opendaylight/md-sal/samples/clustering-test-app/provider/src/main/java/org/opendaylight/controller/clustering/it/provider/AddPersonImpl.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.provider;
   9
  10 import static java.util.Objects.requireNonNull;
  11
  12 import com.google.common.collect.ImmutableSet;
  13 import com.google.common.util.concurrent.FutureCallback;
  14 import com.google.common.util.concurrent.Futures;
  15 import com.google.common.util.concurrent.ListenableFuture;
  16 import com.google.common.util.concurrent.MoreExecutors;
  17 import com.google.common.util.concurrent.SettableFuture;
  18 import java.util.HashSet;
  19 import java.util.Set;
  20 import javax.annotation.PreDestroy;
  21 import javax.inject.Inject;
  22 import javax.inject.Singleton;
  23 import org.opendaylight.mdsal.binding.api.DataBroker;
  24 import org.opendaylight.mdsal.binding.api.NotificationPublishService;
  25 import org.opendaylight.mdsal.binding.api.RpcProviderService;
  26 import org.opendaylight.mdsal.binding.api.WriteTransaction;
  27 import org.opendaylight.mdsal.common.api.CommitInfo;
  28 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.config.sal.clustering.it.car.purchase.rev140818.BuyCar;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.config.sal.clustering.it.car.purchase.rev140818.BuyCarOutputBuilder;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.config.sal.clustering.it.car.purchase.rev140818.CarBoughtBuilder;
  32 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.config.sal.clustering.it.people.rev140818.AddPerson;
  33 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.config.sal.clustering.it.people.rev140818.AddPersonInput;
  34 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.config.sal.clustering.it.people.rev140818.AddPersonOutput;
  35 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.config.sal.clustering.it.people.rev140818.AddPersonOutputBuilder;
  36 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.config.sal.clustering.it.people.rev140818.People;
  37 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.config.sal.clustering.it.people.rev140818.people.Person;
  38 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.config.sal.clustering.it.people.rev140818.people.PersonBuilder;
  39 import org.opendaylight.yangtools.concepts.Registration;
  40 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  41 import org.opendaylight.yangtools.yang.common.ErrorType;
  42 import org.opendaylight.yangtools.yang.common.RpcResult;
  43 import org.opendaylight.yangtools.yang.common.RpcResultBuilder;
  44 import org.osgi.service.component.annotations.Activate;
  45 import org.osgi.service.component.annotations.Component;
  46 import org.osgi.service.component.annotations.Deactivate;
  47 import org.osgi.service.component.annotations.Reference;
  48 import org.slf4j.Logger;
  49 import org.slf4j.LoggerFactory;
  50
  51 @Singleton
  52 @Component(service = { })
  53 public final class AddPersonImpl implements AddPerson, AutoCloseable {
  54     private static final Logger LOG = LoggerFactory.getLogger(AddPersonImpl.class);
  55
  56     private final Set<Registration> regs = new HashSet<>();
  57     private final RpcProviderService rpcProviderService;
  58     private final DataBroker dataProvider;
  59     private final BuyCar buyCarRpc;
  60
  61     @Inject
  62     @Activate
  63     public AddPersonImpl(@Reference final DataBroker dataProvider,
  64             @Reference final NotificationPublishService notificationProvider,
  65             @Reference final RpcProviderService rpcProviderService) {
  66         this.dataProvider = requireNonNull(dataProvider);
  67         this.rpcProviderService = requireNonNull(rpcProviderService);
  68
  69         requireNonNull(notificationProvider);
  70         buyCarRpc = input -> {
  71             LOG.info("Routed RPC buyCar : generating notification for buying car [{}]", input);
  72             final var carBought = new CarBoughtBuilder()
  73                 .setCarId(input.getCarId())
  74                 .setPersonId(input.getPersonId())
  75                 .build();
  76             return Futures.transform(notificationProvider.offerNotification(carBought),
  77                 result -> RpcResultBuilder.success(new BuyCarOutputBuilder().build()).build(),
  78                 MoreExecutors.directExecutor());
  79         };
  80
  81         regs.add(rpcProviderService.registerRpcImplementation(buyCarRpc));
  82         regs.add(rpcProviderService.registerRpcImplementation(this));
  83     }
  84
  85     @PreDestroy
  86     @Deactivate
  87     @Override
  88     public void close() {
  89         regs.forEach(Registration::close);
  90         regs.clear();
  91     }
  92
  93     @Override
  94     public ListenableFuture<RpcResult<AddPersonOutput>> invoke(final AddPersonInput input) {
  95         LOG.info("RPC addPerson : adding person [{}]", input);
  96
  97         PersonBuilder builder = new PersonBuilder(input);
  98         final Person person = builder.build();
  99         final SettableFuture<RpcResult<AddPersonOutput>> futureResult = SettableFuture.create();
 100
 101         // Each entry will be identifiable by a unique key, we have to create that identifier
 102         final InstanceIdentifier<Person> personId = InstanceIdentifier.builder(People.class)
 103                 .child(Person.class, person.key()).build();
 104         // Place entry in data store tree
 105         WriteTransaction tx = dataProvider.newWriteOnlyTransaction();
 106         tx.put(LogicalDatastoreType.CONFIGURATION, personId, person);
 107
 108         tx.commit().addCallback(new FutureCallback<CommitInfo>() {
 109             @Override
 110             public void onSuccess(final CommitInfo result) {
 111                 LOG.info("RPC addPerson : person added successfully [{}]", person);
 112                 regs.add(rpcProviderService.registerRpcImplementation(buyCarRpc, ImmutableSet.of(personId)));
 113                 LOG.info("RPC addPerson : routed rpc registered for instance ID [{}]", personId);
 114                 futureResult.set(RpcResultBuilder.success(new AddPersonOutputBuilder().build()).build());
 115             }
 116
 117             @Override
 118             public void onFailure(final Throwable ex) {
 119                 LOG.error("RPC addPerson : person addition failed [{}]", person, ex);
 120                 futureResult.set(RpcResultBuilder.<AddPersonOutput>failed()
 121                         .withError(ErrorType.APPLICATION, ex.getMessage()).build());
 122             }
 123         }, MoreExecutors.directExecutor());
 124         return futureResult;
 125     }
 126 }