org.riotfamily.cachius.servlet
Class ServletWriterHandler

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

All Implemented Interfaces:

CacheHandler

public abstract class ServletWriterHandler
extends SessionIdCacheHandler

Field Summary

Fields inherited from interface org.riotfamily.cachius.CacheHandler

CACHE_ETERNALLY

Constructor Summary

ServletWriterHandler(HttpServletRequest request, Writer out, CacheKeyAugmentor cacheKeyAugmentor)

Method Summary

void	handleUncached() Callback method that is invoked when no CacheItem could be created.
protected abstract void	render(Writer out)
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

ServletWriterHandler

public ServletWriterHandler(HttpServletRequest request,
                            Writer out,
                            CacheKeyAugmentor cacheKeyAugmentor)

Method Detail

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

updateCacheItemInternal

protected boolean updateCacheItemInternal(CacheItem cacheItem)
                                   throws Exception

Specified by:

updateCacheItemInternal in class SessionIdCacheHandler

Throws:

Exception

render

protected abstract void render(Writer out)
                        throws Exception

Throws:

Exception

writeCacheItemInternal

protected void writeCacheItemInternal(CacheItem cacheItem)
                               throws IOException

Specified by:

writeCacheItemInternal in class SessionIdCacheHandler

Throws:

IOException