rabbit.handler
Class FilterHandler

java.lang.Object
  rabbit.handler.BaseHandler
      rabbit.handler.GZIPHandler
          rabbit.handler.FilterHandler

All Implemented Interfaces:

Handler, HandlerFactory, Logger

public class FilterHandler
extends GZIPHandler

This class is used to filter html pages.

Field Summary

Fields inherited from class rabbit.handler.BaseHandler

cacheStream, clientstream, con, contentstream, entry, maycache, mayfilter, request, response, size

Fields inherited from interface rabbit.util.Logger

ALL, DEBUG, ERROR, FATAL, INFO, MSG, WARN

Constructor Summary

FilterHandler()

FilterHandler(Connection con, HTTPHeader request, HTTPHeader response, HTTPInputStream contentstream, MultiOutputStream clientstream, boolean maycache, boolean mayfilter, long size)
Create a new FilterHandler for the given request.

Method Summary

Handler	getNewInstance(Connection connection, HTTPHeader header, HTTPHeader webheader, HTTPInputStream contentStream, MultiOutputStream out, boolean maycache, boolean mayfilter, long size) Get a new Handler for the given request made.
protected java.util.List<HTMLFilter>	initFilters() Initialize the filter we are using.
void	send() Send the actual data (read data, filter data, send data).
void	setup(Logger logger, SProperties prop) Setup this class.

Methods inherited from class rabbit.handler.GZIPHandler

clientStreamHasCache, finishStream, prepareStream

Methods inherited from class rabbit.handler.BaseHandler

addCacheStream, finish, getFactory, handle, logError, logError, mayCacheFromSize, mayRestrictCacheSize, removeCache, setPartialContent, writeData, writeHeader

Methods inherited from class java.lang.Object

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

Constructor Detail

FilterHandler

public FilterHandler()

FilterHandler

public FilterHandler(Connection con,
                     HTTPHeader request,
                     HTTPHeader response,
                     HTTPInputStream contentstream,
                     MultiOutputStream clientstream,
                     boolean maycache,
                     boolean mayfilter,
                     long size)

Create a new FilterHandler for the given request.

Parameters:

con - the Connection handling the request.

request - the actual request made.

response - the actual response.

contentstream - the stream to read data from.

clientstream - the stream to write data to.

maycache - May we cache this request?

mayfilter - May we filter this request?

size - the size of the data beeing handled.

Method Detail

getNewInstance

public Handler getNewInstance(Connection connection,
                              HTTPHeader header,
                              HTTPHeader webheader,
                              HTTPInputStream contentStream,
                              MultiOutputStream out,
                              boolean maycache,
                              boolean mayfilter,
                              long size)

Description copied from interface: HandlerFactory

Get a new Handler for the given request made.

Specified by:

getNewInstance in interface HandlerFactory

Overrides:

getNewInstance in class GZIPHandler

Parameters:

connection - the Connection handling the request.

header - the request.

webheader - the response.

contentStream - the data to read.

out - the client (and possibly the cache).

maycache - if the handler may cache the response.

mayfilter - if the handler may filter the response.

size - the Size of the data beeing handled (-1 = unknown length).

send

public void send()
          throws java.io.IOException

Send the actual data (read data, filter data, send data).

Overrides:

send in class BaseHandler

Throws:

java.io.IOException - if reading or writing of the data fails.

setup

public void setup(Logger logger,
                  SProperties prop)

Setup this class.

Specified by:

setup in interface HandlerFactory

Overrides:

setup in class GZIPHandler

Parameters:

prop - the properties of this class.

initFilters

protected java.util.List<HTMLFilter> initFilters()

Initialize the filter we are using.

Returns:

a List of HTMLFilters.