NotEvaluator (Apache Synapse - Commons classes 4.0.0-wso2v21 API)

java.lang.Object
- org.apache.synapse.commons.evaluators.NotEvaluator

All Implemented Interfaces:

Evaluator
```
public class NotEvaluator
extends Object
implements Evaluator
```
This encapsulates a boolean expression. This acts as not boolean operator. It executes the boolean expression inside and return the NOT of this expression.
```
 <not>
     one evaluator
 </not>
 
```

Constructor Summary

Constructors
Constructor Description

NotEvaluator()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`boolean`	`evaluate(EvaluatorContext context)`	Evaluate a boolean expression
`Evaluator`	`getEvaluator()`
`String`	`getName()`	Name of the evaluator
`void`	`setEvaluator(Evaluator evaluator)`

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

- Constructor Detail
  - NotEvaluator
```
public NotEvaluator()
```
- Method Detail
  - evaluate
```
public boolean evaluate(EvaluatorContext context)
                 throws EvaluatorException
```
    Description copied from interface: Evaluator
    
    Evaluate a boolean expression
    
    Specified by:
    
    evaluate in interface Evaluator
    
    Parameters:
    
    context - hold the information about the HTTP request
    
    Returns:
    
    result of evaluating the boolean expression
    
    Throws:
    
    EvaluatorException - if an error occurs while evaluating the HTTP request
  - getName
```
public String getName()
```
    Description copied from interface: Evaluator
    
    Name of the evaluator
    
    Specified by:
    
    getName in interface Evaluator
    
    Returns:
    
    name of the evaluator
  - setEvaluator
```
public void setEvaluator(Evaluator evaluator)
```
  - getEvaluator
```
public Evaluator getEvaluator()
```