opendaylight/adsal/northbound/bundlescanner/implementation/src/main/java/org/opendaylight/controller/northbound/bundlescanner/internal/Activator.java

   1 /**
   2  * Copyright (c) 2013 Cisco Systems, Inc. and others.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8
   9 package org.opendaylight.controller.northbound.bundlescanner.internal;
  10
  11 import org.apache.felix.dm.Component;
  12 import org.opendaylight.controller.northbound.bundlescanner.IBundleScanService;
  13 import org.opendaylight.controller.sal.core.ComponentActivatorAbstractBase;
  14 import org.osgi.framework.BundleContext;
  15 import org.osgi.framework.FrameworkUtil;
  16
  17 /**
  18  * The activator registers the BundleScanner.
  19  */
  20 public class Activator extends ComponentActivatorAbstractBase {
  21
  22     @Override
  23     protected void init() {
  24         BundleContext context = FrameworkUtil.getBundle(BundleScanner.class).getBundleContext();
  25         context.addBundleListener(BundleScanner.getInstance());
  26     }
  27
  28     @Override
  29     public void destroy() {
  30         BundleContext context = FrameworkUtil.getBundle(BundleScanner.class).getBundleContext();
  31         context.removeBundleListener(BundleScanner.getInstance());
  32     }
  33
  34     @Override
  35     protected Object[] getGlobalImplementations() {
  36         return new Object[] { BundleScanServiceImpl.class };
  37     }
  38
  39     @Override
  40     protected void configureGlobalInstance(Component c, Object imp) {
  41         if (!imp.equals(BundleScanServiceImpl.class)) {
  42             return;
  43         }
  44         // export service
  45         c.setInterface(
  46                 new String[] { IBundleScanService.class.getName() },
  47                 null);
  48     }
  49
  50 }