com.bc.jexp

Class Term.UnaryN

java.lang.Object

com.bc.jexp.Term

com.bc.jexp.Term.Op

com.bc.jexp.Term.Unary

com.bc.jexp.Term.UnaryN

Direct Known Subclasses:

Term.Neg

Enclosing class:

Term

public abstract static class Term.UnaryN
extends Term.Unary

An abstract unary (= 1 operand) operation with a numeric return type.

Nested Class Summary

Nested classes/interfaces inherited from class com.bc.jexp.Term

Term.Add, Term.AndB, Term.AndI, Term.Assign, Term.Binary, Term.BinaryB, Term.BinaryI, Term.BinaryN, Term.Call, Term.Cond, Term.ConstB, Term.ConstD, Term.ConstI, Term.ConstS, Term.Div, Term.EqB, Term.EqD, Term.EqI, Term.GeD, Term.GeI, Term.GtD, Term.GtI, Term.LeD, Term.LeI, Term.LtD, Term.LtI, Term.Mod, Term.Mul, Term.Neg, Term.NEqB, Term.NEqD, Term.NEqI, Term.NotB, Term.NotI, Term.Op, Term.OrB, Term.OrI, Term.Ref, Term.Sub, Term.Unary, Term.UnaryB, Term.UnaryI, Term.UnaryN, Term.XOrI

Field Summary

Fields inherited from class com.bc.jexp.Term.Unary

arg

Fields inherited from class com.bc.jexp.Term.Op

args, name, type

Fields inherited from class com.bc.jexp.Term

TYPE_B, TYPE_D, TYPE_I, TYPE_S

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	Term.UnaryN(String name, int type, Term arg)

Method Summary

Methods

Modifier and Type	Method and Description
boolean	evalB(EvalEnv env) Evaluates this term to a boolean value.

Methods inherited from class com.bc.jexp.Term.Op

getArgs, getChildren, getRetType, toString

Methods inherited from class com.bc.jexp.Term

evalD, evalI, evalS, isB, isD, isI, isN, toB, toB, toD, toI, toI, toS, toS, toS

Methods inherited from class java.lang.Object

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

Constructor Detail

Term.UnaryN

protected Term.UnaryN(String name,
           int type,
           Term arg)

Method Detail

evalB

public boolean evalB(EvalEnv env)

Description copied from class: Term

Evaluates this term to a boolean value.

Specified by:

evalB in class Term

Parameters:

env - the application dependant environment.

Returns:

a boolean value