edu.berkeley.cs.db.yfilter.operators
Class BottomStreams

java.lang.Object
  |
  +--edu.berkeley.cs.db.yfilter.operators.BottomStreams

public class BottomStreams

extends java.lang.Object

Field Summary

java.util.BitSet	m_activeStreams
protected int	m_maxNumStreams
protected int	m_numStreams
protected java.util.ArrayList	m_streams
protected int	MAX_NUM_STREAMS
boolean	PREALLOCATE_STREAMS

Constructor Summary

BottomStreams(int noPaths)

Method Summary

void	appendStream(java.util.ArrayList records, int pathId)
void	clear()
void	extendStreams(int noPaths)
java.util.ArrayList	getStream(int pathId)
void	print()

Methods inherited from class java.lang.Object

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

Field Detail

PREALLOCATE_STREAMS

public final boolean PREALLOCATE_STREAMS

See Also:

Constant Field Values

MAX_NUM_STREAMS

protected final int MAX_NUM_STREAMS

See Also:

Constant Field Values

m_maxNumStreams

protected int m_maxNumStreams

m_numStreams

protected int m_numStreams

m_activeStreams

public java.util.BitSet m_activeStreams

m_streams

protected java.util.ArrayList m_streams

Constructor Detail

BottomStreams

public BottomStreams(int noPaths)

Method Detail

extendStreams

public void extendStreams(int noPaths)

appendStream

public void appendStream(java.util.ArrayList records,
                         int pathId)

clear

public void clear()

getStream

public java.util.ArrayList getStream(int pathId)

print

public void print()