/*

  * 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.service.impl;

 import org.apache.log4j.Logger;

 import org.kuali.rice.core.api.config.CoreConfigHelper;

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

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

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

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

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

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

 import org.kuali.rice.ksb.messaging.dao.MessageQueueDAO;

 import org.kuali.rice.ksb.messaging.service.MessageQueueService;

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

 import javax.xml.namespace.QName;

 import java.sql.Timestamp;

 import java.util.List;

 import java.util.Map;

 public class MessageQueueServiceImpl implements MessageQueueService {

     private static final Logger LOG = Logger.getLogger(MessageQueueServiceImpl.class);

     private MessageQueueDAO messageQueueDao;

     public void delete(PersistedMessageBO routeQueue) {

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

             if (LOG.isDebugEnabled()) {

                 LOG.debug("Message Persistence is on.  Deleting stored message" + routeQueue);

             }

             this.getMessageQueueDao().remove(routeQueue);

         }

     }

     public void save(PersistedMessageBO routeQueue) {

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

             if (LOG.isDebugEnabled()) {

                 LOG.debug("Persisting Message " + routeQueue);

             }

             this.getMessageQueueDao().save(routeQueue);

         }

     }

     public List<PersistedMessageBO> findAll() {

         return this.getMessageQueueDao().findAll();

     }

     public List<PersistedMessageBO> findAll(int maxRows) {

         return this.getMessageQueueDao().findAll(maxRows);

     }

     public PersistedMessageBO findByRouteQueueId(Long routeQueueId) {

         return getMessageQueueDao().findByRouteQueueId(routeQueueId);

     }

     public PersistedMessagePayload findByPersistedMessageByRouteQueueId(Long routeQueueId) {

         return messageQueueDao.findByPersistedMessageByRouteQueueId(routeQueueId);

     }

     public List<PersistedMessageBO> getNextDocuments(Integer maxDocuments) {

         return this.getMessageQueueDao().getNextDocuments(maxDocuments);

     }

     public MessageQueueDAO getMessageQueueDao() {

         return this.messageQueueDao;

     }

     public void setMessageQueueDao(MessageQueueDAO queueDAO) {

         this.messageQueueDao = queueDAO;

     }

     public List<PersistedMessageBO> findByServiceName(QName serviceName, String methodName) {

         return getMessageQueueDao().findByServiceName(serviceName, methodName);

     }

     public List<PersistedMessageBO> findByValues(Map<String, String> criteriaValues, int maxRows) {

         return getMessageQueueDao().findByValues(criteriaValues, maxRows);

     }

     public Integer getMaxRetryAttempts() {

         return new Integer(ConfigContext.getCurrentContextConfig().getProperty(KSBConstants.Config.ROUTE_QUEUE_MAX_RETRY_ATTEMPTS_KEY));

     }

     public PersistedMessageBO getMessage(ServiceConfiguration serviceConfiguration, AsynchronousCall methodCall) {

         PersistedMessageBO message = new PersistedMessageBO();

         message.setPayload(new PersistedMessagePayload(methodCall, message));

         message.setIpNumber(RiceUtilities.getIpNumber());

         message.setServiceName(serviceConfiguration.getServiceName().toString());

         message.setQueueDate(new Timestamp(System.currentTimeMillis()));

         if (serviceConfiguration.getPriority() == null) {

             message.setQueuePriority(KSBConstants.ROUTE_QUEUE_DEFAULT_PRIORITY);

         } else {

             message.setQueuePriority(serviceConfiguration.getPriority());

         }

         message.setQueueStatus(KSBConstants.ROUTE_QUEUE_QUEUED);

         message.setRetryCount(0);

         if (serviceConfiguration.getMillisToLive() > 0) {

             message.setExpirationDate(new Timestamp(System.currentTimeMillis() + serviceConfiguration.getMillisToLive()));

         }

         message.setApplicationId(CoreConfigHelper.getApplicationId());

         message.setMethodName(methodCall.getMethodName());

         return message;

     }

 }