rabbit.handler
Class JavaImageHandler
java.lang.Object
rabbit.handler.BaseHandler
rabbit.handler.ImageHandlerBase
rabbit.handler.JavaImageHandler
- All Implemented Interfaces:
- Handler, HandlerFactory, AsyncListener, BlockListener, BlockSentListener, HttpHeaderSentListener
public class JavaImageHandler
- extends ImageHandlerBase
This image handler uses standard java imageio to convert images
into low quality jpegs.
- Author:
- Robert Olofsson
Fields inherited from class rabbit.handler.BaseHandler |
cacheChannel, clientHandle, con, content, entry, mayCache, mayFilter, request, response, size, tlh, totalRead |
Constructor Summary |
JavaImageHandler()
For creating the factory. |
JavaImageHandler(Connection con,
TrafficLoggerHandler tlh,
HttpHeader request,
BufferHandle clientHandle,
HttpHeader response,
ResourceSource content,
boolean mayCache,
boolean mayFilter,
long size,
SProperties config,
boolean doConvert,
int minSizeToConvert)
Create a new ImageHandler for the given request. |
Methods inherited from class rabbit.handler.ImageHandlerBase |
addCache, changesContentSize, checkFileType, closeStreams, convertImage, finish, getConfig, getDoConvert, getMinSizeToConvert, handle, mayCacheFromSize, mayRestrictCacheSize, readImage, removeCache, selectImage, setDoConvert, tryconvert |
Methods inherited from class rabbit.handler.BaseHandler |
blockSent, bufferRead, deleteFile, failed, finishData, finishedRead, getLogger, httpHeaderSent, mayTransfer, prepare, prepareStream, send, sendHeader, setPartialContent, timeout, writeCache |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
JavaImageHandler
public JavaImageHandler()
- For creating the factory.
JavaImageHandler
public JavaImageHandler(Connection con,
TrafficLoggerHandler tlh,
HttpHeader request,
BufferHandle clientHandle,
HttpHeader response,
ResourceSource content,
boolean mayCache,
boolean mayFilter,
long size,
SProperties config,
boolean doConvert,
int minSizeToConvert)
- Create a new ImageHandler for the given request.
- Parameters:
con
- the Connection handling the request.request
- the actual request made.clientHandle
- the client side buffer.response
- the actual response.content
- the resource.mayCache
- May we cache this request?mayFilter
- May we filter this request?size
- the size of the data beeing handled.
getNewInstance
public Handler getNewInstance(Connection con,
TrafficLoggerHandler tlh,
HttpHeader header,
BufferHandle bufHandle,
HttpHeader webHeader,
ResourceSource content,
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 BaseHandler
- Parameters:
con
- the Connection handling the request.tlh
- the Traffic logger handler.header
- the request.bufHandle
- the client side buffer handle (may contain the next request).webHeader
- the response.content
- the resource.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).
internalConvertImage
protected ImageHandlerBase.ImageConversionResult internalConvertImage(String entryName)
throws IOException
- Description copied from class:
ImageHandlerBase
- Perform the actual image conversion.
- Specified by:
internalConvertImage
in class ImageHandlerBase
- Parameters:
entryName
- the filename of the cache entry to use.
- Throws:
IOException
setup
public void setup(SProperties prop)
- Description copied from interface:
HandlerFactory
- setup the handler factory.
- Specified by:
setup
in interface HandlerFactory
- Overrides:
setup
in class ImageHandlerBase