opendaylight/md-sal/sal-common-impl/src/main/java/org/opendaylight/controller/md/sal/common/impl/service/DataChangeListenerRegistration.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 package org.opendaylight.controller.md.sal.common.impl.service;
   9
  10 import org.opendaylight.controller.md.sal.common.api.data.DataChangeListener;
  11 import org.opendaylight.yangtools.concepts.AbstractObjectRegistration;
  12 import org.opendaylight.yangtools.concepts.ListenerRegistration;
  13 import org.opendaylight.yangtools.concepts.Path;
  14
  15 @SuppressWarnings("all")
  16 class DataChangeListenerRegistration<P extends Path<P>, D extends Object, DCL extends DataChangeListener<P, D>> extends
  17         AbstractObjectRegistration<DCL> implements ListenerRegistration<DCL> {
  18     private AbstractDataBroker<P, D, DCL> dataBroker;
  19
  20     private final P path;
  21
  22     public P getPath() {
  23         return this.path;
  24     }
  25
  26     public DataChangeListenerRegistration(final P path, final DCL instance, final AbstractDataBroker<P, D, DCL> broker) {
  27         super(instance);
  28         this.dataBroker = broker;
  29         this.path = path;
  30     }
  31
  32     @Override
  33     protected void removeRegistration() {
  34         this.dataBroker.removeListener(this);
  35         this.dataBroker = null;
  36     }
  37 }