//========================================================================
//Copyright 2006-2007 Mort Bay Consulting Pty. Ltd.
//------------------------------------------------------------------------
//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.
//========================================================================
package org.mortbay.jetty.client;
import java.io.IOException;
import org.mortbay.io.Buffer;
import org.mortbay.jetty.HttpFields;
/**
* An exchange that caches response status and fields for later use.
*
* @author gregw
*
*/
public class CachedExchange extends HttpExchange
{
protected int _responseStatus;
protected HttpFields _responseFields;
public CachedExchange(boolean cacheFields)
{
if (cacheFields)
_responseFields = new HttpFields();
}
/* ------------------------------------------------------------ */
public int getResponseStatus()
{
if (getStatus() < HttpExchange.STATUS_PARSING_HEADERS)
throw new IllegalStateException("Response not received");
return _responseStatus;
}
/* ------------------------------------------------------------ */
public HttpFields getResponseFields()
{
if (getStatus() < HttpExchange.STATUS_PARSING_HEADERS)
throw new IllegalStateException("Headers not complete");
return _responseFields;
}
/* ------------------------------------------------------------ */
protected void onResponseStatus(Buffer version, int status, Buffer reason) throws IOException
{
_responseStatus = status;
super.onResponseStatus(version,status,reason);
}
/* ------------------------------------------------------------ */
protected void onResponseHeader(Buffer name, Buffer value) throws IOException
{
if (_responseFields != null)
_responseFields.add(name,value);
super.onResponseHeader(name,value);
}
}