eclipse/plugins/org.argeo.eclipse.ui/src/main/java/org/argeo/eclipse/ui/ArgeoUiPlugin.java

   1 /*
   2  * Copyright (C) 2010 Mathieu Baudier <mbaudier@argeo.org>
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *         http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 package org.argeo.eclipse.ui;
  18
  19 import org.eclipse.core.runtime.Platform;
  20 import org.eclipse.ui.plugin.AbstractUIPlugin;
  21 import org.osgi.framework.Bundle;
  22 import org.osgi.framework.BundleContext;
  23
  24 /**
  25  * The activator class controls the plug-in life cycle
  26  */
  27 public class ArgeoUiPlugin extends AbstractUIPlugin {
  28
  29         // The plug-in ID
  30         public static final String PLUGIN_ID = "org.argeo.eclipse.ui";
  31
  32         private final static String SPRING_OSGI_EXTENDER = "org.springframework.osgi.extender";
  33
  34         // The shared instance
  35         private static ArgeoUiPlugin plugin;
  36
  37         private BundleContext bundleContext;
  38
  39         /**
  40          * The constructor
  41          */
  42         public ArgeoUiPlugin() {
  43         }
  44
  45         /*
  46          * (non-Javadoc)
  47          *
  48          * @see
  49          * org.eclipse.ui.plugin.AbstractUIPlugin#start(org.osgi.framework.BundleContext
  50          * )
  51          */
  52         public void start(BundleContext context) throws Exception {
  53                 super.start(context);
  54                 plugin = this;
  55                 bundleContext = context;
  56
  57                 // Make sure that the Spring OSGi extender is started
  58                 Bundle osgiExtBundle = Platform.getBundle(SPRING_OSGI_EXTENDER);
  59                 if (osgiExtBundle != null)
  60                         osgiExtBundle.start();
  61                 else
  62                         throw new Exception("Spring OSGi Extender not found");
  63         }
  64
  65         /*
  66          * (non-Javadoc)
  67          *
  68          * @see
  69          * org.eclipse.ui.plugin.AbstractUIPlugin#stop(org.osgi.framework.BundleContext
  70          * )
  71          */
  72         public void stop(BundleContext context) throws Exception {
  73                 plugin = null;
  74                 super.stop(context);
  75         }
  76
  77         /**
  78          * Returns the shared instance
  79          *
  80          * @return the shared instance
  81          */
  82         public static ArgeoUiPlugin getDefault() {
  83                 return plugin;
  84         }
  85
  86         public BundleContext getBundleContext() {
  87                 return bundleContext;
  88         }
  89
  90 }