org.riotfamily.cachius.servlet
Class ResponseCapturingHandler

java.lang.Object
  org.riotfamily.cachius.servlet.SessionIdCacheHandler
      org.riotfamily.cachius.servlet.ResponseCapturingHandler

All Implemented Interfaces:

CacheHandler

Direct Known Subclasses:

ZippedResponseHandler

public abstract class ResponseCapturingHandler
extends SessionIdCacheHandler

Abstract CacheHandler that creates a response wrapper and captures everything that is written to the response's OutputStream or Writer.

Field Summary

Fields inherited from interface org.riotfamily.cachius.CacheHandler

CACHE_ETERNALLY

Constructor Summary

ResponseCapturingHandler(HttpServletRequest request, HttpServletResponse response, CacheKeyAugmentor cacheKeyAugmentor)

Method Summary

protected abstract void	handleInternal(HttpServletResponse response)
void	handleUncached() Callback method that is invoked when no CacheItem could be created.
protected boolean	updateCacheItemInternal(CacheItem cacheItem)
protected void	writeCacheItemInternal(CacheItem cacheItem)

Methods inherited from class org.riotfamily.cachius.servlet.SessionIdCacheHandler

augmentCacheKey, getCacheKey, getCacheKeyInternal, getLastModified, getRequest, getSessionIdEncoder, getTimeToLive, postProcess, updateCacheItem, writeCacheItem

Methods inherited from class java.lang.Object

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

Constructor Detail

ResponseCapturingHandler

public ResponseCapturingHandler(HttpServletRequest request,
                                HttpServletResponse response,
                                CacheKeyAugmentor cacheKeyAugmentor)

Method Detail

updateCacheItemInternal

protected boolean updateCacheItemInternal(CacheItem cacheItem)
                                   throws Exception

Specified by:

updateCacheItemInternal in class SessionIdCacheHandler

Throws:

Exception

handleUncached

public void handleUncached()
                    throws Exception

Description copied from interface: CacheHandler

Callback method that is invoked when no CacheItem could be created. This can be the case when either CacheHandler.getCacheKey() returns null, the cache is disabled or an unexpected error occurred.

Throws:

Exception

handleInternal

protected abstract void handleInternal(HttpServletResponse response)
                                throws Exception

Throws:

Exception

writeCacheItemInternal

protected final void writeCacheItemInternal(CacheItem cacheItem)
                                     throws IOException

Specified by:

writeCacheItemInternal in class SessionIdCacheHandler

Throws:

IOException