org.argeo.osgi.boot/src/org/argeo/osgi/boot/Activator.java

   1 /*
   2  * Copyright (C) 2007-2012 Argeo GmbH
   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 package org.argeo.osgi.boot;
  17
  18 import org.osgi.framework.BundleActivator;
  19 import org.osgi.framework.BundleContext;
  20
  21 /**
  22  * An OSGi configurator. See
  23  * <a href="http://wiki.eclipse.org/Configurator">http:
  24  * //wiki.eclipse.org/Configurator</a>
  25  */
  26 public class Activator implements BundleActivator {
  27         private Long checkpoint = null;
  28
  29         public void start(final BundleContext bundleContext) throws Exception {
  30                 // admin thread
  31                 Thread adminThread = new AdminThread(bundleContext);
  32                 adminThread.start();
  33
  34                 // bootstrap
  35                 OsgiBoot osgiBoot = new OsgiBoot(bundleContext);
  36                 if (checkpoint == null) {
  37                         osgiBoot.bootstrap();
  38                         checkpoint = System.currentTimeMillis();
  39                 } else {
  40                         osgiBoot.update();
  41                         checkpoint = System.currentTimeMillis();
  42                 }
  43         }
  44
  45         public void stop(BundleContext context) throws Exception {
  46         }
  47 }