org.databene.script.expression

Class UnaryExpression<E>

java.lang.Object

org.databene.script.expression.UnaryExpression<E>

All Implemented Interfaces:

Expression<E>, WrapperExpression<E>

Direct Known Subclasses:

BitwiseComplementExpression, IsNullExpression, LogicalComplementExpression, StringExpression, TypeConvertingExpression, UnaryMinusExpression

public abstract class UnaryExpression<E>
extends Object
implements WrapperExpression<E>

Abstract Expression that serves as parent class for expressions that evaluate a single term.

Created at 06.10.2009 14:26:04

Since:

0.5.0

Author:

Volker Bergmann

Field Summary

Fields

Modifier and Type	Field and Description
protected String	symbol
protected Expression<?>	term

Constructor Summary

Constructors

Constructor and Description
UnaryExpression(String symbol, Expression<?> term)

Method Summary

Methods

Modifier and Type	Method and Description
Expression<?>[]	getSourceExpressions()
boolean	isConstant()
String	toString()

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.databene.script.Expression

evaluate

Field Detail

symbol

protected String symbol

term

protected Expression<?> term

Constructor Detail

UnaryExpression

public UnaryExpression(String symbol,
               Expression<?> term)

Method Detail

isConstant

public boolean isConstant()

Specified by:

isConstant in interface Expression<E>

getSourceExpressions

public Expression<?>[] getSourceExpressions()

Specified by:

getSourceExpressions in interface WrapperExpression<E>

toString

public String toString()

Overrides:

toString in class Object