Package org.infinispan.server.memcached

Class MemcachedDecoder

java.lang.Object

io.netty.channel.ChannelHandlerAdapter

io.netty.channel.ChannelInboundHandlerAdapter

io.netty.handler.codec.ByteToMessageDecoder

io.netty.handler.codec.ReplayingDecoder<MemcachedDecoderState>

org.infinispan.server.memcached.MemcachedDecoder

All Implemented Interfaces:

io.netty.channel.ChannelHandler, io.netty.channel.ChannelInboundHandler

public class MemcachedDecoder
extends io.netty.handler.codec.ReplayingDecoder<MemcachedDecoderState>

A Memcached protocol specific decoder

Since:

4.1

Author:

Galder Zamarreño

Nested Class Summary

Nested classes/interfaces inherited from class io.netty.handler.codec.ByteToMessageDecoder

io.netty.handler.codec.ByteToMessageDecoder.Cumulator

Nested classes/interfaces inherited from interface io.netty.channel.ChannelHandler

io.netty.channel.ChannelHandler.Sharable

Field Summary

Fields

Modifier and Type	Field	Description
protected Configuration	cacheConfiguration
protected org.infinispan.server.memcached.RequestHeader	header
protected Predicate<? super String>	ignoreCache
protected byte[]	key
protected org.infinispan.server.memcached.MemcachedParameters	params
protected byte[]	rawValue
protected NettyTransport	transport

Fields inherited from class io.netty.handler.codec.ByteToMessageDecoder

COMPOSITE_CUMULATOR, MERGE_CUMULATOR

Constructor Summary

Constructors

Constructor	Description
MemcachedDecoder(AdvancedCache<byte[],byte[]> memcachedCache, ScheduledExecutorService scheduler, NettyTransport transport, Predicate<? super String> ignoreCache, MediaType valuePayload)

Method Summary

Modifier and Type	Method	Description
protected Metadata	buildMetadata()
protected void	customDecodeKey(io.netty.channel.ChannelHandlerContext ctx, io.netty.buffer.ByteBuf buffer)
protected void	customDecodeValue(io.netty.channel.ChannelHandlerContext ctx, io.netty.buffer.ByteBuf buffer)
protected void	decode(io.netty.channel.ChannelHandlerContext ctx, io.netty.buffer.ByteBuf in, List<Object> out)
void	exceptionCaught(io.netty.channel.ChannelHandlerContext ctx, Throwable cause)
protected Object	get(io.netty.buffer.ByteBuf buffer)
protected Object	remove()
protected Object	replace()
protected Object	replaceIfUnmodified()
protected Object	writeResponse(io.netty.channel.Channel ch, Object response)

Methods inherited from class io.netty.handler.codec.ReplayingDecoder

callDecode, checkpoint, checkpoint, state, state

Methods inherited from class io.netty.handler.codec.ByteToMessageDecoder

actualReadableBytes, channelInactive, channelRead, channelReadComplete, decodeLast, discardSomeReadBytes, handlerRemoved, handlerRemoved0, internalBuffer, isSingleDecode, setCumulator, setDiscardAfterReads, setSingleDecode, userEventTriggered

Methods inherited from class io.netty.channel.ChannelInboundHandlerAdapter

channelActive, channelRegistered, channelUnregistered, channelWritabilityChanged

Methods inherited from class io.netty.channel.ChannelHandlerAdapter

ensureNotSharable, handlerAdded, isSharable

Methods inherited from class java.lang.Object

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

Methods inherited from interface io.netty.channel.ChannelHandler

handlerAdded

Field Detail

transport

protected final NettyTransport transport

ignoreCache

protected final Predicate<? super String> ignoreCache

key

protected byte[] key

rawValue

protected byte[] rawValue

cacheConfiguration

protected Configuration cacheConfiguration

params

protected org.infinispan.server.memcached.MemcachedParameters params

header

protected org.infinispan.server.memcached.RequestHeader header

Constructor Detail

MemcachedDecoder

public MemcachedDecoder(AdvancedCache<byte[],byte[]> memcachedCache,
                        ScheduledExecutorService scheduler,
                        NettyTransport transport,
                        Predicate<? super String> ignoreCache,
                        MediaType valuePayload)

Method Detail

decode

protected void decode(io.netty.channel.ChannelHandlerContext ctx,
                      io.netty.buffer.ByteBuf in,
                      List<Object> out)
               throws Exception

Specified by:

decode in class io.netty.handler.codec.ByteToMessageDecoder

Throws:

Exception

replace

protected Object replace()

replaceIfUnmodified

protected Object replaceIfUnmodified()

exceptionCaught

public void exceptionCaught(io.netty.channel.ChannelHandlerContext ctx,
                            Throwable cause)

Specified by:

exceptionCaught in interface io.netty.channel.ChannelHandler

Specified by:

exceptionCaught in interface io.netty.channel.ChannelInboundHandler

Overrides:

exceptionCaught in class io.netty.channel.ChannelInboundHandlerAdapter

get

protected Object get(io.netty.buffer.ByteBuf buffer)
              throws StreamCorruptedException

Throws:

StreamCorruptedException

customDecodeKey

protected void customDecodeKey(io.netty.channel.ChannelHandlerContext ctx,
                               io.netty.buffer.ByteBuf buffer)
                        throws IOException

Throws:

IOException

customDecodeValue

protected void customDecodeValue(io.netty.channel.ChannelHandlerContext ctx,
                                 io.netty.buffer.ByteBuf buffer)
                          throws StreamCorruptedException

Throws:

StreamCorruptedException

remove

protected Object remove()

buildMetadata

protected Metadata buildMetadata()

writeResponse

protected Object writeResponse(io.netty.channel.Channel ch,
                               Object response)