X-Git-Url: https://git.opendaylight.org/gerrit/gitweb?p=controller.git;a=blobdiff_plain;f=opendaylight%2Fmd-sal%2Fsal-binding-broker%2Fsrc%2Fmain%2Fjava%2Forg%2Fopendaylight%2Fcontroller%2Fsal%2Fbinding%2Fimpl%2FRpcProviderRegistryImpl.java;h=542dfa7e7bca61a0fc4ff33e31239c3c3872e73b;hp=8773476caee9ee4fd01f7b75b3b128bb331e3edd;hb=b66923141fce710094cb8e61bf794f9f0e678f50;hpb=d575edf655b58bb5aafd88c113ace7d41a813d7c diff --git a/opendaylight/md-sal/sal-binding-broker/src/main/java/org/opendaylight/controller/sal/binding/impl/RpcProviderRegistryImpl.java b/opendaylight/md-sal/sal-binding-broker/src/main/java/org/opendaylight/controller/sal/binding/impl/RpcProviderRegistryImpl.java index 8773476cae..542dfa7e7b 100644 --- a/opendaylight/md-sal/sal-binding-broker/src/main/java/org/opendaylight/controller/sal/binding/impl/RpcProviderRegistryImpl.java +++ b/opendaylight/md-sal/sal-binding-broker/src/main/java/org/opendaylight/controller/sal/binding/impl/RpcProviderRegistryImpl.java @@ -1,27 +1,25 @@ +/* + * Copyright (c) 2013 Cisco Systems, Inc. and others. All rights reserved. + * + * This program and the accompanying materials are made available under the + * terms of the Eclipse Public License v1.0 which accompanies this distribution, + * and is available at http://www.eclipse.org/legal/epl-v10.html + */ package org.opendaylight.controller.sal.binding.impl; -import java.util.Map; -import java.util.Map.Entry; -import java.util.HashMap; -import java.util.Set; -import java.util.WeakHashMap; - -import javax.swing.tree.ExpandVetoException; - import org.opendaylight.controller.md.sal.common.api.routing.RouteChange; import org.opendaylight.controller.md.sal.common.api.routing.RouteChangeListener; import org.opendaylight.controller.md.sal.common.api.routing.RouteChangePublisher; import org.opendaylight.controller.md.sal.common.impl.routing.RoutingUtils; -import org.opendaylight.controller.sal.binding.api.RpcProviderRegistry; import org.opendaylight.controller.sal.binding.api.BindingAwareBroker.RoutedRpcRegistration; import org.opendaylight.controller.sal.binding.api.BindingAwareBroker.RpcRegistration; +import org.opendaylight.controller.sal.binding.api.RpcProviderRegistry; +import org.opendaylight.controller.sal.binding.api.rpc.RpcContextIdentifier; import org.opendaylight.controller.sal.binding.api.rpc.RpcRouter; import org.opendaylight.controller.sal.binding.codegen.RuntimeCodeGenerator; import org.opendaylight.controller.sal.binding.codegen.RuntimeCodeHelper; import org.opendaylight.controller.sal.binding.codegen.impl.SingletonHolder; -import org.opendaylight.controller.sal.binding.api.rpc.RpcContextIdentifier; import org.opendaylight.yangtools.concepts.AbstractObjectRegistration; -import org.opendaylight.yangtools.concepts.Identifiable; import org.opendaylight.yangtools.concepts.ListenerRegistration; import org.opendaylight.yangtools.concepts.util.ListenerRegistry; import org.opendaylight.yangtools.yang.binding.BaseIdentity; @@ -30,7 +28,14 @@ import org.opendaylight.yangtools.yang.binding.RpcService; import org.slf4j.Logger; import org.slf4j.LoggerFactory; -import static com.google.common.base.Preconditions.*; +import java.util.EventListener; +import java.util.HashMap; +import java.util.Map; +import java.util.Map.Entry; +import java.util.Set; +import java.util.WeakHashMap; + +import static com.google.common.base.Preconditions.checkState; public class RpcProviderRegistryImpl implements // RpcProviderRegistry, // @@ -38,15 +43,19 @@ public class RpcProviderRegistryImpl implements // private RuntimeCodeGenerator rpcFactory = SingletonHolder.RPC_GENERATOR_IMPL; + // publicProxies is a cache of proxy objects where each value in the map corresponds to a specific RpcService private final Map, RpcService> publicProxies = new WeakHashMap<>(); private final Map, RpcRouter> rpcRouters = new WeakHashMap<>(); private final ListenerRegistry>> routeChangeListeners = ListenerRegistry .create(); + private final ListenerRegistry routerInstantiationListener = ListenerRegistry.create(); private final static Logger LOG = LoggerFactory.getLogger(RpcProviderRegistryImpl.class); - + private final String name; + private final ListenerRegistry globalRpcListeners = ListenerRegistry.create(); + public String getName() { return name; } @@ -75,8 +84,9 @@ public class RpcProviderRegistryImpl implements // T publicProxy = getRpcService(type); RpcService currentDelegate = RuntimeCodeHelper.getDelegate(publicProxy); checkState(currentDelegate == null, "Rpc service is already registered"); - LOG.debug("Registering {} as global implementation of {} in {}",implementation,type.getSimpleName(),this); + LOG.debug("Registering {} as global implementation of {} in {}", implementation, type.getSimpleName(), this); RuntimeCodeHelper.setDelegate(publicProxy, implementation); + notifyGlobalRpcAdded(type); return new RpcProxyRegistration(type, implementation, this); } @@ -84,51 +94,88 @@ public class RpcProviderRegistryImpl implements // @Override public final T getRpcService(Class type) { - @SuppressWarnings("unchecked") T potentialProxy = (T) publicProxies.get(type); if (potentialProxy != null) { return potentialProxy; } - synchronized(this) { + synchronized (this) { /** - * Potential proxy could be instantiated by other thread while we were - * waiting for the lock. + * Potential proxy could be instantiated by other thread while we + * were waiting for the lock. */ - + potentialProxy = (T) publicProxies.get(type); if (potentialProxy != null) { - return (T) potentialProxy; + return potentialProxy; } T proxy = rpcFactory.getDirectProxyFor(type); - LOG.debug("Created {} as public proxy for {} in {}",proxy,type.getSimpleName(),this); + LOG.debug("Created {} as public proxy for {} in {}", proxy, type.getSimpleName(), this); publicProxies.put(type, proxy); return proxy; } } - private RpcRouter getRpcRouter(Class type) { + @SuppressWarnings("unchecked") + public RpcRouter getRpcRouter(Class type) { RpcRouter potentialRouter = rpcRouters.get(type); if (potentialRouter != null) { return (RpcRouter) potentialRouter; } - synchronized(this) { + synchronized (this) { /** - * Potential Router could be instantiated by other thread while we were - * waiting for the lock. + * Potential Router could be instantiated by other thread while we + * were waiting for the lock. */ - potentialRouter = rpcRouters.get(type); + potentialRouter = rpcRouters.get(type); if (potentialRouter != null) { return (RpcRouter) potentialRouter; } - RpcRouter router = rpcFactory.getRouterFor(type,name); + RpcRouter router = rpcFactory.getRouterFor(type, name); router.registerRouteChangeListener(new RouteChangeForwarder(type)); - LOG.debug("Registering router {} as global implementation of {} in {}",router,type.getSimpleName(),this); + LOG.debug("Registering router {} as global implementation of {} in {}", router, type.getSimpleName(), this); RuntimeCodeHelper.setDelegate(getRpcService(type), router.getInvocationProxy()); rpcRouters.put(type, router); + notifyListenersRoutedCreated(router); return router; } } + private void notifyGlobalRpcAdded(Class type) { + for(ListenerRegistration listener : globalRpcListeners) { + try { + listener.getInstance().onGlobalRpcRegistered(type); + } catch (Exception e) { + LOG.error("Unhandled exception during invoking listener {}", e); + } + } + + } + + private void notifyListenersRoutedCreated(RpcRouter router) { + + for (ListenerRegistration listener : routerInstantiationListener) { + try { + listener.getInstance().onRpcRouterCreated(router); + } catch (Exception e) { + LOG.error("Unhandled exception during invoking listener {}", e); + } + } + + } + + public ListenerRegistration registerRouterInstantiationListener( + RouterInstantiationListener listener) { + ListenerRegistration reg = routerInstantiationListener.register(listener); + try { + for (RpcRouter router : rpcRouters.values()) { + listener.onRpcRouterCreated(router); + } + } catch (Exception e) { + LOG.error("Unhandled exception during invoking listener {}", e); + } + return reg; + } + @Override public >> ListenerRegistration registerRouteChangeListener( L listener) { @@ -143,6 +190,20 @@ public class RpcProviderRegistryImpl implements // this.rpcFactory = rpcFactory; } + public interface RouterInstantiationListener extends EventListener { + void onRpcRouterCreated(RpcRouter router); + } + + public ListenerRegistration registerGlobalRpcRegistrationListener(GlobalRpcRegistrationListener listener) { + return globalRpcListeners.register(listener); + } + + public interface GlobalRpcRegistrationListener extends EventListener { + void onGlobalRpcRegistered(Class cls); + void onGlobalRpcUnregistered(Class cls); + + } + private class RouteChangeForwarder implements RouteChangeListener, InstanceIdentifier> { @@ -186,7 +247,8 @@ public class RpcProviderRegistryImpl implements // public RpcProxyRegistration(Class type, T service, RpcProviderRegistryImpl registry) { super(service); - serviceType = type; + this.serviceType = type; + this.registry = registry; } @Override