/*

  * 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.ken.core;

 import javax.sql.DataSource;

 import org.apache.log4j.Logger;

 import org.kuali.rice.core.api.lifecycle.LifecycleBean;

 import org.kuali.rice.core.api.lifecycle.LifecycleBean;

 import org.springframework.beans.BeansException;

 import org.springframework.beans.factory.BeanFactory;

 import org.springframework.beans.factory.BeanFactoryAware;

 import org.springframework.beans.factory.BeanInitializationException;

 import org.springframework.transaction.PlatformTransactionManager;

 import org.springframework.transaction.support.TransactionTemplate;

 /**

  * Eager-initializing singleton bean that performs some notification startup operations

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

  */

 public class NotificationLifeCycle extends LifecycleBean implements BeanFactoryAware {

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

     //private String ojbPlatform;

     private BeanFactory theFactory;

     private PlatformTransactionManager txMgr;

     private DataSource dataSource;

     /**

      * This method sets the OJB platform.

      * @param platform

      */

     /*

     public void setOjbPlatform(String platform) {

         this.ojbPlatform = platform;

     }*/

     /**

      * @see org.springframework.beans.factory.BeanFactoryAware#setBeanFactory(org.springframework.beans.factory.BeanFactory)

      */

     public void setBeanFactory(BeanFactory theFactory) throws BeansException {

          this.theFactory = theFactory;

     }

     public void setTransactionManager(PlatformTransactionManager txMgr) {

         this.txMgr = txMgr;

     }

     public void setDataSource(DataSource dataSource) {

         this.dataSource = dataSource;

     }

     /**

      * Helper method for creating a TransactionTemplate initialized to create

      * a new transaction

      * @return a TransactionTemplate initialized to create a new transaction

      */

     protected TransactionTemplate createNewTransaction() {

         TransactionTemplate tt = new TransactionTemplate(txMgr);

         tt.setPropagationBehavior(TransactionTemplate.PROPAGATION_REQUIRES_NEW);

         return tt;

     }

     /**

      * @see org.kuali.rice.ken.core.BaseLifecycle#start()

      */

     public void start() throws Exception {

         /*if (ojbPlatform == null) {

             throw new BeanInitializationException("No platform was configured, please configure the datasource.ojb.platform property.");

         }*/

         GlobalNotificationServiceLocator.init(theFactory);

         /*

         createNewTransaction().execute(new TransactionCallback() {

             public Object doInTransaction(TransactionStatus txStatus) {

                 JdbcTemplate t = new JdbcTemplate(dataSource);

                 Boolean dataLoaded = (Boolean) t.execute(new StatementCallback() {

                     public Object doInStatement(Statement stmt) throws SQLException, DataAccessException {

                         ResultSet rs = stmt.executeQuery("select * from APP_META_T where NAME = 'ken.bootstrap.loaded' and VALUE = 'true'");

                         try {

                             return rs.next();

                         } finally {

                             rs.close();

                         }

                     }

                 });

                 if (!dataLoaded.booleanValue()) {

                     loadXmlFile("classpath:data/NotificationData.xml");

                     t.execute(new StatementCallback() {

                         public Object doInStatement(Statement stmt) throws SQLException, DataAccessException {

                             ResultSet rs = stmt.executeQuery("update APP_META_T where NAME = 'ken.bootstrap.loaded' and VALUE = 'true'");

                             try {

                                 return rs.next();

                             } finally {

                                 rs.close();

                             }

                         }

                     });

                 }

             }

         });

         */

         //LOG.info("Setting OJB platform to: " + ojbPlatform);

         //PersistenceBrokerFactory.defaultPersistenceBroker().serviceConnectionManager().getConnectionDescriptor().setDbms(ojbPlatform);

         super.start();

     }

     // yanked from KEWXmlDataLoaderLifecycle

     /*

     protected void loadXmlFile(String fileName) throws Exception {

         Resource resource = new DefaultResourceLoader().getResource(fileName);

         InputStream xmlFile = resource.getInputStream();

         if (xmlFile == null) {

                 throw new ConfigurationException("Didn't find file " + fileName);

         }

         List<XmlDocCollection> xmlFiles = new ArrayList<XmlDocCollection>();

         XmlDocCollection docCollection = getFileXmlDocCollection(xmlFile, "UnitTestTemp");

         xmlFiles.add(docCollection);

         KEWServiceLocator.getXmlIngesterService().ingest(xmlFiles);

         for (Iterator iterator = docCollection.getXmlDocs().iterator(); iterator.hasNext();) {

                 XmlDoc doc = (XmlDoc) iterator.next();

                 if (!doc.isProcessed()) {

                         throw new RuntimeException("Failed to ingest xml doc: " + doc.getName());

                 }

         }

     }

     protected FileXmlDocCollection getFileXmlDocCollection(InputStream xmlFile, String tempFileName) throws IOException {

         if (xmlFile == null) {

             throw new RuntimeException("Didn't find the xml file " + tempFileName);

         }

         File temp = File.createTempFile(tempFileName, ".xml");

         FileOutputStream fos = new FileOutputStream(temp);

         int data = -1;

         while ((data = xmlFile.read()) != -1) {

             fos.write(data);

         }

         fos.close();

         return new FileXmlDocCollection(temp);

     }*/

     /**

      * @see org.kuali.rice.ken.core.BaseLifecycle#stop()

      */

     public void stop() throws Exception {

         GlobalNotificationServiceLocator.destroy();

         super.stop();

     }

 }