org.apache.commons.collections.functors
Class InstantiateFactory

java.lang.Object
  org.apache.commons.collections.functors.InstantiateFactory

All Implemented Interfaces:

java.io.Serializable, Factory

public class InstantiateFactory
extends java.lang.Object
implements Factory, java.io.Serializable

Factory implementation that creates a new object instance by reflection.

Since:

Commons Collections 3.0

Version:

$Revision: 646777 $ $Date: 2008-04-10 13:33:15 +0100 (Thu, 10 Apr 2008) $

Author:

Stephen Colebourne

See Also:

Serialized Form

Constructor Summary

InstantiateFactory(java.lang.Class classToInstantiate)
Constructor that performs no validation.

InstantiateFactory(java.lang.Class classToInstantiate, java.lang.Class[] paramTypes, java.lang.Object[] args)
Constructor that performs no validation.

Method Summary

java.lang.Object	create() Creates an object using the stored constructor.
static Factory	getInstance(java.lang.Class classToInstantiate, java.lang.Class[] paramTypes, java.lang.Object[] args) Factory method that performs validation.

Methods inherited from class java.lang.Object

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

Constructor Detail

InstantiateFactory

public InstantiateFactory(java.lang.Class classToInstantiate)

Constructor that performs no validation. Use getInstance if you want that.

Parameters:

classToInstantiate - the class to instantiate

InstantiateFactory

public InstantiateFactory(java.lang.Class classToInstantiate,
                          java.lang.Class[] paramTypes,
                          java.lang.Object[] args)

Constructor that performs no validation. Use getInstance if you want that.

Parameters:

classToInstantiate - the class to instantiate

paramTypes - the constructor parameter types, not cloned

args - the constructor arguments, not cloned

Method Detail

getInstance

public static Factory getInstance(java.lang.Class classToInstantiate,
                                  java.lang.Class[] paramTypes,
                                  java.lang.Object[] args)

Factory method that performs validation.

Parameters:

classToInstantiate - the class to instantiate, not null

paramTypes - the constructor parameter types

args - the constructor arguments

Returns:

a new instantiate factory

create

public java.lang.Object create()

Creates an object using the stored constructor.

Specified by:

create in interface Factory

Returns:

the new object