net.sf.jrtps.types

Class SequenceNumberSet

java.lang.Object

net.sf.jrtps.types.SequenceNumberSet

public class SequenceNumberSet
extends Object

SequenceNumberSet contains a number of sequence numbers encoded in a bitmap. MSB bit in bitmap represents base of the SequenceNumberSet. see 9.4.2.6 SequenceNumberSet

Author:

mcr70

Constructor Summary

Constructors

Constructor and Description
SequenceNumberSet(long base)
SequenceNumberSet(long base, int numBits)
SequenceNumberSet(long base, int[] bitmaps) Constructor for SequenceNumberSet.
SequenceNumberSet(long base, int numBits, int[] bitmaps) Constructor for SequenceNumberSet.
SequenceNumberSet(RTPSByteBuffer bb) Reads a SequenceNumberSet from RTPSByteBuffer.

Method Summary

Modifier and Type	Method and Description
boolean	containsSeqNum(long seqNum) Tests, whether or not given sequenceNumber is contained in this SequenceNumberSet
long	getBitmapBase() Gets the bitmap base.
int[]	getBitmaps() Gets the bitmaps as an array of ints.
List<Long>	getMissingSequenceNumbers() Gets the sequence numbers missing in this SequenceNumberSet.
int	getNumBits() Gets the number of bits in bitmaps.
List<Long>	getSequenceNumbers() Gets the sequence numbers set in this SequenceNumberSet.
String	toString()
void	writeTo(RTPSByteBuffer buffer)

Methods inherited from class java.lang.Object

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

Constructor Detail

SequenceNumberSet

public SequenceNumberSet(long base)

SequenceNumberSet

public SequenceNumberSet(long base,
                         int[] bitmaps)

Constructor for SequenceNumberSet.

Parameters:

base - base of the SequenceNumberSet

bitmaps - Bitmap of the contained sequence numbers in set

SequenceNumberSet

public SequenceNumberSet(long base,
                         int numBits,
                         int[] bitmaps)

Constructor for SequenceNumberSet.

Parameters:

base - base of the SequenceNumberSet

numBits - Number of bits in bitmaps

bitmaps - Bitmap of the contained sequence numbers in set

SequenceNumberSet

public SequenceNumberSet(RTPSByteBuffer bb)

Reads a SequenceNumberSet from RTPSByteBuffer.

Parameters:

bb - RTPSByteBuffer

SequenceNumberSet

public SequenceNumberSet(long base,
                         int numBits)

Method Detail

containsSeqNum

public boolean containsSeqNum(long seqNum)

Tests, whether or not given sequenceNumber is contained in this SequenceNumberSet

Parameters:

seqNum Sequence - number

Returns:

true or false

getBitmapBase

public long getBitmapBase()

Gets the bitmap base.

Returns:

bitmap base

getNumBits

public int getNumBits()

Gets the number of bits in bitmaps.

Returns:

number of bits

getBitmaps

public int[] getBitmaps()

Gets the bitmaps as an array of ints.

Returns:

bitmaps

getSequenceNumbers

public List<Long> getSequenceNumbers()

Gets the sequence numbers set in this SequenceNumberSet.

Returns:

a List of sequence numbers

getMissingSequenceNumbers

public List<Long> getMissingSequenceNumbers()

Gets the sequence numbers missing in this SequenceNumberSet.

Returns:

a List of missing sequence numbers

writeTo

public void writeTo(RTPSByteBuffer buffer)

toString

public String toString()

Overrides:

toString in class Object