opendaylight/md-sal/samples/clustering-test-app/provider/src/main/java/org/opendaylight/controller/clustering/it/listener/PeopleCarListener.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.clustering.it.listener;
   9
  10 import static java.util.Objects.requireNonNull;
  11
  12 import com.google.common.util.concurrent.FutureCallback;
  13 import com.google.common.util.concurrent.MoreExecutors;
  14 import javax.annotation.PreDestroy;
  15 import javax.inject.Inject;
  16 import javax.inject.Singleton;
  17 import org.opendaylight.mdsal.binding.api.DataBroker;
  18 import org.opendaylight.mdsal.binding.api.NotificationService;
  19 import org.opendaylight.mdsal.binding.api.WriteTransaction;
  20 import org.opendaylight.mdsal.common.api.CommitInfo;
  21 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.config.sal.clustering.it.car.people.rev140818.CarPeople;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.config.sal.clustering.it.car.people.rev140818.car.people.CarPerson;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.config.sal.clustering.it.car.people.rev140818.car.people.CarPersonBuilder;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.config.sal.clustering.it.car.people.rev140818.car.people.CarPersonKey;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.config.sal.clustering.it.car.purchase.rev140818.CarBought;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.config.sal.clustering.it.car.purchase.rev140818.CarPurchaseListener;
  28 import org.opendaylight.yangtools.concepts.Registration;
  29 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  30 import org.osgi.service.component.annotations.Activate;
  31 import org.osgi.service.component.annotations.Component;
  32 import org.osgi.service.component.annotations.Deactivate;
  33 import org.osgi.service.component.annotations.Reference;
  34 import org.slf4j.Logger;
  35 import org.slf4j.LoggerFactory;
  36
  37 @Singleton
  38 @Component(service = { })
  39 public final class PeopleCarListener implements CarPurchaseListener {
  40     private static final Logger LOG = LoggerFactory.getLogger(PeopleCarListener.class);
  41
  42     private final DataBroker dataProvider;
  43     private final Registration reg;
  44
  45     @Inject
  46     @Activate
  47     public PeopleCarListener(@Reference final DataBroker dataProvider,
  48             @Reference final NotificationService notifService) {
  49         this.dataProvider = requireNonNull(dataProvider);
  50         reg = notifService.registerNotificationListener(this);
  51     }
  52
  53     @PreDestroy
  54     @Deactivate
  55     public void close() {
  56         reg.close();
  57     }
  58
  59     @Override
  60     public void onCarBought(final CarBought notification) {
  61
  62         final CarPerson carPerson = new CarPersonBuilder()
  63             .withKey(new CarPersonKey(notification.getCarId(), notification.getPersonId()))
  64             .build();
  65
  66         LOG.info("Car bought, adding car-person entry: [{}]", carPerson);
  67
  68         InstanceIdentifier<CarPerson> carPersonIId = InstanceIdentifier.builder(CarPeople.class)
  69                 .child(CarPerson.class, carPerson.key()).build();
  70
  71
  72         WriteTransaction tx = dataProvider.newWriteOnlyTransaction();
  73         tx.put(LogicalDatastoreType.CONFIGURATION, carPersonIId, carPerson);
  74
  75         tx.commit().addCallback(new FutureCallback<CommitInfo>() {
  76             @Override
  77             public void onSuccess(final CommitInfo result) {
  78                 LOG.info("Successfully added car-person entry: [{}]", carPerson);
  79             }
  80
  81             @Override
  82             public void onFailure(final Throwable ex) {
  83                 LOG.error("Failed to add car-person entry: [{}]", carPerson, ex);
  84             }
  85         }, MoreExecutors.directExecutor());
  86     }
  87 }