NullaryPredicateNullaryFunction (Apache Commons Functor 1.0-SNAPSHOT API)

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java.lang.Object
- org.apache.commons.functor.adapter.NullaryPredicateNullaryFunction

All Implemented Interfaces:

Functor, NullaryFunction<Boolean>, NullaryFunctor
```
public final class NullaryPredicateNullaryFunction
extends Object
implements NullaryFunction<Boolean>
```
Adapts a Predicate to the NullaryFunction interface.

Version:

$Revision: 1365377 $ $Date: 2012-07-24 21:59:23 -0300 (Tue, 24 Jul 2012) $

Constructor Summary

Constructors
Constructor and Description

NullaryPredicateNullaryFunction(NullaryPredicate predicate)
Create a new NullaryPredicateNullaryFunction.

Method Summary

Methods
Modifier and Type	Method and Description
`static NullaryPredicateNullaryFunction`	`adapt(NullaryPredicate predicate)` Adapt a NullaryPredicate to the NullaryFunction interface.
`boolean`	`equals(Object obj)`
`Boolean`	`evaluate()` Evaluate this function.
`int`	`hashCode()`
`String`	`toString()`

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

- Constructor Detail
  - NullaryPredicateNullaryFunction
```
public NullaryPredicateNullaryFunction(NullaryPredicate predicate)
```
    Create a new NullaryPredicateNullaryFunction.
    
    Parameters:
    predicate - to adapt
- Method Detail
  - evaluate
```
public Boolean evaluate()
```
    Evaluate this function. Returns Boolean.TRUE (Boolean.FALSE) when the test method of my underlying predicate returns true (false).
    
    Specified by:
    
    evaluate in interface NullaryFunction<Boolean>
    
    Returns:
    a non-null Boolean instance
  - equals
```
public boolean equals(Object obj)
```
    Overrides:
    
    equals in class Object
  - hashCode
```
public int hashCode()
```
    Overrides:
    
    hashCode in class Object
  - toString
```
public String toString()
```
    Overrides:
    
    toString in class Object
  - adapt
```
public static NullaryPredicateNullaryFunction adapt(NullaryPredicate predicate)
```
    Adapt a NullaryPredicate to the NullaryFunction interface.
    
    Parameters:
    predicate - to adapt
    
    Returns:
    NullaryPredicateNullaryFunction

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