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java.lang.Objectrabbit.handler.BaseHandler
rabbit.handler.GZipHandler
public class GZipHandler
This handler compresses the data passing through it.
| Field Summary | |
|---|---|
protected boolean |
compress
|
| Fields inherited from class rabbit.handler.BaseHandler |
|---|
cacheChannel, clientHandle, con, content, entry, mayCache, mayFilter, request, response, size, tlh, totalRead |
| Constructor Summary | |
|---|---|
GZipHandler()
For creating the factory. |
|
GZipHandler(Connection con,
TrafficLoggerHandler tlh,
HttpHeader request,
BufferHandle clientHandle,
HttpHeader response,
ResourceSource content,
boolean mayCache,
boolean mayFilter,
long size,
boolean compress)
Create a new GZipHandler for the given request. |
|
| Method Summary | |
|---|---|
void |
blockSent()
The http header has been sent. |
void |
bufferRead(BufferHandle bufHandle)
A buffer has been read, the buffer has been flip:ed before this call is made so position and remaining are valid. |
boolean |
changesContentSize()
®return true this handler modifies the content. |
protected void |
finishData()
This method is used to finish the data for the resource being sent. |
Handler |
getNewInstance(Connection con,
TrafficLoggerHandler tlh,
HttpHeader header,
BufferHandle bufHandle,
HttpHeader webHeader,
ResourceSource content,
boolean mayCache,
boolean mayFilter,
long size)
Get a new Handler for the given request made. |
protected boolean |
mayTransfer()
Check if this handler supports direct transfers. |
protected void |
modifyBuffer(BufferHandle bufHandle)
This method is used when we are not compressing data. |
protected void |
prepare()
This method is used to prepare the data for the resource being sent. |
protected void |
send(BufferHandle bufHandle)
|
void |
setup(SProperties prop)
setup the handler factory. |
protected void |
setupHandler()
|
protected void |
waitForData()
|
protected boolean |
willCompress(HttpHeader request)
|
protected void |
writeDataToGZipper(byte[] arr)
Write the current block of data to the gzipper. |
| Methods inherited from class rabbit.handler.BaseHandler |
|---|
addCache, deleteFile, failed, finish, finishedRead, getLogger, handle, httpHeaderSent, mayCacheFromSize, mayRestrictCacheSize, prepareStream, removeCache, send, sendHeader, setPartialContent, timeout, writeCache |
| Methods inherited from class java.lang.Object |
|---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Field Detail |
|---|
protected boolean compress
| Constructor Detail |
|---|
public GZipHandler()
public GZipHandler(Connection con,
TrafficLoggerHandler tlh,
HttpHeader request,
BufferHandle clientHandle,
HttpHeader response,
ResourceSource content,
boolean mayCache,
boolean mayFilter,
long size,
boolean compress)
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.compress - if we want this handler to compress or not.| Method Detail |
|---|
protected void setupHandler()
protected boolean willCompress(HttpHeader request)
public Handler getNewInstance(Connection con,
TrafficLoggerHandler tlh,
HttpHeader header,
BufferHandle bufHandle,
HttpHeader webHeader,
ResourceSource content,
boolean mayCache,
boolean mayFilter,
long size)
HandlerFactory
getNewInstance in interface HandlerFactorygetNewInstance in class BaseHandlercon - 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).public boolean changesContentSize()
changesContentSize in interface HandlerchangesContentSize in class BaseHandlerprotected void prepare()
BaseHandler
prepare in class BaseHandlerprotected void finishData()
BaseHandler
finishData in class BaseHandlerprotected boolean mayTransfer()
mayTransfer in class BaseHandlerpublic void blockSent()
BlockSentListener
blockSent in interface BlockSentListenerblockSent in class BaseHandlerprotected void waitForData()
protected void writeDataToGZipper(byte[] arr)
throws IOException
arr - the data to write to the gzip stream.
IOExceptionprotected void modifyBuffer(BufferHandle bufHandle)
bufHandle - the handle to the buffer that just was read.protected void send(BufferHandle bufHandle)
public void bufferRead(BufferHandle bufHandle)
BlockListener
bufferRead in interface BlockListenerbufferRead in class BaseHandlerpublic void setup(SProperties prop)
HandlerFactory
setup in interface HandlerFactorysetup in class BaseHandler
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