com.alipay.remoting.rpc.protocol

Class RpcProtocolV2

java.lang.Object

com.alipay.remoting.rpc.protocol.RpcProtocolV2

All Implemented Interfaces:

Protocol

public class RpcProtocolV2
extends Object
implements Protocol

Request command protocol for v2 0 1 2 4 6 8 10 11 12 14 16 +-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+------+-----+-----+-----+-----+ |proto| ver1|type | cmdcode |ver2 | requestId |codec|switch| timeout | +-----------+-----------+-----------+-----------+-----------+------------+-----------+-----------+ |classLen |headerLen |contentLen | ... | +-----------+-----------+-----------+-----------+ + | className + header + content bytes | + + | ... ... | CRC32(optional) | +------------------------------------------------------------------------------------------------+ proto: code for protocol ver1: version for protocol type: request/response/request oneway cmdcode: code for remoting command ver2:version for remoting command requestId: id of request codec: code for codec switch: function switch for protocol headerLen: length of header contentLen: length of content CRC32: CRC32 of the frame(Exists when ver1 > 1) Response command protocol for v2 0 1 2 3 4 6 8 10 11 12 14 16 +-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+------+-----+-----+-----+-----+ |proto| ver1| type| cmdcode |ver2 | requestId |codec|switch|respstatus | classLen | +-----------+-----------+-----------+-----------+-----------+------------+-----------+-----------+ |headerLen | contentLen | ... | +-----------------------------------+ + | className + header + content bytes | + + | ... ... | CRC32(optional) | +------------------------------------------------------------------------------------------------+ respstatus: response status

Field Summary

Fields

Modifier and Type	Field and Description
static byte	PROTOCOL_CODE
static byte	PROTOCOL_VERSION_1 version 1, is the same with RpcProtocol
static byte	PROTOCOL_VERSION_2 version 2, is the protocol version for RpcProtocolV2

Constructor Summary

Constructors

Constructor and Description
RpcProtocolV2()

Method Summary

Modifier and Type	Method and Description
CommandFactory	getCommandFactory() Get the command factory for the protocol.
CommandHandler	getCommandHandler() Get the command handler for the protocol.
CommandDecoder	getDecoder() Get the decoder for the protocol.
CommandEncoder	getEncoder() Get the newEncoder for the protocol.
HeartbeatTrigger	getHeartbeatTrigger() Get the heartbeat trigger for the protocol.
static int	getRequestHeaderLength()
static int	getResponseHeaderLength()

Methods inherited from class java.lang.Object

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

Field Detail

PROTOCOL_CODE

public static final byte PROTOCOL_CODE

See Also:

Constant Field Values

PROTOCOL_VERSION_1

public static final byte PROTOCOL_VERSION_1

version 1, is the same with RpcProtocol

See Also:

Constant Field Values

PROTOCOL_VERSION_2

public static final byte PROTOCOL_VERSION_2

version 2, is the protocol version for RpcProtocolV2

See Also:

Constant Field Values

Constructor Detail

RpcProtocolV2

public RpcProtocolV2()

Method Detail

getRequestHeaderLength

public static int getRequestHeaderLength()

getResponseHeaderLength

public static int getResponseHeaderLength()

getEncoder

public CommandEncoder getEncoder()

Description copied from interface: Protocol

Get the newEncoder for the protocol.

Specified by:

getEncoder in interface Protocol

Returns:

getDecoder

public CommandDecoder getDecoder()

Description copied from interface: Protocol

Get the decoder for the protocol.

Specified by:

getDecoder in interface Protocol

Returns:

getHeartbeatTrigger

public HeartbeatTrigger getHeartbeatTrigger()

Description copied from interface: Protocol

Get the heartbeat trigger for the protocol.

Specified by:

getHeartbeatTrigger in interface Protocol

Returns:

getCommandHandler

public CommandHandler getCommandHandler()

Description copied from interface: Protocol

Get the command handler for the protocol.

Specified by:

getCommandHandler in interface Protocol

Returns:

getCommandFactory

public CommandFactory getCommandFactory()

Description copied from interface: Protocol

Get the command factory for the protocol.

Specified by:

getCommandFactory in interface Protocol

Returns: