Bug 2233 - RPC register exception when rpc has no input

[controller.git] / opendaylight / md-sal / sal-binding-broker / src / main / java / org / opendaylight / controller / sal / binding / codegen / impl / AbstractRuntimeCodeGenerator.java

diff --git a/opendaylight/md-sal/sal-binding-broker/src/main/java/org/opendaylight/controller/sal/binding/codegen/impl/AbstractRuntimeCodeGenerator.java b/opendaylight/md-sal/sal-binding-broker/src/main/java/org/opendaylight/controller/sal/binding/codegen/impl/AbstractRuntimeCodeGenerator.java
index 86003b2aedc2344e86244134ea7870e83cfcd7c6..eba5b8756b88cfaa936e3aa20828706a29abaf5d 100644 (file)
--- a/opendaylight/md-sal/sal-binding-broker/src/main/java/org/opendaylight/controller/sal/binding/codegen/impl/AbstractRuntimeCodeGenerator.java
+++ b/opendaylight/md-sal/sal-binding-broker/src/main/java/org/opendaylight/controller/sal/binding/codegen/impl/AbstractRuntimeCodeGenerator.java
@@ -8,17 +8,11 @@
 package org.opendaylight.controller.sal.binding.codegen.impl;
 
 import com.google.common.base.Supplier;
-
-import java.util.Map;
-import java.util.WeakHashMap;
-
+import com.google.common.collect.Iterables;
 import javassist.ClassPool;
 import javassist.CtClass;
 import javassist.CtMethod;
 import javassist.NotFoundException;
-
-import javax.annotation.concurrent.GuardedBy;
-
 import org.eclipse.xtext.xbase.lib.Extension;
 import org.opendaylight.controller.sal.binding.api.rpc.RpcRouter;
 import org.opendaylight.controller.sal.binding.codegen.RpcIsNotRoutedException;
@@ -31,6 +25,10 @@ import org.opendaylight.yangtools.yang.binding.RpcService;
 import org.opendaylight.yangtools.yang.binding.annotations.RoutingContext;
 import org.opendaylight.yangtools.yang.binding.util.ClassLoaderUtils;
 
+import javax.annotation.concurrent.GuardedBy;
+import java.util.Map;
+import java.util.WeakHashMap;
+
 abstract class AbstractRuntimeCodeGenerator implements org.opendaylight.controller.sal.binding.codegen.RuntimeCodeGenerator, NotificationInvokerFactory {
     @GuardedBy("this")
     private final Map<Class<? extends NotificationListener>, RuntimeGeneratedInvokerPrototype> invokerClasses = new WeakHashMap<>();
@@ -136,22 +134,17 @@ abstract class AbstractRuntimeCodeGenerator implements org.opendaylight.controll
             return invoker;
         }
 
-        utils.getLock().lock();
-        try {
-            synchronized (utils) {
-                invoker = ClassLoaderUtils.withClassLoader(cls.getClassLoader(), new Supplier<RuntimeGeneratedInvokerPrototype>() {
-                    @Override
-                    public RuntimeGeneratedInvokerPrototype get() {
-                        return generateListenerInvoker(cls);
-                    }
-                });
-            }
-
-            invokerClasses.put(cls, invoker);
-            return invoker;
-        } finally {
-            utils.getLock().unlock();
+        synchronized (utils) {
+            invoker = ClassLoaderUtils.withClassLoader(cls.getClassLoader(), new Supplier<RuntimeGeneratedInvokerPrototype>() {
+                @Override
+                public RuntimeGeneratedInvokerPrototype get() {
+                    return generateListenerInvoker(cls);
+                }
+            });
         }
+
+        invokerClasses.put(cls, invoker);
+        return invoker;
     }
 
     @Override
@@ -161,13 +154,8 @@ abstract class AbstractRuntimeCodeGenerator implements org.opendaylight.controll
 
     @Override
     public final <T extends RpcService> T getDirectProxyFor(final Class<T> serviceType) {
-        utils.getLock().lock();
-        try {
-            synchronized (utils) {
-                return ClassLoaderUtils.withClassLoader(serviceType.getClassLoader(), directProxySupplier(serviceType));
-            }
-        } finally {
-            utils.getLock().unlock();
+        synchronized (utils) {
+            return ClassLoaderUtils.withClassLoader(serviceType.getClassLoader(), directProxySupplier(serviceType));
         }
     }
 
@@ -184,14 +172,13 @@ abstract class AbstractRuntimeCodeGenerator implements org.opendaylight.controll
             }
         });
 
-        utils.getLock().lock();
-        try {
-            synchronized (utils) {
-                final T instance = ClassLoaderUtils.withClassLoader(serviceType.getClassLoader(), routerSupplier(serviceType, metadata));
-                return new RpcRouterCodegenInstance<T>(name, serviceType, instance, metadata.getContexts());
-            }
-        } finally {
-            utils.getLock().unlock();
+        if (Iterables.isEmpty(metadata.getContexts())) {
+            throw new RpcIsNotRoutedException("Service doesn't have routing context associated.");
+        }
+
+        synchronized (utils) {
+            final T instance = ClassLoaderUtils.withClassLoader(serviceType.getClassLoader(), routerSupplier(serviceType, metadata));
+            return new RpcRouterCodegenInstance<T>(name, serviceType, instance, metadata.getContexts());
         }
     }