mappingservice/implementation/src/main/java/org/opendaylight/lispflowmapping/implementation/mdsal/AbstractDataListener.java

   1 /*
   2  * Copyright (c) 2015 Cisco Systems, Inc.  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.lispflowmapping.implementation.mdsal;
   9
  10 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  11 import org.opendaylight.controller.md.sal.binding.api.DataChangeListener;
  12 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  13 import org.opendaylight.yangtools.concepts.ListenerRegistration;
  14 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  15
  16 /**
  17  * The superclass for the different MD-SAL data change event listeners.
  18  *
  19  * @author Lorand Jakab
  20  *
  21  */
  22 public abstract class AbstractDataListener implements DataChangeListener {
  23     private DataBroker broker;
  24     private InstanceIdentifier<?> path;
  25     private ListenerRegistration<DataChangeListener> registration;
  26
  27     public void registerDataChangeListener() {
  28         registration = broker.registerDataChangeListener(LogicalDatastoreType.CONFIGURATION,
  29                 path, this, DataBroker.DataChangeScope.SUBTREE);
  30     }
  31
  32     public void closeDataChangeListener() {
  33         registration.close();
  34     }
  35
  36     public void setBroker(DataBroker broker) {
  37         this.broker = broker;
  38     }
  39
  40     void setPath(InstanceIdentifier<?> path) {
  41         this.path = path;
  42     }
  43 }