io.vertx.core.eventbus.impl.codecs

Class ByteMessageCodec

java.lang.Object

io.vertx.core.eventbus.impl.codecs.ByteMessageCodec

All Implemented Interfaces:

MessageCodec<Byte,Byte>

public class ByteMessageCodec
extends Object
implements MessageCodec<Byte,Byte>

Author:

Tim Fox

Constructor Summary

Constructors

Constructor and Description
ByteMessageCodec()

Method Summary

Modifier and Type	Method and Description
Byte	decodeFromWire(int pos, Buffer buffer) Called by Vert.x when a message is decoded from the wire.
void	encodeToWire(Buffer buffer, Byte b) Called by Vert.x when marshalling a message to the wire.
String	name() The codec name.
byte	systemCodecID() Used to identify system codecs.
Byte	transform(Byte b) If a message is sent locally across the event bus, this method is called to transform the message from the sent type S to the received type R

Methods inherited from class java.lang.Object

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

Constructor Detail

ByteMessageCodec

public ByteMessageCodec()

Method Detail

encodeToWire

public void encodeToWire(Buffer buffer,
                         Byte b)

Description copied from interface: MessageCodec

Called by Vert.x when marshalling a message to the wire.

Specified by:

encodeToWire in interface MessageCodec<Byte,Byte>

Parameters:

buffer - the message should be written into this buffer

b - the message that is being sent

decodeFromWire

public Byte decodeFromWire(int pos,
                           Buffer buffer)

Description copied from interface: MessageCodec

Called by Vert.x when a message is decoded from the wire.

Specified by:

decodeFromWire in interface MessageCodec<Byte,Byte>

Parameters:

pos - the position in the buffer where the message should be read from.

buffer - the buffer to read the message from

Returns:

the read message

transform

public Byte transform(Byte b)

Description copied from interface: MessageCodec

If a message is sent locally across the event bus, this method is called to transform the message from the sent type S to the received type R

Specified by:

transform in interface MessageCodec<Byte,Byte>

Parameters:

b - the sent message

Returns:

the transformed message

name

public String name()

Description copied from interface: MessageCodec

The codec name. Each codec must have a unique name. This is used to identify a codec when sending a message and for unregistering codecs.

Specified by:

name in interface MessageCodec<Byte,Byte>

Returns:

the name

systemCodecID

public byte systemCodecID()

Description copied from interface: MessageCodec

Used to identify system codecs. Should always return -1 for a user codec.

Specified by:

systemCodecID in interface MessageCodec<Byte,Byte>

Returns:

-1 for a user codec.