2 * Copyright (c) 2013 Cisco Systems, Inc. and others. All rights reserved.
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
8 package org.opendaylight.controller.sal.restconf.broker.impl;
11 import java.util.concurrent.ExecutionException;
12 import java.util.concurrent.Future;
14 import org.opendaylight.controller.sal.binding.api.data.DataBrokerService;
15 import org.opendaylight.controller.sal.binding.api.data.DataChangeListener;
16 import org.opendaylight.controller.sal.binding.api.data.DataModificationTransaction;
17 import org.opendaylight.controller.sal.restconf.broker.listeners.RemoteDataChangeNotificationListener;
18 import org.opendaylight.controller.sal.restconf.broker.tools.RemoteStreamTools;
19 import org.opendaylight.controller.sal.restconf.broker.transactions.RemoteDataModificationTransaction;
20 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.md.sal.remote.rev140114.BeginTransactionOutput;
21 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.md.sal.remote.rev140114.CreateDataChangeEventSubscriptionInputBuilder;
22 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.md.sal.remote.rev140114.CreateDataChangeEventSubscriptionOutput;
23 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.md.sal.remote.rev140114.SalRemoteService;
24 import org.opendaylight.yangtools.concepts.AbstractListenerRegistration;
25 import org.opendaylight.yangtools.concepts.ListenerRegistration;
26 import org.opendaylight.yangtools.restconf.client.api.RestconfClientContext;
27 import org.opendaylight.yangtools.restconf.client.api.event.EventStreamInfo;
28 import org.opendaylight.yangtools.restconf.client.api.event.ListenableEventStreamContext;
29 import org.opendaylight.yangtools.yang.binding.DataObject;
30 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
31 import org.opendaylight.yangtools.yang.common.RpcResult;
32 import org.slf4j.Logger;
33 import org.slf4j.LoggerFactory;
35 import com.google.common.base.Optional;
37 public class DataBrokerServiceImpl implements DataBrokerService {
39 private static final Logger logger = LoggerFactory.getLogger(DataBrokerServiceImpl.class.toString());
40 private final RestconfClientContext restconfClientContext;
41 private final SalRemoteService salRemoteService;
43 public DataBrokerServiceImpl(RestconfClientContext restconfClientContext) {
44 this.restconfClientContext = restconfClientContext;
45 this.salRemoteService = this.restconfClientContext.getRpcServiceContext(SalRemoteService.class).getRpcService();
49 public DataModificationTransaction beginTransaction() {
50 Future<RpcResult<BeginTransactionOutput>> rpcResultFuture = this.salRemoteService.beginTransaction();
51 //TODO finish yang model for proper remoteDataModificationTransaction setup
52 RemoteDataModificationTransaction remoteDataModificationTransaction = new RemoteDataModificationTransaction();
53 return remoteDataModificationTransaction;
57 public DataObject readConfigurationData(InstanceIdentifier<? extends DataObject> path) {
59 Optional<DataObject> optDataObject = (Optional<DataObject>) this.restconfClientContext.getConfigurationDatastore().readData(path).get();
60 if (optDataObject.isPresent()){
61 return optDataObject.get();
63 } catch (InterruptedException e) {
64 logger.trace("Reading configuration data interrupted {}",e);
65 } catch (ExecutionException e) {
66 logger.trace("Reading configuration execution exception {}",e);
68 throw new IllegalStateException("No data to return.");
72 public DataObject readOperationalData(InstanceIdentifier<? extends DataObject> path) {
74 Optional<DataObject> optDataObject = (Optional<DataObject>) this.restconfClientContext.getOperationalDatastore().readData(path).get();
75 if (optDataObject.isPresent()){
76 return optDataObject.get();
78 } catch (InterruptedException e) {
79 logger.trace("Reading configuration data interrupted {}",e);
80 } catch (ExecutionException e) {
81 logger.trace("Reading configuration execution exception {}",e);
83 throw new IllegalStateException("No data to return.");
86 public ListenerRegistration<DataChangeListener> registerDataChangeListener(InstanceIdentifier<? extends DataObject> path, DataChangeListener listener) {
87 CreateDataChangeEventSubscriptionInputBuilder inputBuilder = new CreateDataChangeEventSubscriptionInputBuilder();
88 Future<RpcResult<CreateDataChangeEventSubscriptionOutput>> rpcResultFuture = salRemoteService.createDataChangeEventSubscription(inputBuilder.setPath(path).build());
89 String streamName = "";
91 if (rpcResultFuture.get().isSuccessful()){
92 streamName = rpcResultFuture.get().getResult().getStreamName();
94 } catch (InterruptedException e) {
95 logger.trace("Interupted while getting rpc result due to {}",e);
96 } catch (ExecutionException e) {
97 logger.trace("Execution exception while getting rpc result due to {}",e);
99 final Map<String,EventStreamInfo> desiredEventStream = RemoteStreamTools.createEventStream(restconfClientContext,streamName);
100 ListenableEventStreamContext restConfListenableEventStreamContext = restconfClientContext.getEventStreamContext(desiredEventStream.get(streamName));
101 RemoteDataChangeNotificationListener remoteDataChangeNotificationListener = new RemoteDataChangeNotificationListener(listener);
102 final ListenerRegistration<?> reg = restConfListenableEventStreamContext.registerNotificationListener(remoteDataChangeNotificationListener);
103 return new AbstractListenerRegistration<DataChangeListener>(listener) {
105 protected void removeRegistration() {