org.apache.nifi.processors.standard.relp.frame

Class RELPFrameDecoder

java.lang.Object

io.netty.channel.ChannelHandlerAdapter

io.netty.channel.ChannelInboundHandlerAdapter

io.netty.handler.codec.ByteToMessageDecoder

org.apache.nifi.processors.standard.relp.frame.RELPFrameDecoder

All Implemented Interfaces:

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

public class RELPFrameDecoder
extends io.netty.handler.codec.ByteToMessageDecoder

Decode RELP message bytes into a RELPMessage

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 and Description
private Charset	charset
(package private) static String	CMD_CLOSE
(package private) static String	CMD_OPEN
private RELPDecoder	decoder
private RELPEncoder	encoder
private RELPMessageFactory	eventFactory
private ComponentLog	logger

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

COMPOSITE_CUMULATOR, MERGE_CUMULATOR

Constructor Summary

Constructors

Constructor and Description
RELPFrameDecoder(ComponentLog logger, Charset charset)

Method Summary

Modifier and Type	Method and Description
protected void	decode(io.netty.channel.ChannelHandlerContext ctx, io.netty.buffer.ByteBuf in, List<Object> out)
private void	handle(RELPFrame frame, io.netty.channel.ChannelHandlerContext ctx, String sender, List<Object> out)

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

actualReadableBytes, callDecode, 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, exceptionCaught

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

charset

private Charset charset

decoder

private RELPDecoder decoder

logger

private final ComponentLog logger

encoder

private final RELPEncoder encoder

eventFactory

private final RELPMessageFactory eventFactory

CMD_OPEN

static final String CMD_OPEN

See Also:

Constant Field Values

CMD_CLOSE

static final String CMD_CLOSE

See Also:

Constant Field Values

Constructor Detail

RELPFrameDecoder

public RELPFrameDecoder(ComponentLog logger,
                        Charset charset)

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

handle

private void handle(RELPFrame frame,
                    io.netty.channel.ChannelHandlerContext ctx,
                    String sender,
                    List<Object> out)