*/
package org.opendaylight.mdsal.dom.broker;
+import static com.google.common.base.Verify.verifyNotNull;
+import static java.util.Objects.requireNonNull;
+
+import com.google.common.annotations.VisibleForTesting;
+import com.google.common.collect.ClassToInstanceMap;
import com.google.common.collect.Collections2;
+import com.google.common.collect.ImmutableClassToInstanceMap;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.ImmutableList.Builder;
import com.google.common.collect.ImmutableSet;
-import com.google.common.util.concurrent.CheckedFuture;
+import com.google.common.collect.MapDifference;
+import com.google.common.collect.MapDifference.ValueDifference;
+import com.google.common.collect.Maps;
+import com.google.common.collect.Sets;
+import com.google.common.util.concurrent.Futures;
+import com.google.common.util.concurrent.ListenableFuture;
import com.google.common.util.concurrent.ThreadFactoryBuilder;
+import edu.umd.cs.findbugs.annotations.SuppressFBWarnings;
+import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
+import java.util.HashSet;
+import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
+import java.util.Optional;
import java.util.Set;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.ThreadFactory;
-import javax.annotation.concurrent.GuardedBy;
+import org.checkerframework.checker.lock.qual.GuardedBy;
+import org.eclipse.jdt.annotation.NonNullByDefault;
+import org.opendaylight.mdsal.dom.api.DOMActionAvailabilityExtension;
+import org.opendaylight.mdsal.dom.api.DOMActionAvailabilityExtension.AvailabilityListener;
+import org.opendaylight.mdsal.dom.api.DOMActionImplementation;
+import org.opendaylight.mdsal.dom.api.DOMActionInstance;
+import org.opendaylight.mdsal.dom.api.DOMActionNotAvailableException;
+import org.opendaylight.mdsal.dom.api.DOMActionProviderService;
+import org.opendaylight.mdsal.dom.api.DOMActionProviderServiceExtension;
+import org.opendaylight.mdsal.dom.api.DOMActionResult;
+import org.opendaylight.mdsal.dom.api.DOMActionService;
+import org.opendaylight.mdsal.dom.api.DOMActionServiceExtension;
+import org.opendaylight.mdsal.dom.api.DOMDataTreeIdentifier;
import org.opendaylight.mdsal.dom.api.DOMRpcAvailabilityListener;
-import org.opendaylight.mdsal.dom.api.DOMRpcException;
import org.opendaylight.mdsal.dom.api.DOMRpcIdentifier;
import org.opendaylight.mdsal.dom.api.DOMRpcImplementation;
+import org.opendaylight.mdsal.dom.api.DOMRpcImplementationNotAvailableException;
import org.opendaylight.mdsal.dom.api.DOMRpcImplementationRegistration;
import org.opendaylight.mdsal.dom.api.DOMRpcProviderService;
import org.opendaylight.mdsal.dom.api.DOMRpcResult;
import org.opendaylight.mdsal.dom.api.DOMRpcService;
+import org.opendaylight.mdsal.dom.api.DOMSchemaService;
import org.opendaylight.mdsal.dom.spi.AbstractDOMRpcImplementationRegistration;
import org.opendaylight.yangtools.concepts.AbstractListenerRegistration;
+import org.opendaylight.yangtools.concepts.AbstractObjectRegistration;
+import org.opendaylight.yangtools.concepts.AbstractRegistration;
import org.opendaylight.yangtools.concepts.ListenerRegistration;
+import org.opendaylight.yangtools.concepts.ObjectRegistration;
import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
+import org.opendaylight.yangtools.yang.data.api.schema.ContainerNode;
import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
+import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNodes;
import org.opendaylight.yangtools.yang.model.api.SchemaContext;
import org.opendaylight.yangtools.yang.model.api.SchemaContextListener;
import org.opendaylight.yangtools.yang.model.api.SchemaPath;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
-public final class DOMRpcRouter implements AutoCloseable, DOMRpcService, DOMRpcProviderService, SchemaContextListener {
+public final class DOMRpcRouter extends AbstractRegistration implements SchemaContextListener {
private static final ThreadFactory THREAD_FACTORY = new ThreadFactoryBuilder().setNameFormat(
"DOMRpcRouter-listener-%s").setDaemon(true).build();
+
private final ExecutorService listenerNotifier = Executors.newSingleThreadExecutor(THREAD_FACTORY);
+ private final DOMActionProviderService actionProviderService = new ActionProviderServiceFacade();
+ private final DOMActionService actionService = new ActionServiceFacade();
+ private final DOMRpcProviderService rpcProviderService = new RpcProviderServiceFacade();
+ private final DOMRpcService rpcService = new RpcServiceFacade();
+
@GuardedBy("this")
- private Collection<ListenerRegistration<? extends DOMRpcAvailabilityListener>> listeners = Collections.emptyList();
+ private Collection<Registration<?>> listeners = Collections.emptyList();
+
+ @GuardedBy("this")
+ private Collection<ActionRegistration<?>> actionListeners = Collections.emptyList();
+
private volatile DOMRpcRoutingTable routingTable = DOMRpcRoutingTable.EMPTY;
- private static Collection<DOMRpcIdentifier> notPresentRpcs(final DOMRpcRoutingTable table,
- final Collection<DOMRpcIdentifier> candidates) {
- return ImmutableSet.copyOf(Collections2.filter(candidates, input -> !table.contains(input)));
+ private volatile DOMActionRoutingTable actionRoutingTable = DOMActionRoutingTable.EMPTY;
+
+ private ListenerRegistration<?> listenerRegistration;
+
+ public static DOMRpcRouter newInstance(final DOMSchemaService schemaService) {
+ final DOMRpcRouter rpcRouter = new DOMRpcRouter();
+ rpcRouter.listenerRegistration = schemaService.registerSchemaContextListener(rpcRouter);
+ return rpcRouter;
}
+ public DOMActionService getActionService() {
+ return actionService;
+ }
+
+ public DOMActionProviderService getActionProviderService() {
+ return actionProviderService;
+ }
+
+ public DOMRpcService getRpcService() {
+ return rpcService;
+ }
+
+ public DOMRpcProviderService getRpcProviderService() {
+ return rpcProviderService;
+ }
+
+ @SuppressFBWarnings(value = "UPM_UNCALLED_PRIVATE_METHOD",
+ justification = "https://github.com/spotbugs/spotbugs/issues/811")
private synchronized void removeRpcImplementation(final DOMRpcImplementation implementation,
final Set<DOMRpcIdentifier> rpcs) {
final DOMRpcRoutingTable oldTable = routingTable;
- final DOMRpcRoutingTable newTable = oldTable.remove(implementation, rpcs);
-
- final Collection<DOMRpcIdentifier> removedRpcs = notPresentRpcs(newTable, rpcs);
+ final DOMRpcRoutingTable newTable = (DOMRpcRoutingTable) oldTable.remove(implementation, rpcs);
routingTable = newTable;
- if (!removedRpcs.isEmpty()) {
- final Collection<ListenerRegistration<? extends DOMRpcAvailabilityListener>> capturedListeners = listeners;
- listenerNotifier.execute(() -> {
- for (final ListenerRegistration<? extends DOMRpcAvailabilityListener> l : capturedListeners) {
- // Need to ensure removed listeners do not get notified
- synchronized (DOMRpcRouter.this) {
- if (listeners.contains(l)) {
- l.getInstance().onRpcUnavailable(removedRpcs);
- }
- }
- }
- });
+
+ listenerNotifier.execute(() -> notifyRemoved(newTable, implementation));
+ }
+
+ @SuppressFBWarnings(value = "UPM_UNCALLED_PRIVATE_METHOD",
+ justification = "https://github.com/spotbugs/spotbugs/issues/811")
+ private synchronized void removeActionImplementation(final DOMActionImplementation implementation,
+ final Set<DOMActionInstance> actions) {
+ final DOMActionRoutingTable oldTable = actionRoutingTable;
+ final DOMActionRoutingTable newTable = (DOMActionRoutingTable) oldTable.remove(implementation, actions);
+ actionRoutingTable = newTable;
+
+ listenerNotifier.execute(() -> notifyActionChanged(newTable, implementation));
+ }
+
+ @SuppressFBWarnings(value = "UPM_UNCALLED_PRIVATE_METHOD",
+ justification = "https://github.com/spotbugs/spotbugs/issues/811")
+ private synchronized void removeListener(final ListenerRegistration<? extends DOMRpcAvailabilityListener> reg) {
+ listeners = ImmutableList.copyOf(Collections2.filter(listeners, input -> !reg.equals(input)));
+ }
+
+ @SuppressFBWarnings(value = "UPM_UNCALLED_PRIVATE_METHOD",
+ justification = "https://github.com/spotbugs/spotbugs/issues/811")
+ private synchronized void removeActionListener(final ListenerRegistration<? extends AvailabilityListener> reg) {
+ actionListeners = ImmutableList.copyOf(Collections2.filter(actionListeners, input -> !reg.equals(input)));
+ }
+
+ @SuppressFBWarnings(value = "UPM_UNCALLED_PRIVATE_METHOD",
+ justification = "https://github.com/spotbugs/spotbugs/issues/811")
+ private synchronized void notifyAdded(final DOMRpcRoutingTable newTable, final DOMRpcImplementation impl) {
+ for (Registration<?> l : listeners) {
+ l.addRpc(newTable, impl);
}
}
- @Override
- public <T extends DOMRpcImplementation> DOMRpcImplementationRegistration<T> registerRpcImplementation(
- final T implementation, final DOMRpcIdentifier... rpcs) {
- return registerRpcImplementation(implementation, ImmutableSet.copyOf(rpcs));
+ private synchronized void notifyRemoved(final DOMRpcRoutingTable newTable, final DOMRpcImplementation impl) {
+ for (Registration<?> l : listeners) {
+ l.removeRpc(newTable, impl);
+ }
+ }
+
+ private synchronized void notifyActionChanged(final DOMActionRoutingTable newTable,
+ final DOMActionImplementation impl) {
+ for (ActionRegistration<?> l : actionListeners) {
+ l.actionChanged(newTable, impl);
+ }
}
@Override
- public synchronized <T extends DOMRpcImplementation> DOMRpcImplementationRegistration<T>
- registerRpcImplementation(final T implementation, final Set<DOMRpcIdentifier> rpcs) {
+ public synchronized void onGlobalContextUpdated(final SchemaContext context) {
final DOMRpcRoutingTable oldTable = routingTable;
- final DOMRpcRoutingTable newTable = oldTable.add(implementation, rpcs);
-
- final Collection<DOMRpcIdentifier> addedRpcs = notPresentRpcs(oldTable, rpcs);
+ final DOMRpcRoutingTable newTable = (DOMRpcRoutingTable) oldTable.setSchemaContext(context);
routingTable = newTable;
- if (!addedRpcs.isEmpty()) {
- final Collection<ListenerRegistration<? extends DOMRpcAvailabilityListener>> capturedListeners = listeners;
- listenerNotifier.execute(() -> {
- for (final ListenerRegistration<? extends DOMRpcAvailabilityListener> l : capturedListeners) {
- // Need to ensure removed listeners do not get notified
- synchronized (DOMRpcRouter.this) {
- if (listeners.contains(l)) {
- l.getInstance().onRpcAvailable(addedRpcs);
- }
- }
+ final DOMActionRoutingTable oldActionTable = actionRoutingTable;
+ final DOMActionRoutingTable newActionTable = (DOMActionRoutingTable) oldActionTable.setSchemaContext(context);
+ actionRoutingTable = newActionTable;
+ }
+
+ @Override
+ protected void removeRegistration() {
+ if (listenerRegistration != null) {
+ listenerRegistration.close();
+ listenerRegistration = null;
+ }
+ listenerNotifier.shutdown();
+ }
+
+ @VisibleForTesting
+ synchronized Collection<?> listeners() {
+ return listeners;
+ }
+
+ @VisibleForTesting
+ DOMRpcRoutingTable routingTable() {
+ return routingTable;
+ }
+
+ private static final class Registration<T extends DOMRpcAvailabilityListener>
+ extends AbstractListenerRegistration<T> {
+
+ private Map<SchemaPath, Set<YangInstanceIdentifier>> prevRpcs;
+ private DOMRpcRouter router;
+
+ Registration(final DOMRpcRouter router, final T listener,
+ final Map<SchemaPath, Set<YangInstanceIdentifier>> rpcs) {
+ super(listener);
+ this.router = requireNonNull(router);
+ this.prevRpcs = requireNonNull(rpcs);
+ }
+
+ @Override
+ protected void removeRegistration() {
+ router.removeListener(this);
+ router = null;
+ }
+
+ void initialTable() {
+ final Collection<DOMRpcIdentifier> added = new ArrayList<>();
+ for (Entry<SchemaPath, Set<YangInstanceIdentifier>> e : prevRpcs.entrySet()) {
+ added.addAll(Collections2.transform(e.getValue(), i -> DOMRpcIdentifier.create(e.getKey(), i)));
+ }
+ if (!added.isEmpty()) {
+ getInstance().onRpcAvailable(added);
+ }
+ }
+
+ void addRpc(final DOMRpcRoutingTable newTable, final DOMRpcImplementation impl) {
+ final T l = getInstance();
+ if (!l.acceptsImplementation(impl)) {
+ return;
+ }
+
+ final Map<SchemaPath, Set<YangInstanceIdentifier>> rpcs = verifyNotNull(newTable.getOperations(l));
+ final MapDifference<SchemaPath, Set<YangInstanceIdentifier>> diff = Maps.difference(prevRpcs, rpcs);
+
+ final Collection<DOMRpcIdentifier> added = new ArrayList<>();
+ for (Entry<SchemaPath, Set<YangInstanceIdentifier>> e : diff.entriesOnlyOnRight().entrySet()) {
+ added.addAll(Collections2.transform(e.getValue(), i -> DOMRpcIdentifier.create(e.getKey(), i)));
+ }
+ for (Entry<SchemaPath, ValueDifference<Set<YangInstanceIdentifier>>> e :
+ diff.entriesDiffering().entrySet()) {
+ for (YangInstanceIdentifier i : Sets.difference(e.getValue().rightValue(), e.getValue().leftValue())) {
+ added.add(DOMRpcIdentifier.create(e.getKey(), i));
}
- });
+ }
+
+ prevRpcs = rpcs;
+ if (!added.isEmpty()) {
+ l.onRpcAvailable(added);
+ }
}
- return new AbstractDOMRpcImplementationRegistration<T>(implementation) {
- @Override
- protected void removeRegistration() {
- removeRpcImplementation(getInstance(), rpcs);
+ void removeRpc(final DOMRpcRoutingTable newTable, final DOMRpcImplementation impl) {
+ final T l = getInstance();
+ if (!l.acceptsImplementation(impl)) {
+ return;
+ }
+
+ final Map<SchemaPath, Set<YangInstanceIdentifier>> rpcs = verifyNotNull(newTable.getOperations(l));
+ final MapDifference<SchemaPath, Set<YangInstanceIdentifier>> diff = Maps.difference(prevRpcs, rpcs);
+
+ final Collection<DOMRpcIdentifier> removed = new ArrayList<>();
+ for (Entry<SchemaPath, Set<YangInstanceIdentifier>> e : diff.entriesOnlyOnLeft().entrySet()) {
+ removed.addAll(Collections2.transform(e.getValue(), i -> DOMRpcIdentifier.create(e.getKey(), i)));
+ }
+ for (Entry<SchemaPath, ValueDifference<Set<YangInstanceIdentifier>>> e :
+ diff.entriesDiffering().entrySet()) {
+ for (YangInstanceIdentifier i : Sets.difference(e.getValue().leftValue(), e.getValue().rightValue())) {
+ removed.add(DOMRpcIdentifier.create(e.getKey(), i));
+ }
+ }
+
+ prevRpcs = rpcs;
+ if (!removed.isEmpty()) {
+ l.onRpcUnavailable(removed);
}
- };
+ }
}
- @Override
- public CheckedFuture<DOMRpcResult, DOMRpcException> invokeRpc(final SchemaPath type,
- final NormalizedNode<?, ?> input) {
- return routingTable.invokeRpc(type, input);
+ private static final class ActionRegistration<T extends AvailabilityListener>
+ extends AbstractListenerRegistration<T> {
+
+ private Map<SchemaPath, Set<DOMDataTreeIdentifier>> prevActions;
+ private DOMRpcRouter router;
+
+ ActionRegistration(final DOMRpcRouter router, final T listener,
+ final Map<SchemaPath, Set<DOMDataTreeIdentifier>> actions) {
+ super(listener);
+ this.router = requireNonNull(router);
+ this.prevActions = requireNonNull(actions);
+ }
+
+ @Override
+ protected void removeRegistration() {
+ router.removeActionListener(this);
+ router = null;
+ }
+
+ void initialTable() {
+ final Collection<DOMActionInstance> added = new ArrayList<>();
+ for (Entry<SchemaPath, Set<DOMDataTreeIdentifier>> e : prevActions.entrySet()) {
+ added.addAll(Collections2.transform(e.getValue(), i -> DOMActionInstance.of(e.getKey(), i)));
+ }
+ if (!added.isEmpty()) {
+ getInstance().onActionsChanged(ImmutableSet.of(), ImmutableSet.copyOf(added));
+ }
+ }
+
+ void actionChanged(final DOMActionRoutingTable newTable, final DOMActionImplementation impl) {
+ final T l = getInstance();
+ if (!l.acceptsImplementation(impl)) {
+ return;
+ }
+
+ final Map<SchemaPath, Set<DOMDataTreeIdentifier>> actions = verifyNotNull(newTable.getOperations(l));
+ final MapDifference<SchemaPath, Set<DOMDataTreeIdentifier>> diff = Maps.difference(prevActions, actions);
+
+ final Set<DOMActionInstance> removed = new HashSet<>();
+ final Set<DOMActionInstance> added = new HashSet<>();
+
+ for (Entry<SchemaPath, Set<DOMDataTreeIdentifier>> e : diff.entriesOnlyOnLeft().entrySet()) {
+ removed.addAll(Collections2.transform(e.getValue(), i -> DOMActionInstance.of(e.getKey(), i)));
+ }
+
+ for (Entry<SchemaPath, Set<DOMDataTreeIdentifier>> e : diff.entriesOnlyOnRight().entrySet()) {
+ added.addAll(Collections2.transform(e.getValue(), i -> DOMActionInstance.of(e.getKey(), i)));
+ }
+
+ for (Entry<SchemaPath, ValueDifference<Set<DOMDataTreeIdentifier>>> e :
+ diff.entriesDiffering().entrySet()) {
+ for (DOMDataTreeIdentifier i : Sets.difference(e.getValue().leftValue(), e.getValue().rightValue())) {
+ removed.add(DOMActionInstance.of(e.getKey(), i));
+ }
+
+ for (DOMDataTreeIdentifier i : Sets.difference(e.getValue().rightValue(), e.getValue().leftValue())) {
+ added.add(DOMActionInstance.of(e.getKey(), i));
+ }
+ }
+
+ prevActions = actions;
+ if (!removed.isEmpty() || !added.isEmpty()) {
+ l.onActionsChanged(removed, added);
+ }
+ }
}
- private synchronized void removeListener(final ListenerRegistration<? extends DOMRpcAvailabilityListener> reg) {
- listeners = ImmutableList.copyOf(Collections2.filter(listeners, input -> !reg.equals(input)));
+ @NonNullByDefault
+ private final class ActionAvailabilityFacade implements DOMActionAvailabilityExtension {
+ @Override
+ public <T extends AvailabilityListener> ListenerRegistration<T> registerAvailabilityListener(final T listener) {
+ synchronized (DOMRpcRouter.this) {
+ final ActionRegistration<T> ret = new ActionRegistration<>(DOMRpcRouter.this,
+ listener, actionRoutingTable.getOperations(listener));
+ final Builder<ActionRegistration<?>> b = ImmutableList.builder();
+ b.addAll(actionListeners);
+ b.add(ret);
+ actionListeners = b.build();
+
+ listenerNotifier.execute(ret::initialTable);
+ return ret;
+ }
+ }
}
- @Override
- public synchronized <T extends DOMRpcAvailabilityListener> ListenerRegistration<T> registerRpcListener(
- final T listener) {
- final ListenerRegistration<T> ret = new AbstractListenerRegistration<T>(listener) {
- @Override
- protected void removeRegistration() {
- removeListener(this);
+ @NonNullByDefault
+ private final class ActionServiceFacade implements DOMActionService {
+ private final ClassToInstanceMap<DOMActionServiceExtension> extensions = ImmutableClassToInstanceMap.of(
+ DOMActionAvailabilityExtension.class, new ActionAvailabilityFacade());
+
+ @Override
+ public ClassToInstanceMap<DOMActionServiceExtension> getExtensions() {
+ return extensions;
+ }
+
+ @Override
+ public ListenableFuture<? extends DOMActionResult> invokeAction(final SchemaPath type,
+ final DOMDataTreeIdentifier path, final ContainerNode input) {
+ final DOMActionRoutingTableEntry entry = (DOMActionRoutingTableEntry) actionRoutingTable.getEntry(type);
+ if (entry == null) {
+ return Futures.immediateFailedFuture(
+ new DOMActionNotAvailableException("No implementation of Action %s available", type));
}
- };
- final Builder<ListenerRegistration<? extends DOMRpcAvailabilityListener>> b = ImmutableList.builder();
- b.addAll(listeners);
- b.add(ret);
- listeners = b.build();
- final Map<SchemaPath, Set<YangInstanceIdentifier>> capturedRpcs = routingTable.getRpcs();
+ return OperationInvocation.invoke(entry, type, path, input);
+ }
+ }
+
+ @NonNullByDefault
+ private final class ActionProviderServiceFacade implements DOMActionProviderService {
+ @Override
+ public ClassToInstanceMap<DOMActionProviderServiceExtension> getExtensions() {
+ return ImmutableClassToInstanceMap.of();
+ }
+
+ @Override
+ public <T extends DOMActionImplementation> ObjectRegistration<T> registerActionImplementation(
+ final T implementation, final Set<DOMActionInstance> instances) {
+
+ synchronized (DOMRpcRouter.this) {
+ final DOMActionRoutingTable oldTable = actionRoutingTable;
+ final DOMActionRoutingTable newTable = (DOMActionRoutingTable) oldTable.add(implementation, instances);
+ actionRoutingTable = newTable;
- listenerNotifier.execute(() -> {
- for (final Entry<SchemaPath, Set<YangInstanceIdentifier>> e : capturedRpcs.entrySet()) {
- listener.onRpcAvailable(Collections2.transform(e.getValue(),
- input -> DOMRpcIdentifier.create(e.getKey(), input)));
+ listenerNotifier.execute(() -> notifyActionChanged(newTable, implementation));
}
- });
- return ret;
+ return new AbstractObjectRegistration<>(implementation) {
+ @Override
+ protected void removeRegistration() {
+ removeActionImplementation(getInstance(), instances);
+ }
+ };
+ }
}
- @Override
- public synchronized void onGlobalContextUpdated(final SchemaContext context) {
- final DOMRpcRoutingTable oldTable = routingTable;
- final DOMRpcRoutingTable newTable = oldTable.setSchemaContext(context);
- routingTable = newTable;
+ private final class RpcServiceFacade implements DOMRpcService {
+ @Override
+ public ListenableFuture<DOMRpcResult> invokeRpc(final SchemaPath type, final NormalizedNode<?, ?> input) {
+ final AbstractDOMRpcRoutingTableEntry entry = (AbstractDOMRpcRoutingTableEntry) routingTable.getEntry(type);
+ if (entry == null) {
+ return Futures.immediateFailedFuture(
+ new DOMRpcImplementationNotAvailableException("No implementation of RPC %s available", type));
+ }
+
+ return OperationInvocation.invoke(entry, input);
+ }
+
+ @Override
+ public <T extends DOMRpcAvailabilityListener> ListenerRegistration<T> registerRpcListener(final T listener) {
+ synchronized (DOMRpcRouter.this) {
+ final Registration<T> ret = new Registration<>(DOMRpcRouter.this, listener,
+ routingTable.getOperations(listener));
+ final Builder<Registration<?>> b = ImmutableList.builder();
+ b.addAll(listeners);
+ b.add(ret);
+ listeners = b.build();
+
+ listenerNotifier.execute(ret::initialTable);
+ return ret;
+ }
+ }
}
- @Override
- public void close() {
- listenerNotifier.shutdown();
+ private final class RpcProviderServiceFacade implements DOMRpcProviderService {
+ @Override
+ public <T extends DOMRpcImplementation> DOMRpcImplementationRegistration<T> registerRpcImplementation(
+ final T implementation, final DOMRpcIdentifier... rpcs) {
+ return registerRpcImplementation(implementation, ImmutableSet.copyOf(rpcs));
+ }
+
+ @Override
+ public <T extends DOMRpcImplementation> DOMRpcImplementationRegistration<T> registerRpcImplementation(
+ final T implementation, final Set<DOMRpcIdentifier> rpcs) {
+
+ synchronized (DOMRpcRouter.this) {
+ final DOMRpcRoutingTable oldTable = routingTable;
+ final DOMRpcRoutingTable newTable = (DOMRpcRoutingTable) oldTable.add(implementation, rpcs);
+ routingTable = newTable;
+
+ listenerNotifier.execute(() -> notifyAdded(newTable, implementation));
+ }
+
+ return new AbstractDOMRpcImplementationRegistration<>(implementation) {
+ @Override
+ protected void removeRegistration() {
+ removeRpcImplementation(getInstance(), rpcs);
+ }
+ };
+ }
}
+ static final class OperationInvocation {
+ private static final Logger LOG = LoggerFactory.getLogger(OperationInvocation.class);
+
+ static ListenableFuture<? extends DOMActionResult> invoke(final DOMActionRoutingTableEntry entry,
+ final SchemaPath type, final DOMDataTreeIdentifier path, final ContainerNode input) {
+ return entry.getImplementations(path).get(0).invokeAction(type, path, input);
+ }
+
+ static ListenableFuture<DOMRpcResult> invoke(final AbstractDOMRpcRoutingTableEntry entry,
+ final NormalizedNode<?, ?> input) {
+ if (entry instanceof UnknownDOMRpcRoutingTableEntry) {
+ return Futures.immediateFailedFuture(
+ new DOMRpcImplementationNotAvailableException("SchemaPath %s is not resolved to an RPC",
+ entry.getType()));
+ } else if (entry instanceof RoutedDOMRpcRoutingTableEntry) {
+ return invokeRoutedRpc((RoutedDOMRpcRoutingTableEntry) entry, input);
+ } else if (entry instanceof GlobalDOMRpcRoutingTableEntry) {
+ return invokeGlobalRpc((GlobalDOMRpcRoutingTableEntry) entry, input);
+ }
+
+ return Futures.immediateFailedFuture(
+ new DOMRpcImplementationNotAvailableException("Unsupported RPC entry."));
+ }
+
+ private static ListenableFuture<DOMRpcResult> invokeRoutedRpc(final RoutedDOMRpcRoutingTableEntry entry,
+ final NormalizedNode<?, ?> input) {
+ final Optional<NormalizedNode<?, ?>> maybeKey = NormalizedNodes.findNode(input,
+ entry.getRpcId().getContextReference());
+
+ // Routing key is present, attempt to deliver as a routed RPC
+ if (maybeKey.isPresent()) {
+ final NormalizedNode<?, ?> key = maybeKey.get();
+ final Object value = key.getValue();
+ if (value instanceof YangInstanceIdentifier) {
+ final YangInstanceIdentifier iid = (YangInstanceIdentifier) value;
+
+ // Find a DOMRpcImplementation for a specific iid
+ final List<DOMRpcImplementation> specificImpls = entry.getImplementations(iid);
+ if (specificImpls != null) {
+ return specificImpls.get(0)
+ .invokeRpc(DOMRpcIdentifier.create(entry.getType(), iid), input);
+ }
+
+ LOG.debug("No implementation for context {} found will now look for wildcard id", iid);
+
+ // Find a DOMRpcImplementation for a wild card. Usually remote-rpc-connector would register an
+ // implementation this way
+ final List<DOMRpcImplementation> mayBeRemoteImpls =
+ entry.getImplementations(YangInstanceIdentifier.empty());
+
+ if (mayBeRemoteImpls != null) {
+ return mayBeRemoteImpls.get(0)
+ .invokeRpc(DOMRpcIdentifier.create(entry.getType(), iid), input);
+ }
+
+ } else {
+ LOG.warn("Ignoring wrong context value {}", value);
+ }
+ }
+
+ final List<DOMRpcImplementation> impls = entry.getImplementations(null);
+ if (impls != null) {
+ return impls.get(0).invokeRpc(entry.getRpcId(), input);
+ }
+
+ return Futures.immediateFailedFuture(
+ new DOMRpcImplementationNotAvailableException("No implementation of RPC %s available",
+ entry.getType()));
+ }
+
+ private static ListenableFuture<DOMRpcResult> invokeGlobalRpc(final GlobalDOMRpcRoutingTableEntry entry,
+ final NormalizedNode<?, ?> input) {
+ return entry.getImplementations(YangInstanceIdentifier.empty()).get(0).invokeRpc(entry.getRpcId(), input);
+ }
+ }
}