Package io.netty.handler.codec.haproxy
Class HAProxyMessageEncoder
- java.lang.Object
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- io.netty.channel.ChannelHandlerAdapter
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- io.netty.channel.ChannelOutboundHandlerAdapter
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- io.netty.handler.codec.MessageToByteEncoder<HAProxyMessage>
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- io.netty.handler.codec.haproxy.HAProxyMessageEncoder
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- All Implemented Interfaces:
ChannelHandler
,ChannelOutboundHandler
@Sharable public final class HAProxyMessageEncoder extends MessageToByteEncoder<HAProxyMessage>
Encodes an HAProxy proxy protocol message- See Also:
- Proxy Protocol Specification
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Nested Class Summary
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Nested classes/interfaces inherited from interface io.netty.channel.ChannelHandler
ChannelHandler.Sharable
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Field Summary
Fields Modifier and Type Field Description static HAProxyMessageEncoder
INSTANCE
(package private) static int
TOTAL_UNIX_ADDRESS_BYTES_LENGTH
(package private) static int
UNIX_ADDRESS_BYTES_LENGTH
private static int
V2_VERSION_BITMASK
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Constructor Summary
Constructors Modifier Constructor Description private
HAProxyMessageEncoder()
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Method Summary
All Methods Static Methods Instance Methods Concrete Methods Modifier and Type Method Description protected void
encode(ChannelHandlerContext ctx, HAProxyMessage msg, ByteBuf out)
Encode a message into aByteBuf
.private static void
encodeTlv(HAProxyTLV haProxyTLV, ByteBuf out)
private static void
encodeTlvs(java.util.List<HAProxyTLV> haProxyTLVs, ByteBuf out)
private static void
encodeV1(HAProxyMessage msg, ByteBuf out)
private static void
encodeV2(HAProxyMessage msg, ByteBuf out)
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Methods inherited from class io.netty.handler.codec.MessageToByteEncoder
acceptOutboundMessage, allocateBuffer, isPreferDirect, write
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Methods inherited from class io.netty.channel.ChannelOutboundHandlerAdapter
bind, close, connect, deregister, disconnect, flush, read
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Methods inherited from class io.netty.channel.ChannelHandlerAdapter
ensureNotSharable, exceptionCaught, handlerAdded, handlerRemoved, isSharable
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Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
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Methods inherited from interface io.netty.channel.ChannelHandler
exceptionCaught, handlerAdded, handlerRemoved
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Field Detail
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V2_VERSION_BITMASK
private static final int V2_VERSION_BITMASK
- See Also:
- Constant Field Values
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UNIX_ADDRESS_BYTES_LENGTH
static final int UNIX_ADDRESS_BYTES_LENGTH
- See Also:
- Constant Field Values
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TOTAL_UNIX_ADDRESS_BYTES_LENGTH
static final int TOTAL_UNIX_ADDRESS_BYTES_LENGTH
- See Also:
- Constant Field Values
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INSTANCE
public static final HAProxyMessageEncoder INSTANCE
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Method Detail
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encode
protected void encode(ChannelHandlerContext ctx, HAProxyMessage msg, ByteBuf out) throws java.lang.Exception
Description copied from class:MessageToByteEncoder
Encode a message into aByteBuf
. This method will be called for each written message that can be handled by this encoder.- Specified by:
encode
in classMessageToByteEncoder<HAProxyMessage>
- Parameters:
ctx
- theChannelHandlerContext
which thisMessageToByteEncoder
belongs tomsg
- the message to encodeout
- theByteBuf
into which the encoded message will be written- Throws:
java.lang.Exception
- is thrown if an error occurs
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encodeV1
private static void encodeV1(HAProxyMessage msg, ByteBuf out)
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encodeV2
private static void encodeV2(HAProxyMessage msg, ByteBuf out)
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encodeTlv
private static void encodeTlv(HAProxyTLV haProxyTLV, ByteBuf out)
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encodeTlvs
private static void encodeTlvs(java.util.List<HAProxyTLV> haProxyTLVs, ByteBuf out)
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