Package com.sun.connector.cciblackbox

Source Code of com.sun.connector.cciblackbox.TransactionImpl

/*
* Use of this J2EE Connectors Sample Source Code file is governed by
* the following modified BSD license:
*
* Copyright 2002 Sun Microsystems, Inc. All Rights Reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* -Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* -Redistribution in binary form must reproduct the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* Neither the name of Sun Microsystems, Inc. or the names of
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* This software is provided "AS IS," without a warranty of any kind.
* ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES,
* INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A
* PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN AND
* ITS LICENSORS SHALL NOT BE LIABLE FOR ANY DAMAGES OR LIABILITIES
* SUFFERED BY LICENSEE AS A RESULT OF  OR RELATING TO USE, MODIFICATION
* OR DISTRIBUTION OF THE SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL
* SUN OR ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA,
* OR FOR DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR
* PUNITIVE DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF
* LIABILITY, ARISING OUT OF THE USE OF OR INABILITY TO USE SOFTWARE,
* EVEN IF SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
*
* You acknowledge that Software is not designed, licensed or intended
* for use in the design, construction, operation or maintenance of any
* nuclear facility.
*/
package com.sun.connector.cciblackbox;

import javax.resource.ResourceException;
import javax.resource.spi.*;
import javax.resource.spi.IllegalStateException;
import java.sql.*;
import javax.resource.cci.*;

/**
* This class captures the common methods between the spi and cci
* LocalTransactionImpl classes.
* @author Sheetal Vartak
*/
public class TransactionImpl {

    private CciManagedConnection mc;
    private boolean sendEvents;

    public TransactionImpl(CciManagedConnection mc,
                           boolean sendEvents) {
        this.mc = mc;
        this.sendEvents = sendEvents;
    }

    public void begin() throws ResourceException {
        // XXX TODO
        try {
            java.sql.Connection con = mc.getJdbcConnection();
            con.setAutoCommit(false);
            if (sendEvents) {
                mc.sendEvent(ConnectionEvent.LOCAL_TRANSACTION_STARTED, null);
            }
        } catch (SQLException ex) {
            ResourceException re = new EISSystemException(ex.getMessage());
            re.setLinkedException(ex);
            throw re;
        }
    }

    public void commit() throws ResourceException {
        java.sql.Connection con = null;
        try {
            con = mc.getJdbcConnection();
            con.commit();
            if (sendEvents) {
                mc.sendEvent(ConnectionEvent.LOCAL_TRANSACTION_COMMITTED,
                             null);
            }
        } catch (SQLException ex) {
            ResourceException re = new EISSystemException(ex.getMessage());
            re.setLinkedException(ex);
            throw re;
        } finally {
            try {
                con.setAutoCommit(true);
            } catch (Exception ex) {}
        }
    }
           
    public void rollback() throws ResourceException {
        java.sql.Connection con = null;
        try {
            con = mc.getJdbcConnection();
            con.rollback();
            if (sendEvents) {
                mc.sendEvent(ConnectionEvent.LOCAL_TRANSACTION_ROLLEDBACK,
                             null);
            }
        } catch (SQLException ex) {
            ResourceException re = new EISSystemException(ex.getMessage());
            re.setLinkedException(ex);
            throw re;
        } finally {
            try {
                con.setAutoCommit(true);
            } catch (Exception ex) {}
        }
    }

}
TOP

Related Classes of com.sun.connector.cciblackbox.TransactionImpl

TOP
Copyright © 2018 www.massapi.com. All rights reserved.
All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.