org.onlab.packet

Class IGMPMembership

java.lang.Object

org.onlab.packet.IGMPGroup

org.onlab.packet.IGMPMembership

public class IGMPMembership
extends IGMPGroup

Field Summary

Fields

Modifier and Type	Field and Description
static byte	ALLOW_NEW_SOURCES
protected byte[]	auxData
protected byte	auxDataLength
static byte	BLOCK_OLD_SOURCES
static byte	CHANGE_TO_EXCLUDE_MODE
static byte	CHANGE_TO_INCLUDE_MODE
static byte	MODE_IS_EXCLUDE
static byte	MODE_IS_INCLUDE
protected byte	recordType

Fields inherited from class org.onlab.packet.IGMPGroup

auxInfo, gaddr, sources

Constructor Summary

Constructors

Constructor and Description
IGMPMembership() Default constructor.
IGMPMembership(Ip4Address gaddr) Constructor initialized with a multicast group address.

Method Summary

Modifier and Type	Method and Description
IGMPGroup	deserialize(java.nio.ByteBuffer bb) Deserialize the IGMP Membership report packet.
boolean	equals(java.lang.Object obj)
byte	getRecordType() Gets the IGMP record type.
int	hashCode()
byte[]	serialize(java.nio.ByteBuffer bb) Serialize this Membership Report.
void	setRecordType(byte type) Sets the IGMP record type.

Methods inherited from class org.onlab.packet.IGMPGroup

addSource, getAuxInfo, getGaddr, getSources, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

MODE_IS_INCLUDE

public static final byte MODE_IS_INCLUDE

See Also:

Constant Field Values

MODE_IS_EXCLUDE

public static final byte MODE_IS_EXCLUDE

See Also:

Constant Field Values

CHANGE_TO_INCLUDE_MODE

public static final byte CHANGE_TO_INCLUDE_MODE

See Also:

Constant Field Values

CHANGE_TO_EXCLUDE_MODE

public static final byte CHANGE_TO_EXCLUDE_MODE

See Also:

Constant Field Values

ALLOW_NEW_SOURCES

public static final byte ALLOW_NEW_SOURCES

See Also:

Constant Field Values

BLOCK_OLD_SOURCES

public static final byte BLOCK_OLD_SOURCES

See Also:

Constant Field Values

recordType

protected byte recordType

auxDataLength

protected byte auxDataLength

auxData

protected byte[] auxData

Constructor Detail

IGMPMembership

public IGMPMembership(Ip4Address gaddr)

Constructor initialized with a multicast group address.

Parameters:

gaddr - A multicast group address.

IGMPMembership

public IGMPMembership()

Default constructor.

Method Detail

getRecordType

public byte getRecordType()

Gets the IGMP record type.

Returns:

record type

setRecordType

public void setRecordType(byte type)

Sets the IGMP record type.

Parameters:

type - A multicast record type, like MODE_IS_INCLUDE or MODE_IS_EXCLUDE.

serialize

public byte[] serialize(java.nio.ByteBuffer bb)

Serialize this Membership Report.

Specified by:

serialize in class IGMPGroup

Parameters:

bb - the ByteBuffer to write into, positioned at the next spot to be written to.

Returns:

serialized IGMP message.

deserialize

public IGMPGroup deserialize(java.nio.ByteBuffer bb)
                      throws DeserializationException

Deserialize the IGMP Membership report packet.

Specified by:

deserialize in class IGMPGroup

Parameters:

bb - the ByteBuffer wrapping the serialized message. The position of the ByteBuffer should be pointing at the head of either message type.

Returns:

IGMP Group

Throws:

DeserializationException - if deserialization fails

equals

public boolean equals(java.lang.Object obj)

Overrides:

equals in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object