Package org.yamcs.yarch

Class HistogramSegment

java.lang.Object

org.yamcs.yarch.HistogramSegment

public class HistogramSegment
extends Object

Field Summary

Fields

Modifier and Type	Field	Description
static final long	GROUPING_FACTOR

Constructor Summary

Constructors

Constructor	Description
HistogramSegment(byte[] key, byte[] val)
HistogramSegment(byte[] columnv, long sstart)	Constructs an empty segment
HistogramSegment(byte[] columnv, long sstart, byte[] val)

Method Summary

Modifier and Type	Method	Description
long	getSegmentStart()
static long	getSstart(byte[] key)
static byte[]	key(long sstart, byte[] columnv)
void	merge(int dtime1)
static long	segmentStart(long instant)
int	size()
String	toString()
byte[]	val()

Methods inherited from class java.lang.Object

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

Field Details

GROUPING_FACTOR

public static final long GROUPING_FACTOR

See Also:

• Constant Field Values

Constructor Details

HistogramSegment

public HistogramSegment(byte[] columnv,
 long sstart)

Constructs an empty segment

Parameters:

columnv - - column value in binary

sstart -

HistogramSegment

public HistogramSegment(byte[] columnv,
 long sstart,
 byte[] val)

HistogramSegment

public HistogramSegment(byte[] key,
 byte[] val)

Method Details

getSstart

public static long getSstart(byte[] key)

key

public static byte[] key(long sstart,
 byte[] columnv)

val

public byte[] val()

segmentStart

public static long segmentStart(long instant)

merge

public void merge(int dtime1)

Parameters:

dtime1 - delta time from segment start in milliseconds

size

public int size()

getSegmentStart

public long getSegmentStart()

toString

public String toString()

Overrides:

toString in class Object