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
   9 package org.opendaylight.controller.netconf.monitoring.osgi;
  10
  11 import java.util.Collections;
  12 import java.util.Set;
  13 import org.opendaylight.controller.netconf.api.Capability;
  14 import org.opendaylight.controller.netconf.api.monitoring.CapabilityListener;
  15 import org.opendaylight.controller.netconf.mapping.api.NetconfOperationService;
  16 import org.opendaylight.controller.netconf.mapping.api.NetconfOperationServiceFactory;
  17 import org.osgi.framework.BundleActivator;
  18 import org.osgi.framework.BundleContext;
  19 import org.slf4j.Logger;
  20 import org.slf4j.LoggerFactory;
  21
  22 public class NetconfMonitoringActivator implements BundleActivator {
  23
  24     private static final Logger LOG = LoggerFactory.getLogger(NetconfMonitoringActivator.class);
  25
  26     private NetconfMonitoringServiceTracker monitor;
  27
  28     @Override
  29     public void start(final BundleContext context)  {
  30         monitor = new NetconfMonitoringServiceTracker(context);
  31         monitor.open();
  32     }
  33
  34     @Override
  35     public void stop(final BundleContext context) {
  36         if(monitor!=null) {
  37             try {
  38                 monitor.close();
  39             } catch (final Exception e) {
  40                 LOG.warn("Ignoring exception while closing {}", monitor, e);
  41             }
  42         }
  43     }
  44
  45     public static class NetconfMonitoringOperationServiceFactory implements NetconfOperationServiceFactory, AutoCloseable {
  46
  47         private final NetconfMonitoringOperationService operationService;
  48
  49         private static final AutoCloseable AUTO_CLOSEABLE = new AutoCloseable() {
  50             @Override
  51             public void close() throws Exception {
  52                 // NOOP
  53             }
  54         };
  55
  56         public NetconfMonitoringOperationServiceFactory(final NetconfMonitoringOperationService operationService) {
  57             this.operationService = operationService;
  58         }
  59
  60         @Override
  61         public NetconfOperationService createService(final String netconfSessionIdForReporting) {
  62             return operationService;
  63         }
  64
  65         @Override
  66         public Set<Capability> getCapabilities() {
  67             return Collections.emptySet();
  68         }
  69
  70         @Override
  71         public AutoCloseable registerCapabilityListener(final CapabilityListener listener) {
  72             return AUTO_CLOSEABLE;
  73         }
  74
  75         @Override
  76         public void close() {}
  77     }
  78 }