com.hazelcast.nio.tcp

Class PacketEncoder

java.lang.Object

com.hazelcast.nio.tcp.PacketEncoder

All Implemented Interfaces:

com.hazelcast.internal.networking.ChannelOutboundHandler<Packet>

public class PacketEncoder
extends Object
implements com.hazelcast.internal.networking.ChannelOutboundHandler<Packet>

A ChannelOutboundHandler that for member to member communication. It writes Packet instances to the ByteBuffer. It makes use of a flyweight to allow the sharing of a packet-instance over multiple connections. The flyweight contains the actual 'position' state of what has been written.

See Also:

PacketDecoder

Constructor Summary

Constructors

Constructor and Description
PacketEncoder()

Method Summary

Modifier and Type	Method and Description
boolean	onWrite(Packet packet, ByteBuffer dst) A callback to indicate that the Frame should be written to the destination ByteBuffer.

Methods inherited from class java.lang.Object

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

Constructor Detail

PacketEncoder

public PacketEncoder()

Method Detail

onWrite

public boolean onWrite(Packet packet,
                       ByteBuffer dst)

Description copied from interface: com.hazelcast.internal.networking.ChannelOutboundHandler

A callback to indicate that the Frame should be written to the destination ByteBuffer. It could be that a Frame is too big to fit into the ByteBuffer in 1 go; in that case this call will be made for the same Frame multiple times until write returns true.

Specified by:

onWrite in interface com.hazelcast.internal.networking.ChannelOutboundHandler<Packet>

Parameters:

packet - the Frame to write

dst - the destination ByteBuffer

Returns:

true if the Frame is completely written