Adopt odlparent-10.0.0/yangtools-8.0.0-SNAPSHOT
[mdsal.git] / dom / mdsal-dom-broker / src / main / java / org / opendaylight / mdsal / dom / broker / DOMRpcRouter.java
index 145059ca69f5ee5e1a23414cef33f26163c99be9..76323b059e7dc91f84f26275427d0469417b3c50 100644 (file)
@@ -7,30 +7,51 @@
  */
 package org.opendaylight.mdsal.dom.broker;
 
+import static com.google.common.base.Preconditions.checkArgument;
 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.ImmutableMap;
 import com.google.common.collect.ImmutableSet;
 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.FluentFuture;
+import com.google.common.util.concurrent.Futures;
+import com.google.common.util.concurrent.ListenableFuture;
 import com.google.common.util.concurrent.ThreadFactoryBuilder;
 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 javax.annotation.PreDestroy;
+import javax.inject.Inject;
+import javax.inject.Singleton;
+import org.checkerframework.checker.lock.qual.GuardedBy;
+import org.eclipse.jdt.annotation.NonNull;
+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.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.DOMRpcIdentifier;
 import org.opendaylight.mdsal.dom.api.DOMRpcImplementation;
@@ -42,40 +63,94 @@ 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.util.concurrent.FluentFutures;
+import org.opendaylight.yangtools.concepts.ObjectRegistration;
+import org.opendaylight.yangtools.yang.common.QName;
 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.model.api.SchemaContext;
-import org.opendaylight.yangtools.yang.model.api.SchemaContextListener;
-import org.opendaylight.yangtools.yang.model.api.SchemaPath;
-
-public final class DOMRpcRouter extends AbstractRegistration implements SchemaContextListener {
+import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNodes;
+import org.opendaylight.yangtools.yang.model.api.EffectiveModelContext;
+import org.opendaylight.yangtools.yang.model.api.EffectiveModelContextListener;
+import org.opendaylight.yangtools.yang.model.api.stmt.SchemaNodeIdentifier.Absolute;
+import org.osgi.service.component.annotations.Activate;
+import org.osgi.service.component.annotations.Component;
+import org.osgi.service.component.annotations.Deactivate;
+import org.osgi.service.component.annotations.Reference;
+import org.osgi.service.component.annotations.RequireServiceComponentRuntime;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+@Singleton
+@Component(immediate = true, service = DOMRpcRouterServices.class)
+@RequireServiceComponentRuntime
+public final class DOMRpcRouter extends AbstractRegistration
+        implements DOMRpcRouterServices, EffectiveModelContextListener {
+    private static final Logger LOG = LoggerFactory.getLogger(DOMRpcRouter.class);
     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 DOMRpcProviderService rpcProviderService = new RpcProviderServiceFacade();
-    private final DOMRpcService rpcService = new RpcServiceFacade();
+    private final @NonNull DOMActionProviderService actionProviderService = new ActionProviderServiceFacade();
+    private final @NonNull DOMActionService actionService = new ActionServiceFacade();
+    private final @NonNull DOMRpcProviderService rpcProviderService = new RpcProviderServiceFacade();
+    private final @NonNull DOMRpcService rpcService = new RpcServiceFacade();
+
+    @GuardedBy("this")
+    private ImmutableList<Registration<?>> listeners = ImmutableList.of();
 
     @GuardedBy("this")
-    private Collection<Registration<?>> listeners = Collections.emptyList();
+    private ImmutableList<ActionRegistration<?>> actionListeners = ImmutableList.of();
 
     private volatile DOMRpcRoutingTable routingTable = DOMRpcRoutingTable.EMPTY;
 
+    private volatile DOMActionRoutingTable actionRoutingTable = DOMActionRoutingTable.EMPTY;
+
     private ListenerRegistration<?> listenerRegistration;
 
+    @Deprecated
+    @VisibleForTesting
+    // FIXME: 9.0.0: make this constructor package-private
+    public DOMRpcRouter() {
+
+    }
+
+    @Inject
+    @Activate
+    public DOMRpcRouter(@Reference final DOMSchemaService schemaService) {
+        listenerRegistration = schemaService.registerSchemaContextListener(this);
+        LOG.info("DOM RPC/Action router started");
+    }
+
+    @Deprecated(forRemoval = true)
     public static DOMRpcRouter newInstance(final DOMSchemaService schemaService) {
-        final DOMRpcRouter rpcRouter = new DOMRpcRouter();
-        rpcRouter.listenerRegistration = schemaService.registerSchemaContextListener(rpcRouter);
-        return rpcRouter;
+        return new DOMRpcRouter(schemaService);
     }
 
+    @PreDestroy
+    @Deactivate
+    public void shutdown() {
+        close();
+    }
+
+    @Override
+    public DOMActionService getActionService() {
+        return actionService;
+    }
+
+    @Override
+    public DOMActionProviderService getActionProviderService() {
+        return actionProviderService;
+    }
+
+    @Override
     public DOMRpcService getRpcService() {
         return rpcService;
     }
 
+    @Override
     public DOMRpcProviderService getRpcProviderService() {
         return rpcProviderService;
     }
@@ -83,33 +158,84 @@ public final class DOMRpcRouter extends AbstractRegistration implements SchemaCo
     private synchronized void removeRpcImplementation(final DOMRpcImplementation implementation,
             final Set<DOMRpcIdentifier> rpcs) {
         final DOMRpcRoutingTable oldTable = routingTable;
-        final DOMRpcRoutingTable newTable = oldTable.remove(implementation, rpcs);
+        final DOMRpcRoutingTable newTable = (DOMRpcRoutingTable) oldTable.remove(implementation, rpcs);
         routingTable = newTable;
 
         listenerNotifier.execute(() -> notifyRemoved(newTable, implementation));
     }
 
+    private synchronized void removeRpcImplementations(final Map<DOMRpcIdentifier, DOMRpcImplementation> map) {
+        final DOMRpcRoutingTable oldTable = routingTable;
+        final DOMRpcRoutingTable newTable = (DOMRpcRoutingTable) oldTable.removeAll(map);
+        routingTable = newTable;
+
+        listenerNotifier.execute(() -> notifyRemoved(newTable, map.values()));
+    }
+
+    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));
+    }
+
     private synchronized void removeListener(final ListenerRegistration<? extends DOMRpcAvailabilityListener> reg) {
         listeners = ImmutableList.copyOf(Collections2.filter(listeners, input -> !reg.equals(input)));
     }
 
+    private synchronized void removeActionListener(final ListenerRegistration<? extends AvailabilityListener> reg) {
+        actionListeners = ImmutableList.copyOf(Collections2.filter(actionListeners, input -> !reg.equals(input)));
+    }
+
     private synchronized void notifyAdded(final DOMRpcRoutingTable newTable, final DOMRpcImplementation impl) {
         for (Registration<?> l : listeners) {
             l.addRpc(newTable, impl);
         }
     }
 
+    private synchronized void notifyAdded(final DOMRpcRoutingTable newTable,
+            final Collection<? extends DOMRpcImplementation> impls) {
+        for (Registration<?> l : listeners) {
+            for (DOMRpcImplementation impl : impls) {
+                l.addRpc(newTable, impl);
+            }
+        }
+    }
+
     private synchronized void notifyRemoved(final DOMRpcRoutingTable newTable, final DOMRpcImplementation impl) {
         for (Registration<?> l : listeners) {
             l.removeRpc(newTable, impl);
         }
     }
 
+    private synchronized void notifyRemoved(final DOMRpcRoutingTable newTable,
+            final Collection<? extends DOMRpcImplementation> impls) {
+        for (Registration<?> l : listeners) {
+            for (DOMRpcImplementation impl : impls) {
+                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 void onGlobalContextUpdated(final SchemaContext context) {
+    public synchronized void onModelContextUpdated(final EffectiveModelContext newModelContext) {
         final DOMRpcRoutingTable oldTable = routingTable;
-        final DOMRpcRoutingTable newTable = oldTable.setSchemaContext(context);
+        final DOMRpcRoutingTable newTable = (DOMRpcRoutingTable) oldTable.setSchemaContext(newModelContext);
         routingTable = newTable;
+
+        final DOMActionRoutingTable oldActionTable = actionRoutingTable;
+        final DOMActionRoutingTable newActionTable =
+                (DOMActionRoutingTable) oldActionTable.setSchemaContext(newModelContext);
+        actionRoutingTable = newActionTable;
     }
 
     @Override
@@ -119,13 +245,19 @@ public final class DOMRpcRouter extends AbstractRegistration implements SchemaCo
             listenerRegistration = null;
         }
         listenerNotifier.shutdown();
+        LOG.info("DOM RPC/Action router stopped");
     }
 
     @VisibleForTesting
-    Collection<?> listeners() {
+    synchronized List<?> listeners() {
         return listeners;
     }
 
+    @VisibleForTesting
+    synchronized List<?> actionListeners() {
+        return actionListeners;
+    }
+
     @VisibleForTesting
     DOMRpcRoutingTable routingTable() {
         return routingTable;
@@ -134,11 +266,10 @@ public final class DOMRpcRouter extends AbstractRegistration implements SchemaCo
     private static final class Registration<T extends DOMRpcAvailabilityListener>
         extends AbstractListenerRegistration<T> {
 
-        private Map<SchemaPath, Set<YangInstanceIdentifier>> prevRpcs;
+        private Map<QName, Set<YangInstanceIdentifier>> prevRpcs;
         private DOMRpcRouter router;
 
-        Registration(final DOMRpcRouter router, final T listener,
-                final Map<SchemaPath, Set<YangInstanceIdentifier>> rpcs) {
+        Registration(final DOMRpcRouter router, final T listener, final Map<QName, Set<YangInstanceIdentifier>> rpcs) {
             super(listener);
             this.router = requireNonNull(router);
             this.prevRpcs = requireNonNull(rpcs);
@@ -151,8 +282,8 @@ public final class DOMRpcRouter extends AbstractRegistration implements SchemaCo
         }
 
         void initialTable() {
-            final Collection<DOMRpcIdentifier> added = new ArrayList<>();
-            for (Entry<SchemaPath, Set<YangInstanceIdentifier>> e : prevRpcs.entrySet()) {
+            final List<DOMRpcIdentifier> added = new ArrayList<>();
+            for (Entry<QName, Set<YangInstanceIdentifier>> e : prevRpcs.entrySet()) {
                 added.addAll(Collections2.transform(e.getValue(), i -> DOMRpcIdentifier.create(e.getKey(), i)));
             }
             if (!added.isEmpty()) {
@@ -166,15 +297,14 @@ public final class DOMRpcRouter extends AbstractRegistration implements SchemaCo
                 return;
             }
 
-            final Map<SchemaPath, Set<YangInstanceIdentifier>> rpcs = verifyNotNull(newTable.getRpcs(l));
-            final MapDifference<SchemaPath, Set<YangInstanceIdentifier>> diff = Maps.difference(prevRpcs, rpcs);
+            final Map<QName, Set<YangInstanceIdentifier>> rpcs = verifyNotNull(newTable.getOperations(l));
+            final MapDifference<QName, Set<YangInstanceIdentifier>> diff = Maps.difference(prevRpcs, rpcs);
 
-            final Collection<DOMRpcIdentifier> added = new ArrayList<>();
-            for (Entry<SchemaPath, Set<YangInstanceIdentifier>> e : diff.entriesOnlyOnRight().entrySet()) {
+            final List<DOMRpcIdentifier> added = new ArrayList<>();
+            for (Entry<QName, 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 (Entry<QName, 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));
                 }
@@ -192,15 +322,14 @@ public final class DOMRpcRouter extends AbstractRegistration implements SchemaCo
                 return;
             }
 
-            final Map<SchemaPath, Set<YangInstanceIdentifier>> rpcs = verifyNotNull(newTable.getRpcs(l));
-            final MapDifference<SchemaPath, Set<YangInstanceIdentifier>> diff = Maps.difference(prevRpcs, rpcs);
+            final Map<QName, Set<YangInstanceIdentifier>> rpcs = verifyNotNull(newTable.getOperations(l));
+            final MapDifference<QName, Set<YangInstanceIdentifier>> diff = Maps.difference(prevRpcs, rpcs);
 
-            final Collection<DOMRpcIdentifier> removed = new ArrayList<>();
-            for (Entry<SchemaPath, Set<YangInstanceIdentifier>> e : diff.entriesOnlyOnLeft().entrySet()) {
+            final List<DOMRpcIdentifier> removed = new ArrayList<>();
+            for (Entry<QName, 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 (Entry<QName, 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));
                 }
@@ -213,29 +342,156 @@ public final class DOMRpcRouter extends AbstractRegistration implements SchemaCo
         }
     }
 
+    private static final class ActionRegistration<T extends AvailabilityListener>
+        extends AbstractListenerRegistration<T> {
+
+        private Map<Absolute, Set<DOMDataTreeIdentifier>> prevActions;
+        private DOMRpcRouter router;
+
+        ActionRegistration(final DOMRpcRouter router, final T listener,
+                final Map<Absolute, 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 List<DOMActionInstance> added = new ArrayList<>();
+            for (Entry<Absolute, 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<Absolute, Set<DOMDataTreeIdentifier>> actions = verifyNotNull(newTable.getOperations(l));
+            final MapDifference<Absolute, Set<DOMDataTreeIdentifier>> diff = Maps.difference(prevActions, actions);
+
+            final Set<DOMActionInstance> removed = new HashSet<>();
+            final Set<DOMActionInstance> added = new HashSet<>();
+
+            for (Entry<Absolute, Set<DOMDataTreeIdentifier>> e : diff.entriesOnlyOnLeft().entrySet()) {
+                removed.addAll(Collections2.transform(e.getValue(), i -> DOMActionInstance.of(e.getKey(), i)));
+            }
+
+            for (Entry<Absolute, Set<DOMDataTreeIdentifier>> e : diff.entriesOnlyOnRight().entrySet()) {
+                added.addAll(Collections2.transform(e.getValue(), i -> DOMActionInstance.of(e.getKey(), i)));
+            }
+
+            for (Entry<Absolute, 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);
+            }
+        }
+    }
+
+    @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));
+                actionListeners = ImmutableList.<ActionRegistration<?>>builder()
+                    .addAll(actionListeners)
+                    .add(ret)
+                    .build();
+
+                listenerNotifier.execute(ret::initialTable);
+                return ret;
+            }
+        }
+    }
+
+    @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 Absolute type,
+                final DOMDataTreeIdentifier path, final ContainerNode input) {
+            final YangInstanceIdentifier pathRoot = path.getRootIdentifier();
+            checkArgument(!pathRoot.isEmpty(), "Action path must not be empty");
+
+            final DOMActionRoutingTableEntry entry = (DOMActionRoutingTableEntry) actionRoutingTable.getEntry(type);
+            return entry != null ? OperationInvocation.invoke(entry, type, path, requireNonNull(input))
+                : Futures.immediateFailedFuture(
+                    new DOMActionNotAvailableException("No implementation of Action %s available", type));
+        }
+    }
+
+    @NonNullByDefault
+    private final class ActionProviderServiceFacade implements DOMActionProviderService {
+        @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(() -> notifyActionChanged(newTable, implementation));
+            }
+
+            return new AbstractObjectRegistration<>(implementation) {
+                @Override
+                protected void removeRegistration() {
+                    removeActionImplementation(getInstance(), instances);
+                }
+            };
+        }
+    }
+
     private final class RpcServiceFacade implements DOMRpcService {
         @Override
-        public FluentFuture<DOMRpcResult> invokeRpc(final SchemaPath type, final NormalizedNode<?, ?> input) {
-            final AbstractDOMRpcRoutingTableEntry entry = routingTable.getEntry(type);
+        public ListenableFuture<? extends DOMRpcResult> invokeRpc(final QName type, final NormalizedNode input) {
+            final AbstractDOMRpcRoutingTableEntry entry = (AbstractDOMRpcRoutingTableEntry) routingTable.getEntry(type);
             if (entry == null) {
-                return FluentFutures.immediateFailedFluentFuture(
+                return Futures.immediateFailedFuture(
                     new DOMRpcImplementationNotAvailableException("No implementation of RPC %s available", type));
             }
 
-            return entry.invokeRpc(input);
+            return OperationInvocation.invoke(entry, requireNonNull(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.getRpcs(listener));
-                final Builder<Registration<?>> b = ImmutableList.builder();
-                b.addAll(listeners);
-                b.add(ret);
-                listeners = b.build();
+                    routingTable.getOperations(listener));
+                listeners = ImmutableList.<Registration<?>>builder().addAll(listeners).add(ret).build();
 
-                listenerNotifier.execute(() -> ret.initialTable());
+                listenerNotifier.execute(ret::initialTable);
                 return ret;
             }
         }
@@ -254,18 +510,125 @@ public final class DOMRpcRouter extends AbstractRegistration implements SchemaCo
 
             synchronized (DOMRpcRouter.this) {
                 final DOMRpcRoutingTable oldTable = routingTable;
-                final DOMRpcRoutingTable newTable = oldTable.add(implementation, rpcs);
+                final DOMRpcRoutingTable newTable = (DOMRpcRoutingTable) oldTable.add(implementation, rpcs);
                 routingTable = newTable;
 
                 listenerNotifier.execute(() -> notifyAdded(newTable, implementation));
             }
 
-            return new AbstractDOMRpcImplementationRegistration<T>(implementation) {
+            return new AbstractDOMRpcImplementationRegistration<>(implementation) {
                 @Override
                 protected void removeRegistration() {
                     removeRpcImplementation(getInstance(), rpcs);
                 }
             };
         }
+
+        @Override
+        public org.opendaylight.yangtools.concepts.Registration registerRpcImplementations(
+                final Map<DOMRpcIdentifier, DOMRpcImplementation> map) {
+            final ImmutableMap<DOMRpcIdentifier, DOMRpcImplementation> defensive = ImmutableMap.copyOf(map);
+            checkArgument(!map.isEmpty());
+
+            synchronized (DOMRpcRouter.this) {
+                final DOMRpcRoutingTable oldTable = routingTable;
+                final DOMRpcRoutingTable newTable = (DOMRpcRoutingTable) oldTable.addAll(defensive);
+                routingTable = newTable;
+
+                listenerNotifier.execute(() -> notifyAdded(newTable, defensive.values()));
+            }
+
+            return new AbstractRegistration() {
+                @Override
+                protected void removeRegistration() {
+                    removeRpcImplementations(defensive);
+                }
+            };
+        }
+    }
+
+    static final class OperationInvocation {
+        private static final Logger LOG = LoggerFactory.getLogger(OperationInvocation.class);
+
+        static ListenableFuture<? extends DOMActionResult> invoke(final DOMActionRoutingTableEntry entry,
+                final Absolute type, final DOMDataTreeIdentifier path, final ContainerNode input) {
+            List<DOMActionImplementation> impls = entry.getImplementations(path);
+            if (impls == null) {
+                impls = entry.getImplementations(
+                    new DOMDataTreeIdentifier(path.getDatastoreType(), YangInstanceIdentifier.empty()));
+                if (impls == null) {
+                    return Futures.immediateFailedFuture(new DOMActionNotAvailableException(
+                        "No implementation of Action %s available for %s", type, path));
+                }
+            }
+
+            return impls.get(0).invokeAction(type, path, input);
+        }
+
+        static ListenableFuture<? extends DOMRpcResult> invoke(final AbstractDOMRpcRoutingTableEntry entry,
+                final NormalizedNode input) {
+            if (entry instanceof UnknownDOMRpcRoutingTableEntry) {
+                return Futures.immediateFailedFuture(
+                    new DOMRpcImplementationNotAvailableException("%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<? extends 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.body();
+                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<? extends DOMRpcResult> invokeGlobalRpc(
+                final GlobalDOMRpcRoutingTableEntry entry, final NormalizedNode input) {
+            return entry.getImplementations(YangInstanceIdentifier.empty()).get(0).invokeRpc(entry.getRpcId(), input);
+        }
     }
 }