ExceptionPredicate (Apache Commons Collections 4.2 API)

java.lang.Object
- org.apache.commons.collections4.functors.ExceptionPredicate<T>

All Implemented Interfaces:

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

Since:

3.0

See Also:

Serialized Form

Field Summary

Fields
Modifier and Type Field Description

static Predicate INSTANCE
Singleton predicate instance

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`boolean`	`evaluate(T object)`	Evaluates the predicate always throwing an exception.
`static <T> Predicate<T>`	`exceptionPredicate()`	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
  - exceptionPredicate
```
public static <T> Predicate<T> exceptionPredicate()
```
    Factory returning the singleton instance.
    
    Type Parameters:
    
    T - the object type
    
    Returns:
    
    the singleton instance
    
    Since:
    
    3.1
  - evaluate
```
public boolean evaluate(T object)
```
    Evaluates the predicate always throwing an exception.
    
    Specified by:
    
    evaluate in interface Predicate<T>
    
    Parameters:
    
    object - the input object
    
    Returns:
    
    never
    
    Throws:
    
    FunctorException - always