Added listener for rpc registrations.
[controller.git] / opendaylight / md-sal / sal-dom-broker / src / main / java / org / opendaylight / controller / sal / dom / broker / BrokerImpl.xtend
index bdd4491..83dda59 100644 (file)
@@ -7,26 +7,29 @@
  */
 package org.opendaylight.controller.sal.dom.broker;
 
-import java.util.Collections
-import java.util.HashMap
-import java.util.HashSet
-import java.util.Map
-import java.util.Set
-import java.util.concurrent.Callable
-import java.util.concurrent.ExecutorService
-import java.util.concurrent.Executors
-import java.util.concurrent.Future
-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.controller.sal.core.api.RpcImplementation
-import org.opendaylight.controller.sal.core.spi.BrokerModule
-import org.opendaylight.yangtools.yang.common.QName
-import org.opendaylight.yangtools.yang.common.RpcResult
-import org.opendaylight.yangtools.yang.data.api.CompositeNode
-import org.osgi.framework.BundleContext
-import org.slf4j.LoggerFactory
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.Map;
+import java.util.Set;
+import java.util.concurrent.Callable;
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.Executors;
+import java.util.concurrent.Future;
+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.controller.sal.core.api.RpcImplementation;
+import org.opendaylight.controller.sal.core.spi.BrokerModule;
+import org.opendaylight.yangtools.yang.common.QName;
+import org.opendaylight.yangtools.yang.common.RpcResult;
+import org.opendaylight.yangtools.yang.data.api.CompositeNode;
+import org.osgi.framework.BundleContext;
+import org.slf4j.LoggerFactory;
+import org.opendaylight.yangtools.concepts.ListenerRegistration
+import org.opendaylight.controller.sal.core.api.RpcRegistrationListener
+import org.opendaylight.controller.md.sal.common.impl.ListenerRegistry
 
 public class BrokerImpl implements Broker {
     private static val log = LoggerFactory.getLogger(BrokerImpl);
@@ -39,6 +42,8 @@ public class BrokerImpl implements Broker {
     private val Map<Class<? extends BrokerService>, BrokerModule> serviceProviders = Collections.
         synchronizedMap(new HashMap<Class<? extends BrokerService>, BrokerModule>());
 
+
+    private val rpcRegistrationListeners = new ListenerRegistry<RpcRegistrationListener>();
     // RPC Context
     private val Map<QName, RpcImplementation> rpcImpls = Collections.synchronizedMap(
         new HashMap<QName, RpcImplementation>());
@@ -96,12 +101,31 @@ public class BrokerImpl implements Broker {
             throw new IllegalStateException("Implementation for rpc " + rpcType + " is already registered.");
         }
 
-        //TODO: Add notification for availability of Rpc Implementation
+        
         rpcImpls.put(rpcType, implementation);
+
+        
+        for(listener : rpcRegistrationListeners.listeners)  {
+            try {
+                listener.instance.onRpcImplementationAdded(rpcType);
+            } catch (Exception e){
+                log.error("Unhandled exception during invoking listener",e);
+            }
+        }
     }
 
-    protected def void removeRpcImplementation(QName rpcType) {
-        rpcImpls.remove(rpcType);
+    protected def void removeRpcImplementation(QName rpcType, RpcImplementation implToRemove) {
+        if(implToRemove == rpcImpls.get(rpcType)) {
+            rpcImpls.remove(rpcType);
+        }
+        
+        for(listener : rpcRegistrationListeners.listeners)  {
+            try {
+                listener.instance.onRpcImplementationRemoved(rpcType);
+            } catch (Exception e){
+                log.error("Unhandled exception during invoking listener",e);
+            }
+        }
     }
 
     protected def Future<RpcResult<CompositeNode>> invokeRpc(QName rpc, CompositeNode input) {
@@ -147,4 +171,12 @@ public class BrokerImpl implements Broker {
         sessions.remove(consumerContextImpl);
         providerSessions.remove(consumerContextImpl);
     }
+    
+    protected def getSupportedRpcs() {
+        rpcImpls.keySet;
+    }
+    
+    def ListenerRegistration<RpcRegistrationListener> addRpcRegistrationListener(RpcRegistrationListener listener) {
+        rpcRegistrationListeners.register(listener);
+    }
 }