLog().log(new Status(IStatus.WARNING, PLUGIN_ID, message));
 123     }
 124
 125     /**
 126      * Logs a message and exception with severity WARNING in the runtime log of the plug-in.
 127      *
 128      * @param message A message to log
 129      * @param exception A exception to log
 130      */
 131     public void logWarning(String message, Throwable exception) {
 132         getLog().log(new Status(IStatus.WARNING, PLUGIN_ID, message, exception));
 133     }
 134
 135     /**
 136      * Logs a message and exception with severity ERROR in the runtime log of the plug-in.
 137      *
 138      * @param message A message to log
 139      */
 140     public void logError(String message) {
 141         getLog().log(new Status(IStatus.ERROR, PLUGIN_ID, message));
 142     }
 143
 144     /**
 145      * Logs a message and exception with severity ERROR in the runtime log of the plug-in.
 146      *
 147      * @param message A message to log
 148      * @param exception A exception to log
 149      */
 150     public void logError(String message, Throwable exception) {
 151         getLog().log(new Status(IStatus.ERROR, PLUGIN_ID, message, exception));
 152     }
 153
 154 }