/*

  * 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.core.impl.config.module;

 import java.util.ArrayList;

 import java.util.LinkedList;

 import java.util.List;

 import javax.sql.DataSource;

 import javax.transaction.TransactionManager;

 import javax.transaction.UserTransaction;

 import org.apache.commons.lang.StringUtils;

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

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

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

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

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

 import org.kuali.rice.core.framework.persistence.jpa.OrmUtils;

 import org.kuali.rice.core.util.RiceConstants;

 /**

  * This is a place to put some of the common configuration logic that used to be done by the RiceConfigurer.

  */

 public class CoreConfigurer extends ModuleConfigurer {

         private DataSource dataSource;

         private DataSource nonTransactionalDataSource;

         private DataSource serverDataSource;

         private String platform;

         private UserTransaction userTransaction;

         private TransactionManager transactionManager;

         private CredentialsSourceFactory credentialsSourceFactory;

         @Override

         public List<Lifecycle> loadLifecycles() throws Exception {

                 final List<Lifecycle> lifecycles = new LinkedList<Lifecycle>();

                 if (isConfigureLogging()) {

                         lifecycles.add(new Log4jLifeCycle());

                 }

                 return lifecycles;

         }

         @Override

         public void addAdditonalToConfig() {

                 configureJta();

                 configureDataSource();

                 configureCredentialsSourceFactory();

         }

         protected boolean isConfigureLogging() {

                 return ConfigContext.getCurrentContextConfig().getBooleanProperty(RiceConstants.RICE_LOGGING_CONFIGURE, false);

         }

         protected void configureCredentialsSourceFactory() {

                 if (credentialsSourceFactory != null) {

                         ConfigContext.getCurrentContextConfig().putObject(Config.CREDENTIALS_SOURCE_FACTORY, this.credentialsSourceFactory);

                 }

         }

         protected void configureDataSource() {

                 if (this.dataSource != null) {

                         ConfigContext.getCurrentContextConfig().putObject(RiceConstants.DATASOURCE_OBJ, this.dataSource);

                 }

         if (this.nonTransactionalDataSource != null) {

                 ConfigContext.getCurrentContextConfig().putObject(RiceConstants.NON_TRANSACTIONAL_DATASOURCE_OBJ, this.nonTransactionalDataSource);

         }

         if (this.serverDataSource != null) {

                 ConfigContext.getCurrentContextConfig().putObject(RiceConstants.SERVER_DATASOURCE_OBJ, this.serverDataSource);

         }

         }

         @Override

         public List<String> getPrimarySpringFiles() {

                 final List<String> springFileLocations = new ArrayList<String>();

                 springFileLocations.add("classpath:org/kuali/rice/core/config/CORESpringBeans.xml");

                 if (OrmUtils.isJpaEnabled("rice.core")) {

                 springFileLocations.add("classpath:org/kuali/rice/core/config/CoreJpaSpringBeans.xml");

         }

         else {

                 springFileLocations.add("classpath:org/kuali/rice/core/config/CoreOjbSpringBeans.xml");

         }

                 return springFileLocations;

         }

         /**

          * If the user injected JTA classes into this configurer, verify that both the

          * UserTransaction and TransactionManager are set and then attach them to

          * the configuration.

          */

         protected void configureJta() {

                 if (this.userTransaction != null) {

                         ConfigContext.getCurrentContextConfig().putObject(RiceConstants.USER_TRANSACTION_OBJ, this.userTransaction);

                 }

                 if (this.transactionManager != null) {

                         ConfigContext.getCurrentContextConfig().putObject(RiceConstants.TRANSACTION_MANAGER_OBJ, this.transactionManager);

                 }

                 boolean userTransactionConfigured = this.userTransaction != null || !StringUtils.isEmpty(ConfigContext.getCurrentContextConfig().getProperty(RiceConstants.USER_TRANSACTION_JNDI));

                 boolean transactionManagerConfigured = this.transactionManager != null || !StringUtils.isEmpty(ConfigContext.getCurrentContextConfig().getProperty(RiceConstants.TRANSACTION_MANAGER_JNDI));

                 if (userTransactionConfigured && !transactionManagerConfigured) {

                         throw new ConfigurationException("When configuring JTA, both a UserTransaction and a TransactionManager are required.  Only the UserTransaction was configured.");

                 }

                 if (transactionManagerConfigured && !userTransactionConfigured) {

                         throw new ConfigurationException("When configuring JTA, both a UserTransaction and a TransactionManager are required.  Only the TransactionManager was configured.");

                 }

         }

         public DataSource getDataSource() {

                 return this.dataSource;

         }

         public void setDataSource(DataSource dataSource) {

                 this.dataSource = dataSource;

         }

     public DataSource getNonTransactionalDataSource() {

         return this.nonTransactionalDataSource;

     }

     public void setNonTransactionalDataSource(DataSource nonTransactionalDataSource) {

         this.nonTransactionalDataSource = nonTransactionalDataSource;

     }

     public DataSource getServerDataSource() {

                 return this.serverDataSource;

         }

         public void setServerDataSource(DataSource serverDataSource) {

                 this.serverDataSource = serverDataSource;

         }

         public String getPlatform() {

                 return this.platform;

         }

         public void setPlatform(String platform) {

                 this.platform = platform;

         }

         public TransactionManager getTransactionManager() {

                 return this.transactionManager;

         }

         public void setTransactionManager(TransactionManager transactionManager) {

                 this.transactionManager = transactionManager;

         }

         public UserTransaction getUserTransaction() {

                 return this.userTransaction;

         }

         public void setUserTransaction(UserTransaction userTransaction) {

                 this.userTransaction = userTransaction;

         }

         public CredentialsSourceFactory getCredentialsSourceFactory() {

                 return credentialsSourceFactory;

         }

         public void setCredentialsSourceFactory(

                         final CredentialsSourceFactory credentialsSourceFactory) {

                 this.credentialsSourceFactory = credentialsSourceFactory;

         }

 }