org.eclipse.linuxtools.lttng2.core/src/org/eclipse/linuxtools/internal/lttng2/core/Activator.java

   1 /*******************************************************************************
   2  * Copyright (c) 2012 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.lttng2.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>Activator</u></b>
  22  * <p>
  23  * The activator class controls the plug-in life cycle
  24  */
  25 public class Activator extends Plugin {
  26
  27     // ------------------------------------------------------------------------
  28     // Attributes
  29     // ------------------------------------------------------------------------
  30
  31         /**
  32          *  The plug-in ID
  33          */
  34         public static final String PLUGIN_ID = "org.eclipse.linuxtools.lttng2.core"; //$NON-NLS-1$
  35
  36         /**
  37          *  The shared instance
  38          */
  39         private static Activator plugin;
  40
  41     // ------------------------------------------------------------------------
  42     // Constructors
  43     // ------------------------------------------------------------------------
  44
  45         /**
  46          * The constructor
  47          */
  48         public Activator() {
  49         }
  50
  51     // ------------------------------------------------------------------------
  52     // Accessors
  53     // ------------------------------------------------------------------------
  54
  55         /**
  56          * Returns the shared instance
  57          *
  58          * @return the shared instance
  59          */
  60         public static Activator getDefault() {
  61                 return plugin;
  62         }
  63
  64     // ------------------------------------------------------------------------
  65     // Operators
  66     // ------------------------------------------------------------------------
  67
  68         /*
  69          * (non-Javadoc)
  70          * @see org.eclipse.core.runtime.Plugins#start(org.osgi.framework.BundleContext)
  71          */
  72         @Override
  73         public void start(BundleContext context) throws Exception {
  74                 super.start(context);
  75                 plugin = this;
  76         }
  77
  78         /*
  79          * (non-Javadoc)
  80          * @see org.eclipse.core.runtime.Plugin#stop(org.osgi.framework.BundleContext)
  81          */
  82         @Override
  83         public void stop(BundleContext context) throws Exception {
  84                 plugin = null;
  85                 super.stop(context);
  86         }
  87
  88     /**
  89      * Logs a message with severity INFO in the runtime log of the plug-in.
  90      *
  91      * @param message A message to log
  92      */
  93     public void logInfo(String message) {
  94         getLog().log(new Status(IStatus.INFO, PLUGIN_ID, message));
  95     }
  96
  97     /**
  98      * Logs a message and exception with severity INFO in the runtime log of the plug-in.
  99      *
 100      * @param message A message to log
 101      * @param exception A exception to log
 102      */
 103     public void logInfo(String message, Throwable exception) {
 104         getLog().log(new Status(IStatus.INFO, PLUGIN_ID, message, exception));
 105     }
 106
 107     /**
 108      * Logs a message and exception with severity WARNING in the runtime log of the plug-in.
 109      *
 110      * @param message A message to log
 111      */
 112     public void logWarning(String message) {
 113         getLog().log(new Status(IStatus.WARNING, PLUGIN_ID, message));
 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      * @param exception A exception to log
 121      */
 122     public void logWarning(String message, Throwable exception) {
 123         getLog().log(new Status(IStatus.WARNING, PLUGIN_ID, message, exception));
 124     }
 125
 126     /**
 127      * Logs a message and exception with severity ERROR in the runtime log of the plug-in.
 128      *
 129      * @param message A message to log
 130      */
 131     public void logError(String message) {
 132         getLog().log(new Status(IStatus.ERROR, PLUGIN_ID, message));
 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      * @param exception A exception to log
 140      */
 141     public void logError(String message, Throwable exception) {
 142         getLog().log(new Status(IStatus.ERROR, PLUGIN_ID, message, exception));
 143     }
 144 }