opendaylight/md-sal/samples/clustering-test-app/provider/src/main/java/org/opendaylight/controller/clustering/it/provider/PeopleProvider.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.ListenableFuture;
  15 import com.google.common.util.concurrent.MoreExecutors;
  16 import com.google.common.util.concurrent.SettableFuture;
  17 import java.util.HashSet;
  18 import java.util.Set;
  19 import org.opendaylight.mdsal.binding.api.DataBroker;
  20 import org.opendaylight.mdsal.binding.api.RpcProviderService;
  21 import org.opendaylight.mdsal.binding.api.WriteTransaction;
  22 import org.opendaylight.mdsal.common.api.CommitInfo;
  23 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.config.sal.clustering.it.car.purchase.rev140818.CarPurchaseService;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.config.sal.clustering.it.people.rev140818.AddPersonInput;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.config.sal.clustering.it.people.rev140818.AddPersonOutput;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.config.sal.clustering.it.people.rev140818.AddPersonOutputBuilder;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.config.sal.clustering.it.people.rev140818.People;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.config.sal.clustering.it.people.rev140818.PeopleService;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.config.sal.clustering.it.people.rev140818.people.Person;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.config.sal.clustering.it.people.rev140818.people.PersonBuilder;
  32 import org.opendaylight.yangtools.concepts.ObjectRegistration;
  33 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  34 import org.opendaylight.yangtools.yang.common.RpcError;
  35 import org.opendaylight.yangtools.yang.common.RpcResult;
  36 import org.opendaylight.yangtools.yang.common.RpcResultBuilder;
  37 import org.slf4j.Logger;
  38 import org.slf4j.LoggerFactory;
  39
  40 public class PeopleProvider implements PeopleService, AutoCloseable {
  41
  42     private static final Logger LOG = LoggerFactory.getLogger(PeopleProvider.class);
  43
  44     private final Set<ObjectRegistration<?>> regs = new HashSet<>();
  45     private final DataBroker dataProvider;
  46     private final RpcProviderService rpcProviderService;
  47     private final CarPurchaseService rpcImplementation;
  48
  49     public PeopleProvider(final DataBroker dataProvider, final RpcProviderService rpcProviderService,
  50             final CarPurchaseService rpcImplementation) {
  51         this.dataProvider = requireNonNull(dataProvider);
  52         this.rpcProviderService = requireNonNull(rpcProviderService);
  53         this.rpcImplementation = requireNonNull(rpcImplementation);
  54     }
  55
  56     @Override
  57     public ListenableFuture<RpcResult<AddPersonOutput>> addPerson(final AddPersonInput input) {
  58         LOG.info("RPC addPerson : adding person [{}]", input);
  59
  60         PersonBuilder builder = new PersonBuilder(input);
  61         final Person person = builder.build();
  62         final SettableFuture<RpcResult<AddPersonOutput>> futureResult = SettableFuture.create();
  63
  64         // Each entry will be identifiable by a unique key, we have to create that identifier
  65         final InstanceIdentifier<Person> personId = InstanceIdentifier.builder(People.class)
  66                 .child(Person.class, person.key()).build();
  67         // Place entry in data store tree
  68         WriteTransaction tx = dataProvider.newWriteOnlyTransaction();
  69         tx.put(LogicalDatastoreType.CONFIGURATION, personId, person);
  70
  71         tx.commit().addCallback(new FutureCallback<CommitInfo>() {
  72             @Override
  73             public void onSuccess(final CommitInfo result) {
  74                 LOG.info("RPC addPerson : person added successfully [{}]", person);
  75                 regs.add(rpcProviderService.registerRpcImplementation(CarPurchaseService.class, rpcImplementation,
  76                     ImmutableSet.of(personId)));
  77                 LOG.info("RPC addPerson : routed rpc registered for instance ID [{}]", personId);
  78                 futureResult.set(RpcResultBuilder.success(new AddPersonOutputBuilder().build()).build());
  79             }
  80
  81             @Override
  82             public void onFailure(final Throwable ex) {
  83                 LOG.error("RPC addPerson : person addition failed [{}]", person, ex);
  84                 futureResult.set(RpcResultBuilder.<AddPersonOutput>failed()
  85                         .withError(RpcError.ErrorType.APPLICATION, ex.getMessage()).build());
  86             }
  87         }, MoreExecutors.directExecutor());
  88         return futureResult;
  89     }
  90
  91     @Override
  92     public void close() {
  93         regs.forEach(ObjectRegistration::close);
  94         regs.clear();
  95     }
  96 }