opendaylight/netconf/netconf-monitoring/src/main/java/org/opendaylight/controller/netconf/monitoring/osgi/NetconfMonitoringActivator.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 package org.opendaylight.controller.netconf.monitoring.osgi;
   9
  10 import java.util.Collections;
  11 import java.util.Set;
  12 import org.opendaylight.controller.netconf.api.Capability;
  13 import org.opendaylight.controller.netconf.api.monitoring.CapabilityListener;
  14 import org.opendaylight.controller.netconf.mapping.api.NetconfOperationService;
  15 import org.opendaylight.controller.netconf.mapping.api.NetconfOperationServiceFactory;
  16 import org.osgi.framework.BundleActivator;
  17 import org.osgi.framework.BundleContext;
  18 import org.slf4j.Logger;
  19 import org.slf4j.LoggerFactory;
  20
  21 public class NetconfMonitoringActivator implements BundleActivator {
  22
  23     private static final Logger LOG = LoggerFactory.getLogger(NetconfMonitoringActivator.class);
  24
  25     private NetconfMonitoringServiceTracker monitor;
  26
  27     @Override
  28     public void start(final BundleContext context)  {
  29         monitor = new NetconfMonitoringServiceTracker(context);
  30         monitor.open();
  31     }
  32
  33     @Override
  34     public void stop(final BundleContext context) {
  35         if(monitor!=null) {
  36             try {
  37                 monitor.close();
  38             } catch (final Exception e) {
  39                 LOG.warn("Ignoring exception while closing {}", monitor, e);
  40             }
  41         }
  42     }
  43
  44     public static class NetconfMonitoringOperationServiceFactory implements NetconfOperationServiceFactory, AutoCloseable {
  45
  46         private final NetconfMonitoringOperationService operationService;
  47
  48         private static final AutoCloseable AUTO_CLOSEABLE = new AutoCloseable() {
  49             @Override
  50             public void close() throws Exception {
  51                 // NOOP
  52             }
  53         };
  54
  55         public NetconfMonitoringOperationServiceFactory(final NetconfMonitoringOperationService operationService) {
  56             this.operationService = operationService;
  57         }
  58
  59         @Override
  60         public NetconfOperationService createService(final String netconfSessionIdForReporting) {
  61             return operationService;
  62         }
  63
  64         @Override
  65         public Set<Capability> getCapabilities() {
  66             return Collections.emptySet();
  67         }
  68
  69         @Override
  70         public AutoCloseable registerCapabilityListener(final CapabilityListener listener) {
  71             return AUTO_CLOSEABLE;
  72         }
  73
  74         @Override
  75         public void close() {}
  76     }
  77 }