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java.lang.Objectjpl.Term
jpl.JBoolean
A jpl.JBoolean is a specialised Term with a boolean field, representing JPL's Prolog representation of a Java boolean value.
JBoolean b = new JBoolean( true or false );A JBoolean can be used (and re-used) in Compound Terms.
Copyright (C) 1998 Fred Dushin
This library is free software; you can redistribute it and/or modify it under the terms of the GNU Library Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library Public License for more details.
Term
,
Compound
Constructor Summary | |
JBoolean(boolean b)
Constructs a JBoolean with the supplied boolean value. |
Method Summary | |
Term[] |
args()
Deprecated. |
boolean |
boolValue()
The boolean value which this jpl.JBoolean object represents |
java.lang.String |
debugString()
Deprecated. |
boolean |
equals(java.lang.Object obj)
Two JBooleans are equal if their values are equal |
boolean |
hasFunctor(java.lang.String name,
int arity)
Tests whether this JBoolean's functor has (String) 'name' and 'arity' |
java.lang.String |
toString()
Returns a Prolog source text representation of this JBoolean |
int |
type()
returns the type of this term, as one of jpl.fli.Prolog.COMPOUND, .ATOM, .VARIABLE, .INTEGER, .FLOAT etc |
java.lang.String |
typeName()
returns the name of the type of this term, as one of "Compound", "Atom", "Variable", "Integer", "Float" etc |
Methods inherited from class jpl.Term |
arg, arity, debugString, doubleValue, floatValue, hasFunctor, hasFunctor, intValue, isAtom, isCompound, isFloat, isInteger, isJBoolean, isJRef, isJVoid, isVariable, listLength, longValue, name, putParams, putParams, toString, toTermArray |
Methods inherited from class java.lang.Object |
getClass, hashCode, notify, notifyAll, wait, wait, wait |
Constructor Detail |
public JBoolean(boolean b)
b
- this JBoolean's value (a boolean)Method Detail |
public final boolean hasFunctor(java.lang.String name, int arity)
hasFunctor
in class Term
public java.lang.String toString()
public final boolean equals(java.lang.Object obj)
obj
- The Object to compare (not necessarily a JBoolean)
public boolean boolValue()
public final int type()
Term
type
in class Term
public java.lang.String typeName()
Term
typeName
in class Term
public Term[] args()
args
in class Term
public java.lang.String debugString()
debugString
in class Term
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