org.databene.script.expression

Class ConditionalExpression<E>

java.lang.Object

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

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

All Implemented Interfaces:

Expression<E>

public class ConditionalExpression<E>
extends DynamicExpression<E>

Expression implementation that evaluates a boolean (condition) expression and, depending if the result was true or false, evaluates the first or second expression delegate. The semantic is like the Java expression (condition ? alt1 : alt2).

Created at 06.10.2009 16:04:15

Since:

0.6.0

Author:

Volker Bergmann

Constructor Summary

Constructors

Constructor and Description
ConditionalExpression(Expression<Boolean> condition, Expression<? extends E> alt1, Expression<? extends E> alt2)

Method Summary

Methods

Modifier and Type	Method and Description
E	evaluate(org.databene.commons.Context context)
String	toString()

Methods inherited from class org.databene.script.expression.DynamicExpression

isConstant

Methods inherited from class java.lang.Object

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

Constructor Detail

ConditionalExpression

public ConditionalExpression(Expression<Boolean> condition,
                     Expression<? extends E> alt1,
                     Expression<? extends E> alt2)

Method Detail

evaluate

public E evaluate(org.databene.commons.Context context)

toString

public String toString()

Overrides:

toString in class Object