/*
* $Id: JdbcMessageRequester.java 20349 2010-11-25 10:56:50Z pablo.kraan $
* --------------------------------------------------------------------------------------
* Copyright (c) MuleSoft, Inc. All rights reserved. http://www.mulesoft.com
*
* The software in this package is published under the terms of the CPAL v1.0
* license, a copy of which has been included with this distribution in the
* LICENSE.txt file.
*/
package org.mule.transport.jdbc;
import org.mule.api.MuleEvent;
import org.mule.api.MuleMessage;
import org.mule.api.endpoint.InboundEndpoint;
import org.mule.transport.AbstractMessageRequester;
import org.mule.transport.jdbc.sqlstrategy.SqlStatementStrategy;
public class JdbcMessageRequester extends AbstractMessageRequester
{
private JdbcConnector connector;
public JdbcMessageRequester(InboundEndpoint endpoint)
{
super(endpoint);
this.connector = (JdbcConnector) endpoint.getConnector();
}
@Override
protected void doDispose()
{
// template method
}
/**
* Make a specific request to the underlying transport
*
* @param timeout the maximum time the operation should block before returning.
* The call should return immediately if there is data available. If
* no data becomes available before the timeout elapses, null will be
* returned
* @return the result of the request wrapped in a MuleMessage object. Null will be
* returned if no data was available
* @throws Exception if the call to the underlying protocol causes an exception
*/
protected MuleMessage doRequest(long timeout) throws Exception
{
return doRequest(timeout, null);
}
/**
* Make a specific request to the underlying transport
* Special case: The event is need when doReceive was called from doSend
* @param timeout only for compatibility with doRequest(long timeout)
* @param event There is a need to get params from message
* @return the result of the request wrapped in a MuleMessage object. Null will be
* returned if no data was available
* @throws Exception if the call to the underlying protocol causes an exception
*/
protected MuleMessage doRequest(long timeout, MuleEvent event) throws Exception
{
String statement = connector.getStatement(endpoint);
SqlStatementStrategy strategy = connector.getSqlStatementStrategyFactory().create(statement, null);
return strategy.executeStatement(connector, endpoint, event, timeout);
}
@Override
protected void doConnect() throws Exception
{
// template method
}
@Override
protected void doDisconnect() throws Exception
{
// template method
}
}