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NullLiteral (jbpm-3.1.3) - JBoss JBPM 3.1.3 API 英文版文档

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org.jbpm.jpdl.el.impl
Class NullLiteral

java.lang.Object
  org.jbpm.jpdl.el.impl.Expression
      org.jbpm.jpdl.el.impl.Literal
          org.jbpm.jpdl.el.impl.NullLiteral

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public class NullLiteral
extends Literal

An expression representing a null literal value

Version:

$Change: 181177 $$DateTime: 2001/06/26 08:45:09 $$Author: tombaeyens $

Author:

Nathan Abramson - Art Technology Group

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Field Summary
static NullLiteral	SINGLETON

 

Constructor Summary
NullLiteral()           Constructor

 

Method Summary
java.lang.String	getExpressionString()           Returns the expression in the expression language syntax

 

Methods inherited from class org.jbpm.jpdl.el.impl.Literal
evaluate, getValue, setValue

 

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

 

Field Detail

SINGLETON

public static final NullLiteral SINGLETON

Constructor Detail

NullLiteral

public NullLiteral()

Constructor

Method Detail

getExpressionString

public java.lang.String getExpressionString()

Returns the expression in the expression language syntax

Specified by:

getExpressionString in class Expression

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Version : jbpm-3.1.3