NullLiteral (OpenNMS 29.0.10 API)

java.lang.Object
- org.apache.taglibs.standard.lang.jstl.Expression
- - org.apache.taglibs.standard.lang.jstl.Literal
  - - org.apache.taglibs.standard.lang.jstl.NullLiteral

```
public class NullLiteral
extends Literal
```
An expression representing a null literal value

Version:

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

Author:

Nathan Abramson - Art Technology Group

- Field Summary
  
  Fields
  Modifier and Type Field Description
  
  static NullLiteral SINGLETON
- Constructor Summary
  
  Constructors
  Constructor Description
  
  NullLiteral()
  Constructor
- Method Summary
  
  All Methods Instance Methods Concrete Methods
  Modifier and Type Method Description
  
  String getExpressionString()
  Returns the expression in the expression language syntax
  - Methods inherited from class org.apache.taglibs.standard.lang.jstl.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 String getExpressionString()
```
    Returns the expression in the expression language syntax
    
    Specified by:
    
    getExpressionString in class Expression