dragon.ir.query
Class RelBoolQuery

java.lang.Object
  |
  +--dragon.ir.query.AbstractIRQuery
        |
        +--dragon.ir.query.RelBoolQuery

All Implemented Interfaces:

IRQuery

public class RelBoolQuery

extends AbstractIRQuery

Bool realtion query

Copyright: Copyright (c) 2005

Company: IST, Drexel University

Version:

1.0

Author:

Davis Zhou

Field Summary

Fields inherited from class dragon.ir.query.AbstractIRQuery

children, optr

Constructor Summary

RelBoolQuery()

RelBoolQuery(java.lang.String expression)

RelBoolQuery(java.lang.String[] expression)

Method Summary

boolean	isRelBoolQuery()
static void	main(java.lang.String[] args)
protected void	parse(java.lang.String[] expression)

Methods inherited from class dragon.ir.query.AbstractIRQuery

getChild, getChildNum, getOperator, getQueryKey, getSelectivity, getTokenList, isCompoundQuery, isPredicate, isRelSimpleQuery, parse, setQueryKey, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

RelBoolQuery

public RelBoolQuery()

RelBoolQuery

public RelBoolQuery(java.lang.String[] expression)

RelBoolQuery

public RelBoolQuery(java.lang.String expression)

Method Detail

main

public static void main(java.lang.String[] args)

isRelBoolQuery

public boolean isRelBoolQuery()

Specified by:

isRelBoolQuery in interface IRQuery

Overrides:

isRelBoolQuery in class AbstractIRQuery

parse

protected void parse(java.lang.String[] expression)

Specified by:

parse in class AbstractIRQuery