com.alibaba.rocketmq.remoting.protocol
类 RemotingCommand

java.lang.Object
  com.alibaba.rocketmq.remoting.protocol.RemotingCommand

public class RemotingCommand
extends Object

Remoting模块中，服务器与客户端通过传递RemotingCommand来交互

从以下版本开始：

2013-7-13

作者：

shijia.wxr

字段摘要

static String

RemotingVersionKey

构造方法摘要

protected

RemotingCommand()

方法摘要

void	addExtField(String key, String value)
static int	createNewRequestId()
static RemotingCommand	createRequestCommand(int code, CommandCustomHeader customHeader)
static RemotingCommand	createResponseCommand(Class<? extends CommandCustomHeader> classHeader)
static RemotingCommand	createResponseCommand(int code, String remark)
static RemotingCommand	createResponseCommand(int code, String remark, Class<? extends CommandCustomHeader> classHeader) 只有通信层内部会调用，业务不会调用
static RemotingCommand	decode(byte[] array)
static RemotingCommand	decode(ByteBuffer byteBuffer)
CommandCustomHeader	decodeCommandCustomHeader(Class<? extends CommandCustomHeader> classHeader)
ByteBuffer	encode()
ByteBuffer	encodeHeader()
ByteBuffer	encodeHeader(int bodyLength) 只打包Header，body部分独立传输
byte[]	getBody()
int	getCode()
HashMap<String,String>	getExtFields()
int	getFlag()
LanguageCode	getLanguage()
int	getOpaque()
String	getRemark()
RemotingCommandType	getType()
int	getVersion()
boolean	isOnewayRPC()
boolean	isResponseType()
void	makeCustomHeaderToNet()
void	markOnewayRPC()
void	markResponseType()
CommandCustomHeader	readCustomHeader()
void	setBody(byte[] body)
void	setCode(int code)
void	setExtFields(HashMap<String,String> extFields)
void	setFlag(int flag)
void	setLanguage(LanguageCode language)
void	setOpaque(int opaque)
void	setRemark(String remark)
void	setVersion(int version)
String	toString()
void	writeCustomHeader(CommandCustomHeader customHeader)

从类 java.lang.Object 继承的方法

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

字段详细信息

RemotingVersionKey

public static String RemotingVersionKey

构造方法详细信息

RemotingCommand

protected RemotingCommand()

方法详细信息

createRequestCommand

public static RemotingCommand createRequestCommand(int code,
                                                   CommandCustomHeader customHeader)

createResponseCommand

public static RemotingCommand createResponseCommand(Class<? extends CommandCustomHeader> classHeader)

createResponseCommand

public static RemotingCommand createResponseCommand(int code,
                                                    String remark)

createResponseCommand

public static RemotingCommand createResponseCommand(int code,
                                                    String remark,
                                                    Class<? extends CommandCustomHeader> classHeader)

只有通信层内部会调用，业务不会调用

makeCustomHeaderToNet

public void makeCustomHeaderToNet()

readCustomHeader

public CommandCustomHeader readCustomHeader()

writeCustomHeader

public void writeCustomHeader(CommandCustomHeader customHeader)

decodeCommandCustomHeader

public CommandCustomHeader decodeCommandCustomHeader(Class<? extends CommandCustomHeader> classHeader)
                                              throws RemotingCommandException

抛出：

RemotingCommandException

encode

public ByteBuffer encode()

encodeHeader

public ByteBuffer encodeHeader()

encodeHeader

public ByteBuffer encodeHeader(int bodyLength)

只打包Header，body部分独立传输

decode

public static RemotingCommand decode(byte[] array)

decode

public static RemotingCommand decode(ByteBuffer byteBuffer)

markResponseType

public void markResponseType()

isResponseType

public boolean isResponseType()

markOnewayRPC

public void markOnewayRPC()

isOnewayRPC

public boolean isOnewayRPC()

getCode

public int getCode()

setCode

public void setCode(int code)

getType

public RemotingCommandType getType()

getLanguage

public LanguageCode getLanguage()

setLanguage

public void setLanguage(LanguageCode language)

getVersion

public int getVersion()

setVersion

public void setVersion(int version)

getOpaque

public int getOpaque()

setOpaque

public void setOpaque(int opaque)

getFlag

public int getFlag()

setFlag

public void setFlag(int flag)

getRemark

public String getRemark()

setRemark

public void setRemark(String remark)

getBody

public byte[] getBody()

setBody

public void setBody(byte[] body)

getExtFields

public HashMap<String,String> getExtFields()

setExtFields

public void setExtFields(HashMap<String,String> extFields)

createNewRequestId

public static int createNewRequestId()

addExtField

public void addExtField(String key,
                        String value)

toString

public String toString()

覆盖：

类 Object 中的 toString