dragon.ir.query
Class RelSimpleQuery

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

All Implemented Interfaces:

IRQuery

public class RelSimpleQuery

extends AbstractIRQuery

Simple relation 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

RelSimpleQuery()

RelSimpleQuery(java.lang.String query)

Method Summary

boolean	add(Predicate predicate)
boolean	isRelSimpleQuery()
static void	main(java.lang.String[] args)
protected void	parse(java.lang.String[] arrToken)
java.lang.String	toString()

Methods inherited from class dragon.ir.query.AbstractIRQuery

getChild, getChildNum, getOperator, getQueryKey, getSelectivity, getTokenList, isCompoundQuery, isPredicate, isRelBoolQuery, parse, setQueryKey

Methods inherited from class java.lang.Object

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

Constructor Detail

RelSimpleQuery

public RelSimpleQuery()

RelSimpleQuery

public RelSimpleQuery(java.lang.String query)

Method Detail

main

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

isRelSimpleQuery

public boolean isRelSimpleQuery()

Specified by:

isRelSimpleQuery in interface IRQuery

Overrides:

isRelSimpleQuery in class AbstractIRQuery

add

public boolean add(Predicate predicate)

toString

public java.lang.String toString()

Specified by:

toString in interface IRQuery

Overrides:

toString in class AbstractIRQuery

parse

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

Specified by:

parse in class AbstractIRQuery