org.dllearner.algorithms.qtl.util

Class VarGenerator

java.lang.Object

org.dllearner.algorithms.qtl.util.VarGenerator

public class VarGenerator
extends Object

A SPARQL variable generator, e.g. ?x1, ?x2, ?x3, ...

Author:

Lorenz Buehmann

Constructor Summary

Constructors

Constructor and Description
VarGenerator() A variable generator with the default prefix s, i.e.
VarGenerator(String base)

Method Summary

Modifier and Type	Method and Description
org.apache.jena.sparql.core.Var	newVar() Generate a new variable of form ${base}${cnt} and increment the counter.
void	reset() Reset the counter.

Methods inherited from class java.lang.Object

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

Constructor Detail

VarGenerator

public VarGenerator(String base)

Parameters:

base - the base variable name, which will be used as prefix, e.g. x will result in variables ?x1, ?x2, ?x3, ...

VarGenerator

public VarGenerator()

A variable generator with the default prefix s, i.e. ?s1, ?s2, ?s3, ...

Method Detail

newVar

public org.apache.jena.sparql.core.Var newVar()

Generate a new variable of form ${base}${cnt} and increment the counter.

Returns:

a new variable

reset

public void reset()

Reset the counter.