io.netty.channel

Interface ChannelOutboundMessageHandler<I>

Type Parameters:

I - the message type

All Known Implementing Classes:

Base64Encoder, ByteArrayEncoder, ByteToMessageCodec, ChannelOutboundMessageHandlerAdapter, ChunkedWriteHandler, CompatibleMarshallingEncoder, CompatibleObjectEncoder, HttpClientCodec, HttpContentCompressor, HttpContentEncoder, HttpObjectEncoder, HttpRequestEncoder, HttpResponseEncoder, HttpServerCodec, LengthFieldPrepender, MarshallingEncoder, MessageLoggingHandler, MessageToByteEncoder, MessageToMessageCodec, MessageToMessageEncoder, ObjectEncoder, ProtobufEncoder, ProtobufVarint32LengthFieldPrepender, RtspObjectEncoder, RtspRequestEncoder, RtspResponseEncoder, SocksMessageEncoder, SpdyFrameCodec, SpdyFrameEncoder, SpdyHttpCodec, SpdyHttpEncoder, SpdyHttpResponseStreamIdHandler, SpdySessionHandler, StringEncoder, WebSocket00FrameEncoder, WebSocket07FrameEncoder, WebSocket08FrameEncoder, WebSocket13FrameEncoder

public interface ChannelOutboundMessageHandler<I>

ChannelOutboundHandler implementation which operates on messages of a specific type by pass them in a MessageBuf and consume then from there. If your ChannelOutboundMessageHandler handles messages of type ByteBuf or Object and you want to add a ByteBuf to the next buffer in the ChannelPipeline use ChannelHandlerUtil.addToNextOutboundBuffer(ChannelHandlerContext, Object).

Nested Class Summary

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

ChannelHandler.Sharable

Method Summary

Methods

Modifier and Type	Method and Description
void	freeOutboundBuffer(ChannelHandlerContext ctx) Invoked when this handler is not allowed to send any outbound message anymore and thus it's safe to deallocate its outbound buffer.
MessageBuf<I>	newOutboundBuffer(ChannelHandlerContext ctx) Return the Buf which will be used for outbound data for the given ChannelHandlerContext.

Methods inherited from interface io.netty.channel.ChannelOperationHandler

bind, close, connect, deregister, disconnect, flush, read, sendFile

Methods inherited from interface io.netty.channel.ChannelHandler

afterAdd, afterRemove, beforeAdd, beforeRemove, exceptionCaught

Method Detail

newOutboundBuffer

MessageBuf<I> newOutboundBuffer(ChannelHandlerContext ctx)
                                throws Exception

Return the Buf which will be used for outbound data for the given ChannelHandlerContext.

Throws:

Exception

freeOutboundBuffer

void freeOutboundBuffer(ChannelHandlerContext ctx)
                        throws Exception

Invoked when this handler is not allowed to send any outbound message anymore and thus it's safe to deallocate its outbound buffer.

Throws:

Exception