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

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

public class RunStackElementBasic

extends java.lang.Object

this class represents a set of states. currently it just wraps a pair of vectors and keeps seperate the accept and nextstate information

Field Summary

protected java.util.HashMap

m_transitions

Constructor Summary

RunStackElementBasic()
create a new state set

Method Summary

void	addHashtable(int n, int from) add an state number to the state set
int[]	getFrom(int htId)
java.util.Set	getHashtables()
void	printRunStackElement() dumps the state set to stdout

Methods inherited from class java.lang.Object

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

Field Detail

m_transitions

protected java.util.HashMap m_transitions

Constructor Detail

RunStackElementBasic

public RunStackElementBasic()

create a new state set

Method Detail

addHashtable

public void addHashtable(int n,
                         int from)

add an state number to the state set

getFrom

public int[] getFrom(int htId)

getHashtables

public java.util.Set getHashtables()

printRunStackElement

public void printRunStackElement()

dumps the state set to stdout