package org.opendaylight.controller.clustering.it.provider;
+import com.google.common.base.Optional;
+import com.google.common.base.Preconditions;
import com.google.common.util.concurrent.Futures;
+import com.google.common.util.concurrent.ListenableFuture;
+import com.google.common.util.concurrent.SettableFuture;
+import java.io.PrintWriter;
+import java.io.StringWriter;
+import java.util.Collection;
+import java.util.Collections;
import java.util.HashMap;
import java.util.Map;
+import java.util.concurrent.ExecutionException;
import java.util.concurrent.Future;
+import javax.annotation.Nonnull;
+import org.opendaylight.controller.cluster.sharding.DistributedShardFactory;
import org.opendaylight.controller.clustering.it.provider.impl.FlappingSingletonService;
import org.opendaylight.controller.clustering.it.provider.impl.GetConstantService;
+import org.opendaylight.controller.clustering.it.provider.impl.IdIntsDOMDataTreeLIstener;
+import org.opendaylight.controller.clustering.it.provider.impl.IdIntsListener;
+import org.opendaylight.controller.clustering.it.provider.impl.PrefixLeaderHandler;
+import org.opendaylight.controller.clustering.it.provider.impl.PrefixShardHandler;
+import org.opendaylight.controller.clustering.it.provider.impl.ProduceTransactionsHandler;
+import org.opendaylight.controller.clustering.it.provider.impl.PublishNotificationsTask;
import org.opendaylight.controller.clustering.it.provider.impl.RoutedGetConstantService;
import org.opendaylight.controller.clustering.it.provider.impl.SingletonGetConstantService;
-import org.opendaylight.controller.md.sal.binding.impl.BindingToNormalizedNodeCodec;
-import org.opendaylight.controller.md.sal.binding.impl.BindingToNormalizedNodeCodecFactory;
+import org.opendaylight.controller.clustering.it.provider.impl.WriteTransactionsHandler;
+import org.opendaylight.controller.clustering.it.provider.impl.YnlListener;
+import org.opendaylight.controller.md.sal.binding.api.NotificationPublishService;
+import org.opendaylight.controller.md.sal.binding.api.NotificationService;
+import org.opendaylight.controller.md.sal.common.api.data.ReadFailedException;
+import org.opendaylight.controller.md.sal.dom.api.DOMDataBroker;
+import org.opendaylight.controller.md.sal.dom.api.DOMDataReadOnlyTransaction;
+import org.opendaylight.controller.md.sal.dom.api.DOMDataTreeChangeListener;
+import org.opendaylight.controller.md.sal.dom.api.DOMDataTreeChangeService;
import org.opendaylight.controller.md.sal.dom.api.DOMRpcImplementationRegistration;
import org.opendaylight.controller.md.sal.dom.api.DOMRpcProviderService;
import org.opendaylight.controller.sal.binding.api.BindingAwareBroker;
import org.opendaylight.controller.sal.binding.api.RpcProviderRegistry;
import org.opendaylight.controller.sal.core.api.model.SchemaService;
import org.opendaylight.mdsal.binding.dom.codec.api.BindingNormalizedNodeSerializer;
-import org.opendaylight.mdsal.binding.generator.impl.GeneratedClassLoadingStrategy;
+import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
+import org.opendaylight.mdsal.dom.api.DOMDataTreeIdentifier;
+import org.opendaylight.mdsal.dom.api.DOMDataTreeListener;
+import org.opendaylight.mdsal.dom.api.DOMDataTreeListeningException;
+import org.opendaylight.mdsal.dom.api.DOMDataTreeLoopException;
+import org.opendaylight.mdsal.dom.api.DOMDataTreeService;
import org.opendaylight.mdsal.singleton.common.api.ClusterSingletonServiceProvider;
import org.opendaylight.mdsal.singleton.common.api.ClusterSingletonServiceRegistration;
import org.opendaylight.yang.gen.v1.tag.opendaylight.org._2017.controller.yang.lowlevel.control.rev170215.AddShardReplicaInput;
-import org.opendaylight.yang.gen.v1.tag.opendaylight.org._2017.controller.yang.lowlevel.control.rev170215.BecomeModuleLeaderInput;
import org.opendaylight.yang.gen.v1.tag.opendaylight.org._2017.controller.yang.lowlevel.control.rev170215.BecomePrefixLeaderInput;
+import org.opendaylight.yang.gen.v1.tag.opendaylight.org._2017.controller.yang.lowlevel.control.rev170215.CheckPublishNotificationsInput;
+import org.opendaylight.yang.gen.v1.tag.opendaylight.org._2017.controller.yang.lowlevel.control.rev170215.CheckPublishNotificationsOutput;
+import org.opendaylight.yang.gen.v1.tag.opendaylight.org._2017.controller.yang.lowlevel.control.rev170215.CheckPublishNotificationsOutputBuilder;
+import org.opendaylight.yang.gen.v1.tag.opendaylight.org._2017.controller.yang.lowlevel.control.rev170215.CreatePrefixShardInput;
import org.opendaylight.yang.gen.v1.tag.opendaylight.org._2017.controller.yang.lowlevel.control.rev170215.IsClientAbortedOutput;
import org.opendaylight.yang.gen.v1.tag.opendaylight.org._2017.controller.yang.lowlevel.control.rev170215.OdlMdsalLowlevelControlService;
import org.opendaylight.yang.gen.v1.tag.opendaylight.org._2017.controller.yang.lowlevel.control.rev170215.ProduceTransactionsInput;
-import org.opendaylight.yang.gen.v1.tag.opendaylight.org._2017.controller.yang.lowlevel.control.rev170215.PublishNotificationsInput;
+import org.opendaylight.yang.gen.v1.tag.opendaylight.org._2017.controller.yang.lowlevel.control.rev170215.ProduceTransactionsOutput;
import org.opendaylight.yang.gen.v1.tag.opendaylight.org._2017.controller.yang.lowlevel.control.rev170215.RegisterBoundConstantInput;
import org.opendaylight.yang.gen.v1.tag.opendaylight.org._2017.controller.yang.lowlevel.control.rev170215.RegisterConstantInput;
import org.opendaylight.yang.gen.v1.tag.opendaylight.org._2017.controller.yang.lowlevel.control.rev170215.RegisterDefaultConstantInput;
import org.opendaylight.yang.gen.v1.tag.opendaylight.org._2017.controller.yang.lowlevel.control.rev170215.RegisterSingletonConstantInput;
+import org.opendaylight.yang.gen.v1.tag.opendaylight.org._2017.controller.yang.lowlevel.control.rev170215.RemovePrefixShardInput;
import org.opendaylight.yang.gen.v1.tag.opendaylight.org._2017.controller.yang.lowlevel.control.rev170215.RemoveShardReplicaInput;
+import org.opendaylight.yang.gen.v1.tag.opendaylight.org._2017.controller.yang.lowlevel.control.rev170215.StartPublishNotificationsInput;
import org.opendaylight.yang.gen.v1.tag.opendaylight.org._2017.controller.yang.lowlevel.control.rev170215.SubscribeYnlInput;
import org.opendaylight.yang.gen.v1.tag.opendaylight.org._2017.controller.yang.lowlevel.control.rev170215.UnregisterBoundConstantInput;
import org.opendaylight.yang.gen.v1.tag.opendaylight.org._2017.controller.yang.lowlevel.control.rev170215.UnregisterFlappingSingletonOutput;
import org.opendaylight.yang.gen.v1.tag.opendaylight.org._2017.controller.yang.lowlevel.control.rev170215.UnregisterFlappingSingletonOutputBuilder;
import org.opendaylight.yang.gen.v1.tag.opendaylight.org._2017.controller.yang.lowlevel.control.rev170215.UnsubscribeDdtlOutput;
+import org.opendaylight.yang.gen.v1.tag.opendaylight.org._2017.controller.yang.lowlevel.control.rev170215.UnsubscribeDdtlOutputBuilder;
import org.opendaylight.yang.gen.v1.tag.opendaylight.org._2017.controller.yang.lowlevel.control.rev170215.UnsubscribeDtclOutput;
+import org.opendaylight.yang.gen.v1.tag.opendaylight.org._2017.controller.yang.lowlevel.control.rev170215.UnsubscribeDtclOutputBuilder;
import org.opendaylight.yang.gen.v1.tag.opendaylight.org._2017.controller.yang.lowlevel.control.rev170215.UnsubscribeYnlInput;
import org.opendaylight.yang.gen.v1.tag.opendaylight.org._2017.controller.yang.lowlevel.control.rev170215.UnsubscribeYnlOutput;
import org.opendaylight.yang.gen.v1.tag.opendaylight.org._2017.controller.yang.lowlevel.control.rev170215.WriteTransactionsInput;
+import org.opendaylight.yang.gen.v1.tag.opendaylight.org._2017.controller.yang.lowlevel.control.rev170215.WriteTransactionsOutput;
import org.opendaylight.yangtools.concepts.ListenerRegistration;
import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
import org.opendaylight.yangtools.yang.common.RpcError;
import org.opendaylight.yangtools.yang.common.RpcError.ErrorType;
import org.opendaylight.yangtools.yang.common.RpcResult;
import org.opendaylight.yangtools.yang.common.RpcResultBuilder;
-import org.opendaylight.yangtools.yang.model.api.SchemaContextListener;
+import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
+import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeCandidate;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class MdsalLowLevelTestProvider implements OdlMdsalLowlevelControlService {
private static final Logger LOG = LoggerFactory.getLogger(MdsalLowLevelTestProvider.class);
+ private static final org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType CONTROLLER_CONFIG =
+ org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType.CONFIGURATION;
private final RpcProviderRegistry rpcRegistry;
private final BindingAwareBroker.RpcRegistration<OdlMdsalLowlevelControlService> registration;
+ private final DistributedShardFactory distributedShardFactory;
+ private final DOMDataTreeService domDataTreeService;
private final BindingNormalizedNodeSerializer bindingNormalizedNodeSerializer;
+ private final DOMDataBroker domDataBroker;
+ private final NotificationPublishService notificationPublishService;
+ private final NotificationService notificationService;
private final SchemaService schemaService;
private final ClusterSingletonServiceProvider singletonService;
private final DOMRpcProviderService domRpcService;
+ private final PrefixLeaderHandler prefixLeaderHandler;
+ private final PrefixShardHandler prefixShardHandler;
+ private final DOMDataTreeChangeService domDataTreeChangeService;
private Map<InstanceIdentifier<?>, DOMRpcImplementationRegistration<RoutedGetConstantService>> routedRegistrations =
new HashMap<>();
+ private Map<String, ListenerRegistration<YnlListener>> ynlRegistrations = new HashMap<>();
+
private DOMRpcImplementationRegistration<GetConstantService> globalGetConstantRegistration = null;
private ClusterSingletonServiceRegistration getSingletonConstantRegistration;
private FlappingSingletonService flappingSingletonService;
+ private ListenerRegistration<DOMDataTreeChangeListener> dtclReg;
+ private IdIntsListener idIntsListener;
+ private Map<String, PublishNotificationsTask> publishNotificationsTasks = new HashMap<>();
+ private ListenerRegistration<IdIntsDOMDataTreeLIstener> ddtlReg;
+ private IdIntsDOMDataTreeLIstener idIntsDdtl;
+
+
public MdsalLowLevelTestProvider(final RpcProviderRegistry rpcRegistry,
final DOMRpcProviderService domRpcService,
final ClusterSingletonServiceProvider singletonService,
final SchemaService schemaService,
- final BindingNormalizedNodeSerializer bindingNormalizedNodeSerializer) {
+ final BindingNormalizedNodeSerializer bindingNormalizedNodeSerializer,
+ final NotificationPublishService notificationPublishService,
+ final NotificationService notificationService,
+ final DOMDataBroker domDataBroker,
+ final DOMDataTreeService domDataTreeService,
+ final DistributedShardFactory distributedShardFactory) {
this.rpcRegistry = rpcRegistry;
this.domRpcService = domRpcService;
this.singletonService = singletonService;
this.schemaService = schemaService;
this.bindingNormalizedNodeSerializer = bindingNormalizedNodeSerializer;
+ this.notificationPublishService = notificationPublishService;
+ this.notificationService = notificationService;
+ this.domDataBroker = domDataBroker;
+ this.domDataTreeService = domDataTreeService;
+ this.distributedShardFactory = distributedShardFactory;
+ this.prefixLeaderHandler = new PrefixLeaderHandler(domDataTreeService, bindingNormalizedNodeSerializer);
+
+ domDataTreeChangeService =
+ (DOMDataTreeChangeService) domDataBroker.getSupportedExtensions().get(DOMDataTreeChangeService.class);
registration = rpcRegistry.addRpcImplementation(OdlMdsalLowlevelControlService.class, this);
+
+ prefixShardHandler = new PrefixShardHandler(distributedShardFactory, bindingNormalizedNodeSerializer);
}
@Override
}
@Override
- public Future<RpcResult<Void>> publishNotifications(PublishNotificationsInput input) {
- return null;
+ public Future<RpcResult<Void>> startPublishNotifications(final StartPublishNotificationsInput input) {
+ LOG.debug("publish-notifications, input: {}", input);
+
+ final PublishNotificationsTask task = new PublishNotificationsTask(notificationPublishService, input.getId(),
+ input.getSeconds(), input.getNotificationsPerSecond());
+
+ publishNotificationsTasks.put(input.getId(), task);
+
+ task.start();
+
+ return Futures.immediateFuture(RpcResultBuilder.<Void>success().build());
}
@Override
public Future<RpcResult<Void>> subscribeDtcl() {
- return null;
+
+ if (dtclReg != null) {
+ final RpcError error = RpcResultBuilder.newError(ErrorType.RPC, "Registration present.",
+ "There is already dataTreeChangeListener registered on id-ints list.");
+ return Futures.immediateFuture(RpcResultBuilder.<Void>failed().withRpcError(error).build());
+ }
+
+ idIntsListener = new IdIntsListener();
+
+ dtclReg = domDataTreeChangeService
+ .registerDataTreeChangeListener(
+ new org.opendaylight.controller.md.sal.dom.api.DOMDataTreeIdentifier(
+ CONTROLLER_CONFIG, WriteTransactionsHandler.ID_INTS_YID),
+ idIntsListener);
+
+ return Futures.immediateFuture(RpcResultBuilder.<Void>success().build());
}
@Override
- public Future<RpcResult<Void>> writeTransactions(WriteTransactionsInput input) {
- return null;
+ public Future<RpcResult<WriteTransactionsOutput>> writeTransactions(final WriteTransactionsInput input) {
+ LOG.debug("write-transactions, input: {}", input);
+
+ final WriteTransactionsHandler writeTransactionsHandler = new WriteTransactionsHandler(domDataBroker, input);
+
+ final SettableFuture<RpcResult<WriteTransactionsOutput>> settableFuture = SettableFuture.create();
+ writeTransactionsHandler.start(settableFuture);
+
+ return settableFuture;
}
@Override
}
@Override
- public Future<RpcResult<Void>> becomeModuleLeader(BecomeModuleLeaderInput input) {
+ public Future<RpcResult<Void>> removeShardReplica(RemoveShardReplicaInput input) {
return null;
}
@Override
- public Future<RpcResult<Void>> removeShardReplica(RemoveShardReplicaInput input) {
- return null;
+ public Future<RpcResult<Void>> subscribeYnl(final SubscribeYnlInput input) {
+
+ LOG.debug("subscribe-ynl, input: {}", input);
+
+ if (ynlRegistrations.containsKey(input.getId())) {
+ final RpcError error = RpcResultBuilder.newError(ErrorType.RPC, "Registration present.",
+ "There is already ynl listener registered for this id: " + input.getId());
+ return Futures.immediateFuture(RpcResultBuilder.<Void>failed().withRpcError(error).build());
+ }
+
+ ynlRegistrations.put(input.getId(),
+ notificationService.registerNotificationListener(new YnlListener(input.getId())));
+
+ return Futures.immediateFuture(RpcResultBuilder.<Void>success().build());
}
@Override
- public Future<RpcResult<Void>> subscribeYnl(SubscribeYnlInput input) {
- return null;
+ public Future<RpcResult<Void>> removePrefixShard(final RemovePrefixShardInput input) {
+ LOG.debug("remove-prefix-shard, input: {}", input);
+
+ return prefixShardHandler.onRemovePrefixShard(input);
}
@Override
- public Future<RpcResult<Void>> becomePrefixLeader(BecomePrefixLeaderInput input) {
- return null;
+ public Future<RpcResult<Void>> becomePrefixLeader(final BecomePrefixLeaderInput input) {
+ LOG.debug("become-prefix-leader, input: {}", input);
+
+ return prefixLeaderHandler.makeLeaderLocal(input);
}
@Override
@Override
public Future<RpcResult<Void>> subscribeDdtl() {
- return null;
+
+ if (ddtlReg != null) {
+ final RpcError error = RpcResultBuilder.newError(ErrorType.RPC, "Registration present.",
+ "There is already dataTreeChangeListener registered on id-ints list.");
+ return Futures.immediateFuture(RpcResultBuilder.<Void>failed().withRpcError(error).build());
+ }
+
+ idIntsDdtl = new IdIntsDOMDataTreeLIstener();
+
+ try {
+ ddtlReg =
+ domDataTreeService.registerListener(idIntsDdtl,
+ Collections.singleton(new DOMDataTreeIdentifier(LogicalDatastoreType.CONFIGURATION,
+ ProduceTransactionsHandler.ID_INTS_YID))
+ , true, Collections.emptyList());
+ } catch (DOMDataTreeLoopException e) {
+ LOG.error("Failed to register DOMDataTreeListener.", e);
+
+ }
+
+ return Futures.immediateFuture(RpcResultBuilder.<Void>success().build());
}
@Override
@Override
public Future<RpcResult<UnsubscribeDtclOutput>> unsubscribeDtcl() {
- return null;
+ LOG.debug("Received unsubscribe-dtcl");
+
+ if (idIntsListener == null || dtclReg == null) {
+ final RpcError error = RpcResultBuilder.newError(
+ ErrorType.RPC, "Dtcl missing.", "No DataTreeChangeListener registered.");
+ return Futures.immediateFuture(RpcResultBuilder.<UnsubscribeDtclOutput>failed().withRpcError(error).build());
+ }
+
+ final DOMDataReadOnlyTransaction rTx = domDataBroker.newReadOnlyTransaction();
+ try {
+ if (dtclReg != null) {
+ dtclReg.close();
+ dtclReg = null;
+ }
+
+ final Optional<NormalizedNode<?, ?>> readResult =
+ rTx.read(CONTROLLER_CONFIG, WriteTransactionsHandler.ID_INTS_YID).checkedGet();
+
+ if (!readResult.isPresent()) {
+ final RpcError error = RpcResultBuilder.newError(
+ ErrorType.APPLICATION, "Final read empty.", "No data read from id-ints list.");
+ return Futures.immediateFuture(RpcResultBuilder.<UnsubscribeDtclOutput>failed()
+ .withRpcError(error).build());
+ }
+
+ return Futures.immediateFuture(
+ RpcResultBuilder.success(new UnsubscribeDtclOutputBuilder()
+ .setCopyMatches(idIntsListener.checkEqual(readResult.get()))).build());
+
+ } catch (final ReadFailedException e) {
+ final RpcError error = RpcResultBuilder.newError(
+ ErrorType.APPLICATION, "Read failed.", "Final read from id-ints failed.");
+ return Futures.immediateFuture(RpcResultBuilder.<UnsubscribeDtclOutput>failed()
+ .withRpcError(error).build());
+
+ }
+ }
+
+ @Override
+ public Future<RpcResult<Void>> createPrefixShard(final CreatePrefixShardInput input) {
+ LOG.debug("create-prefix-shard, input: {}", input);
+
+ return prefixShardHandler.onCreatePrefixShard(input);
}
@Override
}
@Override
- public Future<RpcResult<UnsubscribeYnlOutput>> unsubscribeYnl(UnsubscribeYnlInput input) {
- return null;
+ public Future<RpcResult<UnsubscribeYnlOutput>> unsubscribeYnl(final UnsubscribeYnlInput input) {
+ LOG.debug("Received unsubscribe-ynl, input: {}", input);
+
+ if (!ynlRegistrations.containsKey(input.getId())) {
+ final RpcError rpcError = RpcResultBuilder
+ .newError(ErrorType.APPLICATION, "missing-registration", "No ynl listener with this id registered.");
+ final RpcResult<UnsubscribeYnlOutput> result =
+ RpcResultBuilder.<UnsubscribeYnlOutput>failed().withRpcError(rpcError).build();
+ return Futures.immediateFuture(result);
+ }
+
+ final ListenerRegistration<YnlListener> registration = ynlRegistrations.remove(input.getId());
+ final UnsubscribeYnlOutput output = registration.getInstance().getOutput();
+
+ registration.close();
+
+ return Futures.immediateFuture(RpcResultBuilder.<UnsubscribeYnlOutput>success().withResult(output).build());
}
@Override
- public Future<RpcResult<Void>> produceTransactions(ProduceTransactionsInput input) {
- return null;
+ public Future<RpcResult<CheckPublishNotificationsOutput>> checkPublishNotifications(
+ final CheckPublishNotificationsInput input) {
+
+ final PublishNotificationsTask task = publishNotificationsTasks.get(input.getId());
+
+ if (task == null) {
+ return Futures.immediateFuture(RpcResultBuilder.success(
+ new CheckPublishNotificationsOutputBuilder().setActive(false)).build());
+ }
+
+ final CheckPublishNotificationsOutputBuilder checkPublishNotificationsOutputBuilder =
+ new CheckPublishNotificationsOutputBuilder().setActive(!task.isFinished());
+
+ if (task.getLastError() != null) {
+ final StringWriter sw = new StringWriter();
+ final PrintWriter pw = new PrintWriter(sw);
+ task.getLastError().printStackTrace(pw);
+ checkPublishNotificationsOutputBuilder.setLastError(task.getLastError().toString() + sw.toString());
+ }
+
+ final CheckPublishNotificationsOutput output =
+ checkPublishNotificationsOutputBuilder.setPublishCount(task.getCurrentNotif()).build();
+
+ return Futures.immediateFuture(RpcResultBuilder.success(output).build());
+ }
+
+ @Override
+ public Future<RpcResult<ProduceTransactionsOutput>> produceTransactions(final ProduceTransactionsInput input) {
+ LOG.debug("producer-transactions, input: {}", input);
+
+ final ProduceTransactionsHandler handler =
+ new ProduceTransactionsHandler(domDataTreeService, input);
+
+ final SettableFuture<RpcResult<ProduceTransactionsOutput>> settableFuture = SettableFuture.create();
+ handler.start(settableFuture);
+
+ return settableFuture;
}
@Override
@Override
public Future<RpcResult<UnsubscribeDdtlOutput>> unsubscribeDdtl() {
- return null;
+ LOG.debug("Received unsubscribe-ddtl.");
+
+ if (idIntsDdtl == null || ddtlReg == null) {
+ final RpcError error = RpcResultBuilder.newError(
+ ErrorType.RPC, "Ddtl missing.", "No DOMDataTreeListener registered.");
+ return Futures.immediateFuture(RpcResultBuilder.<UnsubscribeDdtlOutput>failed().withRpcError(error).build());
+ }
+
+ ddtlReg.close();
+ ddtlReg = null;
+
+ final ReadListener readListener = new ReadListener();
+ try {
+ final ListenerRegistration<ReadListener> registration = domDataTreeService.registerListener(readListener,
+ Collections.singleton(new DOMDataTreeIdentifier(LogicalDatastoreType.CONFIGURATION,
+ ProduceTransactionsHandler.ID_INTS_YID))
+ , true, Collections.emptyList());
+
+ final DataTreeCandidate dataTreeCandidate = readListener.getFirstNotif().get();
+ registration.close();
+
+ if (!dataTreeCandidate.getRootNode().getDataAfter().isPresent()) {
+ final RpcError error = RpcResultBuilder.newError(
+ ErrorType.APPLICATION, "Final read empty.", "No data read from id-ints list.");
+ return Futures.immediateFuture(RpcResultBuilder.<UnsubscribeDdtlOutput>failed()
+ .withRpcError(error).build());
+ }
+
+ final NormalizedNode<?, ?> lastRead = dataTreeCandidate.getRootNode().getDataAfter().get();
+
+ return Futures.immediateFuture(
+ RpcResultBuilder.success(new UnsubscribeDdtlOutputBuilder()
+ .setCopyMatches(idIntsDdtl.checkEqual(lastRead))).build());
+
+
+ } catch (final DOMDataTreeLoopException | InterruptedException | ExecutionException e) {
+ LOG.error("Unable to read data to verify ddtl data.", e);
+ final RpcError error = RpcResultBuilder.newError(
+ ErrorType.APPLICATION, "Read failed.", "Final read from id-ints failed.");
+ return Futures.immediateFuture(RpcResultBuilder.<UnsubscribeDdtlOutput>failed()
+ .withRpcError(error).build());
+ }
+ }
+
+ private static class ReadListener implements DOMDataTreeListener {
+
+ private Collection<DataTreeCandidate> changes = null;
+ private SettableFuture<DataTreeCandidate> readFuture;
+
+ @Override
+ public synchronized void onDataTreeChanged(@Nonnull final Collection<DataTreeCandidate> changes,
+ @Nonnull final Map<DOMDataTreeIdentifier, NormalizedNode<?, ?>> subtrees) {
+ Preconditions.checkArgument(changes.size() == 1);
+
+ if (this.changes == null) {
+ this.changes = changes;
+
+ readFuture.set(changes.iterator().next());
+ }
+ }
+
+ @Override
+ public void onDataTreeFailed(@Nonnull final Collection<DOMDataTreeListeningException> causes) {
+ LOG.error("Read Listener failed. {}", causes);
+ }
+
+ public synchronized ListenableFuture<DataTreeCandidate> getFirstNotif() {
+ if (changes != null) {
+ return Futures.immediateFuture(changes.iterator().next());
+ }
+
+ readFuture = SettableFuture.create();
+ return readFuture;
+ }
}
}
Code Review / controller.git / blobdiff