bundles/org.simantics.project/src/org/simantics/project/internal/Activator.java

   1 /*******************************************************************************\r
   2  * Copyright (c) 2007, 2010 Association for Decentralized Information Management\r
   3  * in Industry THTH ry.\r
   4  * All rights reserved. This program and the accompanying materials\r
   5  * are made available under the terms of the Eclipse Public License v1.0\r
   6  * which accompanies this distribution, and is available at\r
   7  * http://www.eclipse.org/legal/epl-v10.html\r
   8  *\r
   9  * Contributors:\r
  10  *     VTT Technical Research Centre of Finland - initial API and implementation\r
  11  *******************************************************************************/\r
  12 package org.simantics.project.internal;\r
  13 \r
  14 import java.util.Hashtable;\r
  15 \r
  16 import org.eclipse.core.runtime.Plugin;\r
  17 import org.osgi.framework.BundleContext;\r
  18 import org.osgi.framework.ServiceRegistration;\r
  19 import org.simantics.project.features.registry.IProjectFeatureRegistry;\r
  20 \r
  21 /**\r
  22  * @author Tuukka Lehtonen\r
  23  */\r
  24 public class Activator extends Plugin {\r
  25 \r
  26     // The plug-in ID\r
  27     public static final String     PLUGIN_ID                     = "org.simantics.project";\r
  28 \r
  29     // The shared instance\r
  30     private static Activator       plugin;\r
  31 \r
  32     private BundleContext          bundleContext;\r
  33 \r
  34     private ProjectFeatureRegistry projectFeatureRegistryService = null;\r
  35     @SuppressWarnings("rawtypes")\r
  36     private ServiceRegistration    projectFeatureRegistry        = null;\r
  37 \r
  38     /**\r
  39      * The constructor\r
  40      */\r
  41     public Activator() {\r
  42     }\r
  43 \r
  44     /*\r
  45      * (non-Javadoc)\r
  46      * @see org.eclipse.core.runtime.Plugins#start(org.osgi.framework.BundleContext)\r
  47      */\r
  48     @SuppressWarnings({ "unchecked", "rawtypes" })\r
  49     @Override\r
  50     public void start(BundleContext context) throws Exception {\r
  51         super.start(context);\r
  52         this.bundleContext = context;\r
  53         plugin = this;\r
  54 \r
  55         projectFeatureRegistryService = new ProjectFeatureRegistry();\r
  56         projectFeatureRegistry = bundleContext.registerService(IProjectFeatureRegistry.class.getName(), projectFeatureRegistryService, new Hashtable());\r
  57     }\r
  58 \r
  59     /*\r
  60      * (non-Javadoc)\r
  61      * @see org.eclipse.core.runtime.Plugin#stop(org.osgi.framework.BundleContext)\r
  62      */\r
  63     @Override\r
  64     public void stop(BundleContext context) throws Exception {\r
  65         if (projectFeatureRegistry != null) {\r
  66             projectFeatureRegistry.unregister();\r
  67             projectFeatureRegistry = null;\r
  68         }\r
  69 \r
  70         this.bundleContext = null;\r
  71         plugin = null;\r
  72         super.stop(context);\r
  73     }\r
  74 \r
  75     /**\r
  76      * Returns the shared instance\r
  77      *\r
  78      * @return the shared instance\r
  79      */\r
  80     public static Activator getDefault() {\r
  81         return plugin;\r
  82     }\r
  83 \r
  84     /**\r
  85      * @return\r
  86      */\r
  87     public IProjectFeatureRegistry getProjectFeatureRegistry() {\r
  88         return projectFeatureRegistryService;\r
  89     }\r
  90 \r
  91     public BundleContext getContext() {\r
  92         return bundleContext;\r
  93     }\r
  94 \r
  95 }\r