/*

  * Copyright 2006-2011 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.serviceproxies;

 import org.kuali.rice.core.api.config.property.ConfigContext;

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

 import org.kuali.rice.core.api.util.ClassLoaderUtils;

 import org.kuali.rice.core.impl.resourceloader.ContextClassLoaderProxy;

 import org.kuali.rice.ksb.api.bus.Endpoint;

 import org.kuali.rice.ksb.api.messaging.AsynchronousCallback;

 import org.kuali.rice.ksb.messaging.MessageServiceInvoker;

 import org.kuali.rice.ksb.messaging.PersistedMessageBO;

 import org.kuali.rice.ksb.util.KSBConstants;

 import java.io.Serializable;

 import java.lang.reflect.Proxy;

 import java.util.List;

 /**

  * Used to Call a service synchronously but through the messaging code within workflow. Used to when switching generally

  * asynchronously called services to synchronously called services. Generally for testing purposes.

  * 

  * @author Kuali Rice Team (rice.collab@kuali.org)

  * 

  */

 public class SynchronousServiceCallProxy extends AsynchronousServiceCallProxy {

     private SynchronousServiceCallProxy(List<Endpoint> endpoints, AsynchronousCallback callback,

             Serializable context, String value1, String value2) {

         super(endpoints, callback, context, value1, value2);

     }

     public static Object createInstance(List<Endpoint> endpoints, AsynchronousCallback callback,

             Serializable context, String value1, String value2) {

         if (endpoints == null || endpoints.isEmpty()) {

             throw new RuntimeException("Cannot create service proxy, no service(s) passed in.");

         }

         try {

         return Proxy.newProxyInstance(ClassLoaderUtils.getDefaultClassLoader(), ContextClassLoaderProxy

                 .getInterfacesToProxy(endpoints.get(0).getService()), new SynchronousServiceCallProxy(

                                 endpoints, callback, context, value1, value2));

         } catch (Exception e) {

             throw new RiceRuntimeException(e);

     }

     }

     @Override

     protected void executeMessage(PersistedMessageBO message) {

         if (!Boolean.valueOf(ConfigContext.getCurrentContextConfig().getProperty(KSBConstants.Config.MESSAGING_OFF))) {

             new MessageServiceInvoker(message).run();

         }

     }

 }