Take advantage of default methods in DOMRpcProviderService
[controller.git] / opendaylight / md-sal / sal-dom-broker / src / main / java / org / opendaylight / controller / sal / dom / broker / BrokerImpl.java
index e4bd0343cfcf62999d3becca52177eaf8d366bcd..40a4efd6fea3d89c563cfb73cc842521ba4d3745 100644 (file)
@@ -7,35 +7,38 @@
  */
 package org.opendaylight.controller.sal.dom.broker;
 
+import com.google.common.base.Optional;
 import com.google.common.base.Preconditions;
-import com.google.common.util.concurrent.ListenableFuture;
-
+import com.google.common.collect.ClassToInstanceMap;
+import com.google.common.collect.ImmutableClassToInstanceMap;
+import com.google.common.util.concurrent.CheckedFuture;
 import java.util.Collections;
 import java.util.HashSet;
 import java.util.Set;
-import java.util.concurrent.Future;
-
-import org.opendaylight.controller.md.sal.common.api.routing.RouteChangeListener;
+import javax.annotation.Nonnull;
+import javax.annotation.Nullable;
+import org.opendaylight.controller.md.sal.dom.api.DOMRpcAvailabilityListener;
+import org.opendaylight.controller.md.sal.dom.api.DOMRpcException;
+import org.opendaylight.controller.md.sal.dom.api.DOMRpcIdentifier;
+import org.opendaylight.controller.md.sal.dom.api.DOMRpcImplementation;
+import org.opendaylight.controller.md.sal.dom.api.DOMRpcImplementationRegistration;
+import org.opendaylight.controller.md.sal.dom.api.DOMRpcProviderService;
+import org.opendaylight.controller.md.sal.dom.api.DOMRpcResult;
+import org.opendaylight.controller.md.sal.dom.api.DOMRpcService;
+import org.opendaylight.controller.md.sal.dom.broker.impl.DOMRpcRouter;
 import org.opendaylight.controller.sal.core.api.Broker;
+import org.opendaylight.controller.sal.core.api.BrokerService;
 import org.opendaylight.controller.sal.core.api.Consumer;
 import org.opendaylight.controller.sal.core.api.Provider;
 import org.opendaylight.yangtools.concepts.ListenerRegistration;
-import org.opendaylight.yangtools.yang.common.QName;
-import org.opendaylight.yangtools.yang.common.RpcResult;
-import org.opendaylight.yangtools.yang.data.api.CompositeNode;
+import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
+import org.opendaylight.yangtools.yang.model.api.SchemaPath;
 import org.osgi.framework.BundleContext;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
-import org.opendaylight.controller.sal.dom.broker.spi.RpcRouter;
-import org.opendaylight.controller.sal.core.api.RpcRegistrationListener;
-import org.opendaylight.controller.sal.core.api.RpcProvisionRegistry;
-import org.opendaylight.controller.sal.core.api.RpcImplementation;
-import org.opendaylight.controller.sal.core.api.RpcRoutingContext;
-import org.opendaylight.yangtools.yang.data.api.InstanceIdentifier;
-import org.opendaylight.controller.sal.core.api.RoutedRpcDefaultImplementation;
 
-public class BrokerImpl implements Broker, RpcProvisionRegistry, AutoCloseable {
-    private final static Logger log = LoggerFactory.getLogger(BrokerImpl.class);
+public class BrokerImpl implements Broker, DOMRpcProviderService, DOMRpcService, AutoCloseable {
+    private static final Logger LOG = LoggerFactory.getLogger(BrokerImpl.class);
 
     // Broker Generic Context
     private final Set<ConsumerContextImpl> sessions = Collections
@@ -43,68 +46,64 @@ public class BrokerImpl implements Broker, RpcProvisionRegistry, AutoCloseable {
     private final Set<ProviderContextImpl> providerSessions = Collections
             .synchronizedSet(new HashSet<ProviderContextImpl>());
 
-    private BundleContext bundleContext = null;
+    private AutoCloseable deactivator;
 
-    private AutoCloseable deactivator = null;
+    private final DOMRpcService rpcService;
+    private final DOMRpcProviderService rpcProvider;
 
-    private RpcRouter router = null;
+    private final ClassToInstanceMap<BrokerService> services;
+
+    public BrokerImpl(final DOMRpcRouter router,final ClassToInstanceMap<BrokerService> services) {
+        this(router, router, services);
+    }
+
+    public BrokerImpl(final DOMRpcService rpcService, final DOMRpcProviderService rpcProvider,
+            final ClassToInstanceMap<BrokerService> services) {
+        this.rpcService = Preconditions.checkNotNull(rpcService, "DOMRpcService must not be null");
+        this.rpcProvider = Preconditions.checkNotNull(rpcProvider, "DOMRpcProviderService must not be null");
+        this.services = ImmutableClassToInstanceMap.copyOf(services);
+    }
 
     @Override
     public ConsumerSession registerConsumer(final Consumer consumer,
             final BundleContext ctx) {
-        checkPredicates(consumer);
-        log.trace("Registering consumer {}", consumer);
-        final ConsumerContextImpl session = newSessionFor(consumer, ctx);
-        consumer.onSessionInitiated(session);
-        sessions.add(session);
-        return session;
+        return registerConsumer(consumer);
     }
 
     @Override
     public ProviderSession registerProvider(final Provider provider,
             final BundleContext ctx) {
-        checkPredicates(provider);
-        final ProviderContextImpl session = newSessionFor(provider, ctx);
-        provider.onSessionInitiated(session);
-        providerSessions.add(session);
-        return session;
-    }
-
-    protected Future<RpcResult<CompositeNode>> invokeRpcAsync(final QName rpc,
-            final CompositeNode input) {
-        return router.invokeRpc(rpc, input);
+        return registerProvider(provider);
     }
 
     // Validation
     private void checkPredicates(final Provider prov) {
         Preconditions.checkNotNull(prov, "Provider should not be null.");
-        for (ProviderContextImpl session : providerSessions) {
-            if (prov.equals(session.getProvider()))
+        for (final ProviderContextImpl session : providerSessions) {
+            if (prov.equals(session.getProvider())) {
                 throw new IllegalStateException("Provider already registered");
+            }
         }
 
     }
 
     private void checkPredicates(final Consumer cons) {
         Preconditions.checkNotNull(cons, "Consumer should not be null.");
-        for (ConsumerContextImpl session : sessions) {
-            if (cons.equals(session.getConsumer()))
+        for (final ConsumerContextImpl session : sessions) {
+            if (cons.equals(session.getConsumer())) {
                 throw new IllegalStateException("Consumer already registered");
+            }
         }
     }
 
     // Private Factory methods
-    private ConsumerContextImpl newSessionFor(final Consumer provider,
-            final BundleContext ctx) {
-        ConsumerContextImpl ret = new ConsumerContextImpl(provider, ctx);
-        ret.setBroker(this);
+    private ConsumerContextImpl newSessionFor(final Consumer provider) {
+        final ConsumerContextImpl ret = new ConsumerContextImpl(provider, this);
         return ret;
     }
 
-    private ProviderContextImpl newSessionFor(final Provider provider,
-            final BundleContext ctx) {
-        ProviderContextImpl ret = new ProviderContextImpl(provider, ctx);
-        ret.setBroker(this);
+    private ProviderContextImpl newSessionFor(final Provider provider) {
+        final ProviderContextImpl ret = new ProviderContextImpl(provider, this);
         return ret;
     }
 
@@ -122,90 +121,61 @@ public class BrokerImpl implements Broker, RpcProvisionRegistry, AutoCloseable {
         }
     }
 
-    @Override
-    public RpcRegistration addRpcImplementation(final QName rpcType,
-            final RpcImplementation implementation)
-            throws IllegalArgumentException {
-        return router.addRpcImplementation(rpcType, implementation);
+    /**
+     * @return the deactivator
+     */
+    public AutoCloseable getDeactivator() {
+        return deactivator;
     }
 
-    @Override
-    public RoutedRpcRegistration addRoutedRpcImplementation(
-            final QName rpcType, final RpcImplementation implementation) {
-        return router.addRoutedRpcImplementation(rpcType, implementation);
+    /**
+     * @param deactivator
+     *            the deactivator to set
+     */
+    public void setDeactivator(final AutoCloseable deactivator) {
+        this.deactivator = deactivator;
     }
 
-    @Override
-    public void setRoutedRpcDefaultDelegate(
-            final RoutedRpcDefaultImplementation defaultImplementation) {
-        router.setRoutedRpcDefaultDelegate(defaultImplementation);
+    protected <T extends BrokerService> Optional<T> getGlobalService(final Class<T> service) {
+        return Optional.fromNullable(services.getInstance(service));
     }
 
-    @Override
-    public ListenerRegistration<RpcRegistrationListener> addRpcRegistrationListener(
-            final RpcRegistrationListener listener) {
-        return router.addRpcRegistrationListener(listener);
-    }
 
     @Override
-    public <L extends RouteChangeListener<RpcRoutingContext, InstanceIdentifier>> ListenerRegistration<L> registerRouteChangeListener(
-            final L listener) {
-        return router.registerRouteChangeListener(listener);
+    public ConsumerSession registerConsumer(final Consumer consumer) {
+        checkPredicates(consumer);
+        LOG.trace("Registering consumer {}", consumer);
+        final ConsumerContextImpl session = newSessionFor(consumer);
+        consumer.onSessionInitiated(session);
+        sessions.add(session);
+        return session;
     }
 
-    @Override
-    public Set<QName> getSupportedRpcs() {
-        return router.getSupportedRpcs();
-    }
 
     @Override
-    public ListenableFuture<RpcResult<CompositeNode>> invokeRpc(
-            final QName rpc, final CompositeNode input) {
-        return router.invokeRpc(rpc, input);
-    }
-
-    /**
-     * @return the bundleContext
-     */
-    public BundleContext getBundleContext() {
-        return bundleContext;
-    }
-
-    /**
-     * @param bundleContext
-     *            the bundleContext to set
-     */
-    public void setBundleContext(final BundleContext bundleContext) {
-        this.bundleContext = bundleContext;
-    }
-
-    /**
-     * @return the deactivator
-     */
-    public AutoCloseable getDeactivator() {
-        return deactivator;
+    public ProviderSession registerProvider(final Provider provider) {
+        checkPredicates(provider);
+        final ProviderContextImpl session = newSessionFor(provider);
+        provider.onSessionInitiated(session);
+        providerSessions.add(session);
+        return session;
     }
 
-    /**
-     * @param deactivator
-     *            the deactivator to set
-     */
-    public void setDeactivator(final AutoCloseable deactivator) {
-        this.deactivator = deactivator;
+    @Nonnull
+    @Override
+    public <T extends DOMRpcImplementation> DOMRpcImplementationRegistration<T> registerRpcImplementation(@Nonnull final T implementation, @Nonnull final Set<DOMRpcIdentifier> rpcs) {
+        return rpcProvider.registerRpcImplementation(implementation, rpcs);
     }
 
-    /**
-     * @return the router
-     */
-    public RpcRouter getRouter() {
-        return router;
+    @Nonnull
+    @Override
+    public CheckedFuture<DOMRpcResult, DOMRpcException> invokeRpc(@Nonnull final SchemaPath type, @Nullable final NormalizedNode<?, ?> input) {
+        return rpcService.invokeRpc(type, input);
     }
 
-    /**
-     * @param router
-     *            the router to set
-     */
-    public void setRouter(final RpcRouter router) {
-        this.router = router;
+    @Nonnull
+    @Override
+    public <T extends DOMRpcAvailabilityListener> ListenerRegistration<T> registerRpcListener(@Nonnull final T listener) {
+        return rpcService.registerRpcListener(listener);
     }
 }