org.eclipse.paho.client.mqttv3.internal.wire

Class MqttConnack

java.lang.Object

org.eclipse.paho.client.mqttv3.internal.wire.MqttWireMessage

org.eclipse.paho.client.mqttv3.internal.wire.MqttAck

org.eclipse.paho.client.mqttv3.internal.wire.MqttConnack

public class MqttConnack
extends MqttAck

An on-the-wire representation of an MQTT CONNACK.

Field Summary

Fields

Modifier and Type	Field and Description
static String	KEY

Fields inherited from class org.eclipse.paho.client.mqttv3.internal.wire.MqttWireMessage

duplicate, MESSAGE_TYPE_CONNACK, MESSAGE_TYPE_CONNECT, MESSAGE_TYPE_DISCONNECT, MESSAGE_TYPE_PINGREQ, MESSAGE_TYPE_PINGRESP, MESSAGE_TYPE_PUBACK, MESSAGE_TYPE_PUBCOMP, MESSAGE_TYPE_PUBLISH, MESSAGE_TYPE_PUBREC, MESSAGE_TYPE_PUBREL, MESSAGE_TYPE_SUBACK, MESSAGE_TYPE_SUBSCRIBE, MESSAGE_TYPE_UNSUBACK, MESSAGE_TYPE_UNSUBSCRIBE, msgId, STRING_ENCODING

Constructor Summary

Constructors

Constructor and Description
MqttConnack(byte info, byte[] variableHeader)

Method Summary

Modifier and Type	Method and Description
String	getKey() Returns a key associated with the message.
int	getReturnCode()
boolean	getSessionPresent()
protected byte[]	getVariableHeader()
boolean	isMessageIdRequired() Returns whether or not this message needs to include a message ID.
String	toString()

Methods inherited from class org.eclipse.paho.client.mqttv3.internal.wire.MqttAck

getMessageInfo

Methods inherited from class org.eclipse.paho.client.mqttv3.internal.wire.MqttWireMessage

createWireMessage, createWireMessage, decodeUTF8, encodeMBI, encodeMessageId, encodeUTF8, getHeader, getMessageId, getPayload, getType, isRetryable, readMBI, setDuplicate, setMessageId

Methods inherited from class java.lang.Object

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

Field Detail

KEY

public static final String KEY

See Also:

Constant Field Values

Constructor Detail

MqttConnack

public MqttConnack(byte info,
                   byte[] variableHeader)
            throws IOException

Throws:

IOException

Method Detail

getReturnCode

public int getReturnCode()

getVariableHeader

protected byte[] getVariableHeader()
                            throws MqttException

Specified by:

getVariableHeader in class MqttWireMessage

Throws:

MqttException

isMessageIdRequired

public boolean isMessageIdRequired()

Returns whether or not this message needs to include a message ID.

Overrides:

isMessageIdRequired in class MqttWireMessage

getKey

public String getKey()

Description copied from class: MqttWireMessage

Returns a key associated with the message. For most message types this will be unique. For connect, disconnect and ping only one message of this type is allowed so a fixed key will be returned

Overrides:

getKey in class MqttWireMessage

Returns:

key a key associated with the message

toString

public String toString()

Overrides:

toString in class MqttAck

Returns:

String representation of the wire message

getSessionPresent

public boolean getSessionPresent()