public class ProtobufVarint32FrameDecoder extends ByteToMessageDecoder
ByteBuf
s dynamically by the
value of the Google Protocol Buffers
Base
128 Varints integer length field in the message. For example:
BEFORE DECODE (302 bytes) AFTER DECODE (300 bytes) +--------+---------------+ +---------------+ | Length | Protobuf Data |----->| Protobuf Data | | 0xAC02 | (300 bytes) | | (300 bytes) | +--------+---------------+ +---------------+
CodedInputStream
ChannelHandler.Sharable
Constructor and Description |
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ProtobufVarint32FrameDecoder() |
Modifier and Type | Method and Description |
---|---|
protected void |
decode(ChannelHandlerContext ctx,
ByteBuf in,
List<Object> out)
Decode the from one
ByteBuf to an other. |
actualReadableBytes, callDecode, channelInactive, channelRead, channelReadComplete, decodeLast, handlerRemoved, handlerRemoved0, internalBuffer, isSingleDecode, setSingleDecode
channelActive, channelRegistered, channelUnregistered, channelWritabilityChanged, exceptionCaught, userEventTriggered
handlerAdded, isSharable
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
handlerAdded
protected void decode(ChannelHandlerContext ctx, ByteBuf in, List<Object> out) throws Exception
ByteToMessageDecoder
ByteBuf
to an other. This method will be called till either the input
ByteBuf
has nothing to read anymore, till nothing was read from the input ByteBuf
or till
this method returns null
.decode
in class ByteToMessageDecoder
ctx
- the ChannelHandlerContext
which this ByteToMessageDecoder
belongs toin
- the ByteBuf
from which to read dataout
- the List
to which decoded messages should be addedException
- is thrown if an error accourCopyright © 2008–2013 The Netty Project. All rights reserved.