Module org.pcap4j.core

Package org.pcap4j.packet

Class LlcControlSupervisory

java.lang.Object

org.pcap4j.packet.LlcControlSupervisory

All Implemented Interfaces:

java.io.Serializable, LlcPacket.LlcControl

public final class LlcControlSupervisory
extends java.lang.Object
implements LlcPacket.LlcControl

The Control field of an LLC header in S-format.

    0     1     2     3     4     5     6     7
 +-----+-----+-----+-----+-----+-----+-----+-----+
 |     receive sequence number             | P/F |
 |                                         |     |
 +-----+-----+-----+-----+-----+-----+-----+-----+
 |      reserved         |supervisory|  0  |  1  |
 |                       | func bits |     |     |
 +-----+-----+-----+-----+-----+-----+-----+-----+
 

Since:

pcap4j 1.6.5

See Also:

IEEE 802.2, Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	LlcControlSupervisory.Builder

Field Summary

Fields

Modifier and Type	Field	Description
private boolean	pfBit
private byte	receiveSequenceNumber
private byte	reserved
private static long	serialVersionUID
private LlcControlSupervisoryFunction	supervisoryFunction

Constructor Summary

Constructors

Modifier	Constructor	Description
private	LlcControlSupervisory(short value)
private	LlcControlSupervisory(LlcControlSupervisory.Builder builder)

Method Summary

Modifier and Type	Method	Description
boolean	equals(java.lang.Object obj)
LlcControlSupervisory.Builder	getBuilder()
LlcControlSupervisoryFunction	getLlcSupervisoryFunction()
boolean	getPfBit()
byte[]	getRawData()
byte	getReceiveSequenceNumber()
int	getReceiveSequenceNumberAsInt()
byte	getReserved()
int	hashCode()
int	length()
static LlcControlSupervisory	newInstance(short value)
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

serialVersionUID

private static final long serialVersionUID

See Also:

Constant Field Values

receiveSequenceNumber

private final byte receiveSequenceNumber

pfBit

private final boolean pfBit

reserved

private final byte reserved

supervisoryFunction

private final LlcControlSupervisoryFunction supervisoryFunction

Constructor Detail

LlcControlSupervisory

private LlcControlSupervisory(short value)
                       throws IllegalRawDataException

Throws:

IllegalRawDataException

LlcControlSupervisory

private LlcControlSupervisory(LlcControlSupervisory.Builder builder)

Method Detail

newInstance

public static LlcControlSupervisory newInstance(short value)
                                         throws IllegalRawDataException

Parameters:

value - value

Returns:

a new LlcControlSupervisory object.

Throws:

IllegalRawDataException - if parsing the value fails.

getReceiveSequenceNumber

public byte getReceiveSequenceNumber()

Returns:

receiveSequenceNumber

getReceiveSequenceNumberAsInt

public int getReceiveSequenceNumberAsInt()

Returns:

receiveSequenceNumber

getPfBit

public boolean getPfBit()

Returns:

true if the P/F bit is set to 1; otherwise false.

getReserved

public byte getReserved()

Returns:

reserved

getLlcSupervisoryFunction

public LlcControlSupervisoryFunction getLlcSupervisoryFunction()

Returns:

supervisoryFunction

length

public int length()

Specified by:

length in interface LlcPacket.LlcControl

Returns:

length

getRawData

public byte[] getRawData()

Specified by:

getRawData in interface LlcPacket.LlcControl

Returns:

raw data

getBuilder

public LlcControlSupervisory.Builder getBuilder()

Returns:

a new Builder object populated with this object's fields.

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

equals

public boolean equals(java.lang.Object obj)

Overrides:

equals in class java.lang.Object