org.deri.iris.builtins.datatype
Class IsStringBuiltin

java.lang.Object
  org.deri.iris.builtins.AbstractBuiltin
      org.deri.iris.builtins.BooleanBuiltin
          org.deri.iris.builtins.datatype.IsStringBuiltin

All Implemented Interfaces:

Comparable<IAtom>, IAtom, IBuiltinAtom

public class IsStringBuiltin
extends BooleanBuiltin

Checks whether a term is a string.

$Id: IsStringBuiltin.java,v 1.2 2007-10-12 12:40:58 bazbishop237 Exp $

Since:

0.4

Version:

$Revision: 1.2 $

Author:

Richard P??ttler (richard dot poettler at deri dot at)

Field Summary

Fields inherited from class org.deri.iris.builtins.AbstractBuiltin

EMPTY_TERM

Constructor Summary

IsStringBuiltin(ITerm... t)

Method Summary

protected boolean	computeResult(ITerm[] terms) Compute the result of the comparison.
static boolean	isString(ITerm term)

Methods inherited from class org.deri.iris.builtins.BooleanBuiltin

evaluateTerms

Methods inherited from class org.deri.iris.builtins.AbstractBuiltin

compareTo, equals, evaluate, getPredicate, getTuple, hashCode, isBuiltin, isGround, maxUnknownVariables, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

IsStringBuiltin

public IsStringBuiltin(ITerm... t)

Method Detail

computeResult

protected boolean computeResult(ITerm[] terms)

Description copied from class: BooleanBuiltin

Compute the result of the comparison.

Specified by:

computeResult in class BooleanBuiltin

Parameters:

terms - The terms

Returns:

The result of the comparison.

isString

public static boolean isString(ITerm term)