/*

  * 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.serviceconnectors;

 import java.net.URL;

 import org.kuali.rice.core.api.security.credentials.CredentialsSource;

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

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

 import org.kuali.rice.ksb.messaging.bam.BAMClientProxy;

 import org.springframework.util.Assert;

 /**

  * Abstract implementation of the ServiceConnector that holds the ServiceInfo

  * and the CredentialsSource as well as providing convenience proxy methods.

  * 

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

  * @since 0.9

  * 

  */

 public abstract class AbstractServiceConnector implements ServiceConnector {

         /**

          * Maintains the information about the service.  This should never be null.

          */

         private ServiceConfiguration serviceConfiguration;

         private URL alternateEndpointUrl;

         /**

          * Maintains the credentials needed by the service.  This may be null.

          */

         private CredentialsSource credentialsSource;

         public AbstractServiceConnector(final ServiceConfiguration serviceConfiguration) {

                 this(serviceConfiguration, null);

         }

         public AbstractServiceConnector(final ServiceConfiguration serviceConfiguration, URL alternateEndpointUrl) {

                 Assert.notNull(serviceConfiguration, "serviceConfiguration cannot be null");

                 this.serviceConfiguration = serviceConfiguration;

                 this.alternateEndpointUrl = alternateEndpointUrl;

         }

         public URL getActualEndpointUrl() {

                 if (alternateEndpointUrl != null) {

             return alternateEndpointUrl;

         }

         return getServiceConfiguration().getEndpointUrl();

         }

         public ServiceConfiguration getServiceConfiguration() {

                 return this.serviceConfiguration;

         }

         public void setCredentialsSource(final CredentialsSource credentialsSource) {

                 this.credentialsSource = credentialsSource;

         }

         protected CredentialsSource getCredentialsSource() {

                 return this.credentialsSource;

         }

         protected Object getServiceProxyWithFailureMode(final Object service,

                         final ServiceConfiguration serviceConfiguration) {

                 Object bamWrappedClientProxy = BAMClientProxy.wrap(service, serviceConfiguration);

                 return BusClientFailureProxy.wrap(bamWrappedClientProxy, serviceConfiguration);

         }

 }