/**
    * Copyright 2004-2013 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.hr.time.util;
  
  import java.sql.SQLException;
  import java.sql.Statement;
  import java.util.ArrayList;
  import java.util.List;
  
  import javax.sql.DataSource;
  
  import junit.framework.Assert;
  
  import org.apache.commons.lang.StringUtils;
  import org.springframework.jdbc.core.JdbcTemplate;
  import org.springframework.jdbc.core.StatementCallback;
  import org.springframework.transaction.PlatformTransactionManager;
  import org.springframework.transaction.TransactionStatus;
  import org.springframework.transaction.support.TransactionCallback;
  import org.springframework.transaction.support.TransactionTemplate;
  
  public class DatabaseCleanupDataLifecycle extends SQLDataLifeCycle {
  
      public DatabaseCleanupDataLifecycle(Class caller) {
          super(caller);
      }
  
      public void loadData(final PlatformTransactionManager transactionManager, final DataSource dataSource, final String schemaName) {
          Assert.assertNotNull("DataSource could not be located.", dataSource);
  
          if (schemaName == null || schemaName.equals("")) {
              Assert.fail("Empty schema name given");
          }
          new TransactionTemplate(transactionManager).execute(new TransactionCallback() {
              public Object doInTransaction(final TransactionStatus status) {
                  verifyTestEnvironment(dataSource);
                  return new JdbcTemplate(dataSource).execute(new StatementCallback() {
                      public Object doInStatement(Statement statement) throws SQLException {
                          List<String> sqlStatements = new ArrayList<String>();
                          //
                          // djunk - add a per-class special test data loader,
                          // loads <testclassname>.sql from the same directory
                          // as the other SQL loaded.
                          if (callingTestClass != null) {
                              sqlStatements.addAll(getTestDataSQLStatements("src/test/config/sql/" + callingTestClass.getSimpleName() + "-cleanup.sql"));
                          }
                          for(String sql : sqlStatements){
                              if (!sql.startsWith("#") && !sql.startsWith("//") && !StringUtils.isEmpty(sql.trim())) {
                                  // ignore comment lines in our sql reader.
                                  statement.addBatch(sql);
                              }
                          }
                          statement.executeBatch();
                          return null;
                      }
                  });
              }
          });
      }
  }