data-change-counter/src/main/java/org/opendaylight/controller/config/yang/bgpcep/data/change/counter/DataChangeCounterImplModule.java

   1 /*
   2  * Copyright (c) 2014 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.config.yang.bgpcep.data.change.counter;
  10
  11 import org.opendaylight.controller.config.api.JmxAttributeValidationException;
  12 import org.opendaylight.controller.md.sal.binding.api.DataTreeIdentifier;
  13 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  14 import org.opendaylight.protocol.data.change.counter.TopologyDataChangeCounter;
  15 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NetworkTopology;
  16 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.TopologyId;
  17 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.Topology;
  18 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.TopologyKey;
  19 import org.opendaylight.yangtools.concepts.ListenerRegistration;
  20 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  21
  22 public class DataChangeCounterImplModule extends org.opendaylight.controller.config.yang.bgpcep.data.change.counter.AbstractDataChangeCounterImplModule {
  23
  24     public DataChangeCounterImplModule(final org.opendaylight.controller.config.api.ModuleIdentifier identifier,
  25             final org.opendaylight.controller.config.api.DependencyResolver dependencyResolver) {
  26         super(identifier, dependencyResolver);
  27     }
  28
  29     public DataChangeCounterImplModule(final org.opendaylight.controller.config.api.ModuleIdentifier identifier,
  30             final org.opendaylight.controller.config.api.DependencyResolver dependencyResolver,
  31             final org.opendaylight.controller.config.yang.bgpcep.data.change.counter.DataChangeCounterImplModule oldModule,
  32             final java.lang.AutoCloseable oldInstance) {
  33         super(identifier, dependencyResolver, oldModule, oldInstance);
  34     }
  35
  36     @Override
  37     public void customValidation() {
  38         JmxAttributeValidationException.checkNotNull(getCounterId(), "value is not set.", counterIdJmxAttribute);
  39         JmxAttributeValidationException.checkNotNull(getTopologyName(), "value is not set.", topologyNameJmxAttribute);
  40     }
  41
  42     @Override
  43     public java.lang.AutoCloseable createInstance() {
  44         final TopologyDataChangeCounter counter = new TopologyDataChangeCounter(getDataProviderDependency(), getCounterId());
  45         final InstanceIdentifier<Topology> topoIId = InstanceIdentifier.builder(NetworkTopology.class)
  46                 .child(Topology.class, new TopologyKey(new TopologyId(getTopologyName()))).build();
  47         final ListenerRegistration<TopologyDataChangeCounter> registration = getDataProviderDependency().registerDataTreeChangeListener(
  48                 new DataTreeIdentifier<Topology>(LogicalDatastoreType.OPERATIONAL, topoIId), counter);
  49         return new DataChangeCounterCloseable(counter, registration);
  50     }
  51
  52     private static final class DataChangeCounterCloseable implements AutoCloseable {
  53
  54         private final TopologyDataChangeCounter inner;
  55         private final ListenerRegistration<TopologyDataChangeCounter> registration;
  56
  57         public DataChangeCounterCloseable(final TopologyDataChangeCounter inner,
  58                 final ListenerRegistration<TopologyDataChangeCounter> registration) {
  59             this.inner = inner;
  60             this.registration = registration;
  61         }
  62
  63         @Override
  64         public void close() {
  65             this.registration.close();
  66             this.inner.close();
  67         }
  68     }
  69
  70 }