package org.apache.ojb.broker.accesslayer;

 /* Copyright 2002-2005 The Apache Software Foundation

  *

  * Licensed under the Apache 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.apache.org/licenses/LICENSE-2.0

  *

  * 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.

  */

 import java.sql.ResultSet;

 import java.sql.Statement;

 import org.apache.ojb.broker.accesslayer.sql.SelectStatement;

 /**

  * Intern used wrapper for {@link Statement} and {@link ResultSet} instances.

  *

  * @version $Id: ResultSetAndStatement.java,v 1.1 2007-08-24 22:17:30 ewestfal Exp $

  */

 public class ResultSetAndStatement

 {

         // private static Logger log = LoggerFactory.getLogger(ResultSetAndStatement.class);

         private final StatementManagerIF manager;

     private boolean isClosed;

     /*

     arminw: declare final to avoid stmt/rs leaking in use

     by re-setting these fields.

     */

     public final ResultSet m_rs;

     public final Statement m_stmt;

     public final SelectStatement m_sql;

         public ResultSetAndStatement(StatementManagerIF manager, Statement stmt, ResultSet rs, SelectStatement sql)

     {

                 this.manager = manager;

         m_stmt = stmt;

         m_rs = rs;

         m_sql = sql;

         isClosed = false;

     }

     /**

      * do a platform specific resource release.

      * <br/>

      * Note: This method must be called after usage

      * of this class.

      */

     public void close()

     {

         if(!isClosed)

         {

             manager.closeResources(m_stmt, m_rs);

             isClosed = true;

         }

     }

 // arminw: This class is internaly used, thus we should take care to close all used

 // resources without this check.

 //    protected void finalize() throws Throwable

 //    {

 //        super.finalize();

 //        if(!isClosed && (m_stmt != null || m_rs != null))

 //        {

 //            log.warn("** Associated resources (Statement/ResultSet) not closed!" +

 //                    " Try automatic cleanup **");

 //            try

 //            {

 //                close();

 //            }

 //            catch (Exception ignore)

 //            {

 //                //ignore it

 //            }

 //        }

 //    }

 }