ExceptionPredicate (Apache Commons Collections 3.2.2 API)

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java.lang.Object
- org.apache.commons.collections.functors.ExceptionPredicate

All Implemented Interfaces:

Serializable, Predicate
```
public final class ExceptionPredicate
extends Object
implements Predicate, Serializable
```
Predicate implementation that always throws an exception.

Since:

Commons Collections 3.0

Version:

$Revision: 972404 $ $Date: 2008-04-10 14:33:15 +0200 (Thu, 10 Apr 2008) $

Author:

Stephen Colebourne

See Also:
Serialized Form

Field Summary

Fields
Modifier and Type Field and Description

static Predicate INSTANCE
Singleton predicate instance

Method Summary

Methods
Modifier and Type	Method and Description
`boolean`	`evaluate(Object object)` Evaluates the predicate always throwing an exception.
`static Predicate`	`getInstance()` Factory returning the singleton instance.

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

- Field Detail
  - INSTANCE
```
public static final Predicate INSTANCE
```
    Singleton predicate instance
- Method Detail
  - getInstance
```
public static Predicate getInstance()
```
    Factory returning the singleton instance.
    
    Returns:
    the singleton instance
    Since:
    
    Commons Collections 3.1
  - evaluate
```
public boolean evaluate(Object object)
```
    Evaluates the predicate always throwing an exception.
    
    Specified by:
    
    evaluate in interface Predicate
    
    Parameters:
    object - the input object
    
    Returns:
    never
    
    Throws:
    
    FunctorException - always

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