de.unidu.is.retrieval
Class WeightedQueryCondition

java.lang.Object
  de.unidu.is.retrieval.QueryCondition
      de.unidu.is.retrieval.WeightedQueryCondition

All Implemented Interfaces:

QueryNode

public class WeightedQueryCondition

extends QueryCondition

A weighted query condition.

Since:

2004-04-12

Version:

$Revision: 1.4 $, $Date: 2005/02/21 17:29:23 $

Author:

Henrik Nottelmann

Field Summary

protected double

weight Condition weight.

Fields inherited from class de.unidu.is.retrieval.QueryCondition

operator, path, value

Constructor Summary

WeightedQueryCondition()
Creates a new object.

WeightedQueryCondition(double weight, java.lang.String path, java.lang.String operator, java.lang.String value)
Creates a new object.

WeightedQueryCondition(java.lang.String condition)
Creates a new object by parsing the XIRQL condition string.

WeightedQueryCondition(java.lang.String path, java.lang.String operator, java.lang.String value)
Creates a new object.

Method Summary

double	getWeight() Returns the weight.
protected void	parse(java.lang.String condition) Fills this instance by parsing the XIRQL condition string.
void	setWeight(double weight) Sets the weight.
java.lang.String	toString()

Methods inherited from class de.unidu.is.retrieval.QueryCondition

cloneNode, equals, getOperator, getPath, getValue, hashCode, isDF, iterator, setOperator, setPath, setValue, simplifiedNode, toDF, toPrefix

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

weight

protected double weight

Condition weight.

Constructor Detail

WeightedQueryCondition

public WeightedQueryCondition()

Creates a new object.

WeightedQueryCondition

public WeightedQueryCondition(java.lang.String condition)

Creates a new object by parsing the XIRQL condition string.

Parameters:

condition - XIRQL condition string

WeightedQueryCondition

public WeightedQueryCondition(java.lang.String path,
                              java.lang.String operator,
                              java.lang.String value)

Creates a new object.

Parameters:

path - path

operator - name

value - comparison value

WeightedQueryCondition

public WeightedQueryCondition(double weight,
                              java.lang.String path,
                              java.lang.String operator,
                              java.lang.String value)

Creates a new object.

Parameters:

weight - condition weight

path - path

operator - name

value - comparison value

Method Detail

getWeight

public double getWeight()

Returns the weight.

Returns:

weight.

setWeight

public void setWeight(double weight)

Sets the weight.

Parameters:

weight - weight to set.

toString

public java.lang.String toString()

Overrides:

toString in class QueryCondition

parse

protected void parse(java.lang.String condition)

Description copied from class: QueryCondition

Fills this instance by parsing the XIRQL condition string.

Overrides:

parse in class QueryCondition

Parameters:

condition - XIRQL condition string