org.eclipse.tracecompass.tmf.analysis.xml.core.tests/src/org/eclipse/tracecompass/tmf/analysis/xml/core/tests/Activator.java

   1 /*******************************************************************************
   2  * Copyright (c) 2013, 2014 École Polytechnique de Montréal
   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  *   Geneviève Bastien - Initial implementation and API
  11  *******************************************************************************/
  12
  13 package org.eclipse.tracecompass.tmf.analysis.xml.core.tests;
  14
  15 import java.io.IOException;
  16 import java.net.URL;
  17
  18 import org.eclipse.core.runtime.FileLocator;
  19 import org.eclipse.core.runtime.IPath;
  20 import org.eclipse.core.runtime.Path;
  21 import org.eclipse.core.runtime.Plugin;
  22 import org.osgi.framework.BundleContext;
  23
  24 /**
  25  * The activator class controls the plug-in life cycle
  26  */
  27 public class Activator extends Plugin {
  28
  29     /**
  30      * The plug-in ID
  31      */
  32     public static final String PLUGIN_ID = "org.eclipse.tracecompass.tmf.analysis.xml.core.tests"; //$NON-NLS-1$
  33
  34     // The shared instance
  35     private static Activator plugin;
  36
  37     /**
  38      * The constructor
  39      */
  40     public Activator() {
  41     }
  42
  43     @Override
  44     public void start(BundleContext context) throws Exception {
  45         super.start(context);
  46         plugin = this;
  47     }
  48
  49     @Override
  50     public void stop(BundleContext context) throws Exception {
  51         plugin = null;
  52         super.stop(context);
  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      * Gets the absolute path from a path relative to this plugin's root
  66      *
  67      * @param relativePath
  68      *            The path relative to this plugin
  69      * @return The absolute path corresponding to this relative path
  70      */
  71     public static IPath getAbsolutePath(Path relativePath) {
  72         Activator plugin2 = getDefault();
  73         if (plugin2 == null) {
  74             /*
  75              * Shouldn't happen but at least throw something to get the test to
  76              * fail early
  77              */
  78             return null;
  79         }
  80         URL location = FileLocator.find(plugin2.getBundle(), relativePath, null);
  81         try {
  82             IPath path = new Path(FileLocator.toFileURL(location).getPath());
  83             return path;
  84         } catch (IOException e) {
  85             return null;
  86         }
  87     }
  88
  89 }