tech.smartboot.mqtt.common.message.variable

类 MqttConnectVariableHeader

java.lang.Object

tech.smartboot.mqtt.common.message.Codec

tech.smartboot.mqtt.common.message.MqttVariableHeader<ConnectProperties>

tech.smartboot.mqtt.common.message.variable.MqttConnectVariableHeader

public final class MqttConnectVariableHeader
extends MqttVariableHeader<ConnectProperties>

CONNECT 报文的可变报头按下列次序包含四个字段：协议名（Protocol Name），协议级别（Protocol Level），连接标志（Connect Flags）和保持连接（Keep Alive）。

构造器概要

构造器

构造器和说明
MqttConnectVariableHeader(MqttVersion mqttVersion, boolean hasUserName, boolean hasPassword, WillMessage willMessage, boolean isCleanSession, int keepAliveTimeSeconds, ConnectProperties properties)
MqttConnectVariableHeader(String name, byte protocolLevel, int connectFlag, int keepAliveTimeSeconds, ConnectProperties properties)

方法概要

限定符和类型	方法和说明
byte	getProtocolLevel()
int	getReserved()
boolean	hasPassword()
boolean	hasUserName()
boolean	isCleanSession()
boolean	isWillFlag()
boolean	isWillRetain()
int	keepAliveTimeSeconds()
String	protocolName()
int	willQos()

从类继承的方法 tech.smartboot.mqtt.common.message.MqttVariableHeader

getProperties

从类继承的方法 java.lang.Object

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

构造器详细资料

MqttConnectVariableHeader

public MqttConnectVariableHeader(String name,
                                 byte protocolLevel,
                                 int connectFlag,
                                 int keepAliveTimeSeconds,
                                 ConnectProperties properties)

MqttConnectVariableHeader

public MqttConnectVariableHeader(MqttVersion mqttVersion,
                                 boolean hasUserName,
                                 boolean hasPassword,
                                 WillMessage willMessage,
                                 boolean isCleanSession,
                                 int keepAliveTimeSeconds,
                                 ConnectProperties properties)

方法详细资料

protocolName

public String protocolName()

getProtocolLevel

public byte getProtocolLevel()

hasUserName

public boolean hasUserName()

hasPassword

public boolean hasPassword()

isWillRetain

public boolean isWillRetain()

willQos

public int willQos()

isWillFlag

public boolean isWillFlag()

isCleanSession

public boolean isCleanSession()

keepAliveTimeSeconds

public int keepAliveTimeSeconds()

getReserved

public int getReserved()