ru.dz.mqtt_udp

Class SubscribePacket

java.lang.Object

ru.dz.mqtt_udp.util.GenericPacket

ru.dz.mqtt_udp.util.TopicPacket

ru.dz.mqtt_udp.SubscribePacket

All Implemented Interfaces:

IPacket

public class SubscribePacket
extends TopicPacket

Field Summary

Fields inherited from class ru.dz.mqtt_udp.util.TopicPacket

topic

Fields inherited from class ru.dz.mqtt_udp.util.GenericPacket

flags, from

Fields inherited from interface ru.dz.mqtt_udp.IPacket

MQTT_CHARSET, pTYpeNames

Constructor Summary

Constructors

Constructor and Description
SubscribePacket(byte[] raw, byte flags, IPacketAddress from) Construct from incoming UDP data.
SubscribePacket(String topic) Create packet to be sent.
SubscribePacket(String topic, byte flags) Create packet to be sent.

Method Summary

Modifier and Type	Method and Description
int	getType() Get packet type byte, as sent over the net (& 0xF0).
byte[]	toBytes() Generate network representation of packet to be sent.
String	toString()

Methods inherited from class ru.dz.mqtt_udp.util.TopicPacket

getTopic, ifTopicIs

Methods inherited from class ru.dz.mqtt_udp.util.GenericPacket

applyTTRs, getFlags, getFrom, getPacketNumber, getReplyToPacketNumber, recv, recvSocket, send, send, send, send, setPacketNumber, setReplyToPacketNumber

Methods inherited from class java.lang.Object

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

Methods inherited from interface ru.dz.mqtt_udp.IPacket

decodeTopicLen, decodeTTRs, encodeTotalLength, encodeTTR, fromBytes, getPacketTypeName

Constructor Detail

SubscribePacket

public SubscribePacket(byte[] raw,
                       byte flags,
                       IPacketAddress from)

Construct from incoming UDP data.

Parameters:

raw - Data from UDP packet, starting after packet type and length.

flags - Flags from packet header.

from - Source IP address.

SubscribePacket

public SubscribePacket(String topic,
                       byte flags)

Create packet to be sent.

Parameters:

topic - Topic string.

flags - Protocol flags.

SubscribePacket

public SubscribePacket(String topic)

Create packet to be sent.

Parameters:

topic - Topic string.

Method Detail

toBytes

public byte[] toBytes()

Description copied from interface: IPacket

Generate network representation of packet to be sent.

Returns:

UDP packet contents.

toString

public String toString()

Overrides:

toString in class GenericPacket

getType

public int getType()

Description copied from interface: IPacket

Get packet type byte, as sent over the net (& 0xF0).

Returns:

Packet type byte.