net.sf.j2ep.responsehandlers
Class ResponseHandlerBase

java.lang.Object
  net.sf.j2ep.responsehandlers.ResponseHandlerBase

All Implemented Interfaces:

ResponseHandler

Direct Known Subclasses:

BasicResponseHandler, HeadResponseHandler, OptionsResponseHandler, TraceResponseHandler

public abstract class ResponseHandlerBase
extends java.lang.Object
implements ResponseHandler

Basic implementation of a Response Handler. This class can write the headers and process the output stream.

Author:

Anders Nyman

Field Summary

protected org.apache.commons.httpclient.HttpMethod

method Method we are using for this request.

Constructor Summary

ResponseHandlerBase(org.apache.commons.httpclient.HttpMethod method)
Basic constructor only setting the method.

Method Summary

void	close() Will release the connection for the method.
int	getStatusCode() Returns the HTTP status code we received from the server
abstract void	process(HttpServletResponse response) Will process the response to set headers and streams for it.
protected void	sendStreamToClient(ServletResponse response) Writes the entire stream from the method to the response stream.
protected void	setHeaders(HttpServletResponse response) Will write all response headers received in the method to the response.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

method

protected org.apache.commons.httpclient.HttpMethod method

Method we are using for this request.

Constructor Detail

ResponseHandlerBase

public ResponseHandlerBase(org.apache.commons.httpclient.HttpMethod method)

Basic constructor only setting the method.

Parameters:

method - The method we are using

Method Detail

process

public abstract void process(HttpServletResponse response)
                      throws java.io.IOException

Description copied from interface: ResponseHandler

Will process the response to set headers and streams for it. Each implementation of ResponseHandler can also add it's one method specific actions to the process method.

Specified by:

process in interface ResponseHandler

Parameters:

response - The response to process

Throws:

java.io.IOException - An exception is thrown when there is a problem with writing the output

See Also:

net.sf.j2ep.model.ResponseHandler#process(javax.servlet.http.HttpServletResponse)

close

public void close()

Will release the connection for the method.

Specified by:

close in interface ResponseHandler

See Also:

ResponseHandler.close()

getStatusCode

public int getStatusCode()

Description copied from interface: ResponseHandler

Returns the HTTP status code we received from the server

Specified by:

getStatusCode in interface ResponseHandler

Returns:

The status code

See Also:

ResponseHandler.getStatusCode()

sendStreamToClient

protected void sendStreamToClient(ServletResponse response)
                           throws java.io.IOException

Writes the entire stream from the method to the response stream.

Parameters:

response - Response to send data to

Throws:

java.io.IOException - An IOException is thrown when we are having problems with reading the streams

setHeaders

protected void setHeaders(HttpServletResponse response)

Will write all response headers received in the method to the response. One header, connection, is however omitted since we will only want the client to keep his connection to the proxy not to the backing server.

Parameters:

response - The response that will have headers written to it