Size (Commons Functor 1.0-SNAPSHOT API)

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java.lang.Object
- org.apache.commons.functor.core.collection.Size<A>

Type Parameters:
A - the function argument type.

All Implemented Interfaces:

Serializable, Functor, UnaryFunction<A,Integer>, UnaryFunctor<A>
```
public final class Size<A>
extends Object
implements UnaryFunction<A,Integer>, Serializable
```
Returns the size of the specified Collection, or the length of the specified array or String.

Version:

$Revision: 1345136 $ $Date: 2012-06-01 08:47:06 -0400 (Fri, 01 Jun 2012) $

See Also:
Serialized Form

Constructor Summary

Constructors
Constructor and Description

Size()
Create a new Size.

Method Summary

Methods
Modifier and Type	Method and Description
`boolean`	`equals(Object that)`
`Integer`	`evaluate(Object obj)` Evaluate this function.
`int`	`hashCode()`
`static Size<Object>`	`instance()` Get a Size instance.
`String`	`toString()`

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

- Constructor Detail
  - Size
```
public Size()
```
    Create a new Size.
- Method Detail
  - evaluate
```
public Integer evaluate(Object obj)
```
    Evaluate this function.
    
    Specified by:
    
    evaluate in interface UnaryFunction<A,Integer>
    
    Parameters:
    obj - the A object to evaluate
    
    Returns:
    the T result of this evaluation
  - equals
```
public boolean equals(Object that)
```
    Overrides:
    
    equals in class Object
  - hashCode
```
public int hashCode()
```
    Overrides:
    
    hashCode in class Object
  - toString
```
public String toString()
```
    Overrides:
    
    toString in class Object
  - instance
```
public static Size<Object> instance()
```
    Get a Size instance.
    
    Returns:
    Size

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