org.apache.commons.collections4.functors

Class PrototypeFactory

java.lang.Object

org.apache.commons.collections4.functors.PrototypeFactory

public class PrototypeFactory
extends java.lang.Object

Factory implementation that creates a new instance each time based on a prototype.

Since:

3.0

Version:

$Id: PrototypeFactory.java 1477798 2013-04-30 19:49:02Z tn $

Method Summary

Methods

Modifier and Type	Method and Description
static <T> Factory<T>	prototypeFactory(T prototype) Factory method that performs validation.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

prototypeFactory

public static <T> Factory<T> prototypeFactory(T prototype)

Factory method that performs validation.

Creates a Factory that will return a clone of the same prototype object each time the factory is used. The prototype will be cloned using one of these techniques (in order):

• public clone method
• public copy constructor
• serialization clone

Type Parameters:

T - the type the factory creates

Parameters:

prototype - the object to clone each time in the factory

Returns:

the prototype factory, or a ConstantFactory.NULL_INSTANCE if the prototype is null

Throws:

java.lang.IllegalArgumentException - if the prototype cannot be cloned