dhcpservice/dhcpservice-impl/src/main/java/org/opendaylight/vpnservice/dhcpservice/DhcpProvider.java

   1 /*
   2  * Copyright (c) 2015 Ericsson India Global Services Pvt Ltd. 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.vpnservice.dhcpservice;
   9
  10 import org.opendaylight.controller.sal.binding.api.NotificationProviderService;
  11
  12 import org.opendaylight.yangtools.concepts.Registration;
  13 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  14 import org.opendaylight.controller.sal.binding.api.BindingAwareBroker.ProviderContext;
  15 import org.opendaylight.controller.sal.binding.api.BindingAwareProvider;
  16 import org.opendaylight.vpnservice.mdsalutil.interfaces.IMdsalApiManager;
  17 import org.slf4j.Logger;
  18 import org.slf4j.LoggerFactory;
  19
  20 public class DhcpProvider implements BindingAwareProvider, AutoCloseable {
  21
  22     private static final Logger LOG = LoggerFactory.getLogger(DhcpProvider.class);
  23     private IMdsalApiManager mdsalManager;
  24     private DhcpPktHandler dhcpPktHandler;
  25     private Registration packetListener = null;
  26     private NotificationProviderService notificationService;
  27
  28     @Override
  29     public void onSessionInitiated(ProviderContext session) {
  30         LOG.info("DhcpProvider Session Initiated");
  31         try {
  32             final  DataBroker dataBroker = session.getSALService(DataBroker.class);
  33             dhcpPktHandler = new DhcpPktHandler(dataBroker);
  34             packetListener = notificationService.registerNotificationListener(dhcpPktHandler);
  35             } catch (Exception e) {
  36             LOG.error("Error initializing services", e);
  37         }
  38     }
  39
  40
  41     public void setMdsalManager(IMdsalApiManager mdsalManager) {
  42         this.mdsalManager = mdsalManager;
  43     }
  44
  45     @Override
  46     public void close() throws Exception {
  47         if(packetListener != null) {
  48             packetListener.close();
  49         }
  50         if(dhcpPktHandler != null) {
  51             dhcpPktHandler.close();
  52         }
  53         LOG.info("DhcpProvider closed");
  54     }
  55
  56     public void setNotificationProviderService(NotificationProviderService notificationServiceDependency) {
  57         this.notificationService = notificationServiceDependency;
  58     }
  59
  60 }