/*

  * Copyright 2007 The Kuali Foundation

  *

  * Licensed under the Educational Community License, Version 2.0 (the "License");

  * you may not use this file except in compliance with the License.

  * You may obtain a copy of the License at

  *

  * http://www.opensource.org/licenses/ecl2.php

  *

  * Unless required by applicable law or agreed to in writing, software

  * distributed under the License is distributed on an "AS IS" BASIS,

  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

  * See the License for the specific language governing permissions and

  * limitations under the License.

  */

 package org.kuali.rice.ksb.messaging;

 import java.lang.reflect.Method;

 import org.kuali.rice.core.exception.RiceRuntimeException;

 import org.kuali.rice.core.lifecycle.BaseLifecycle;

 import org.kuali.rice.ksb.messaging.config.ServiceBasedServiceDefinitionRegisterer;

 import org.kuali.rice.ksb.service.KSBServiceLocator;

 public class RepeatTopicInvokerQueueImpl extends BaseLifecycle implements RepeatTopicInvokerQueue {

         private ServiceBasedServiceDefinitionRegisterer defRegisterer;

         public Object invokeTopic(AsynchronousCall methodCall) {

                 ServiceInfo serviceInfo = methodCall.getServiceInfo();

                 Object service = KSBServiceLocator.getMessageHelper().getServiceAsynchronously(serviceInfo.getQname());

                 try {

                         Method method = service.getClass().getMethod(methodCall.getMethodName(), methodCall.getParamTypes());

                         return method.invoke(service, methodCall.getArguments());

                 } catch (Throwable t) {

                         throw new RiceRuntimeException("Caught Exception invoking repeatable topic", t);

                 }

         }

         public void start() throws Exception {

             this.defRegisterer = new ServiceBasedServiceDefinitionRegisterer("repeatTopicInvokerQueueDefinition");

             this.defRegisterer.registerServiceDefinition(false);

                 setStarted(true);

         }

         public void stop() throws Exception {

             this.defRegisterer.unregisterServiceDefinition();

                 setStarted(false);

         }

 }