NullVariableReference

java.lang.Object
- org.apache.manifoldcf.scriptengine.NullVariableReference

All Implemented Interfaces:: VariableReference

public class NullVariableReference
extends java.lang.Object
implements VariableReference

Null variable reference.

Constructor Summary

Constructors
Constructor Description

NullVariableReference()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`boolean`	`isNull()`	Check if this reference is null
`Variable`	`resolve()`	Resolve the reference
`void`	`setReference(Variable object)`	Set the reference

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

- Constructor Detail
  - NullVariableReference
```
public NullVariableReference()
```
- Method Detail
  - setReference
```
public void setReference(Variable object)
                  throws ScriptException
```
    Set the reference
    
    Specified by:
    
    setReference in interface VariableReference
    
    Throws:
    
    ScriptException
  - resolve
```
public Variable resolve()
                 throws ScriptException
```
    Resolve the reference
    
    Specified by:
    
    resolve in interface VariableReference
    
    Throws:
    
    ScriptException
  - isNull
```
public boolean isNull()
```
    Check if this reference is null
    
    Specified by:
    
    isNull in interface VariableReference