net.sf.japaki.basic
Class DefaultFactory<T>

java.lang.Object
  net.sf.japaki.basic.DefaultFactory<T>

All Implemented Interfaces:

Factory<T>

public class DefaultFactory<T>
extends Object
implements Factory<T>

Provides a factory for classes with public default constructors. The implementation is based on reflection.

Constructor Summary

DefaultFactory()

DefaultFactory(Class<T> type)
Creates a new factory for the given type.

Method Summary

T	create() Creates a new instance of type T.
static <T> Factory<T>	newInstance(Class<T> type) Creates a new factory for the given type.

Methods inherited from class java.lang.Object

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

Constructor Detail

DefaultFactory

public DefaultFactory(Class<T> type)
               throws InstantiationException,
                      IllegalAccessException

Creates a new factory for the given type.

Parameters:

type - a class with a public default constructor.

Throws:

NullPointerException - if type is null

InstantiationException - see Class.newInstance()

IllegalAccessException - see Class.newInstance()

DefaultFactory

public DefaultFactory()

Method Detail

newInstance

public static <T> Factory<T> newInstance(Class<T> type)

Creates a new factory for the given type.

Parameters:

type - a class with a public default constructor.

Throws:

NullPointerException - if type is null

RuntimeException - if the class could not be instatiated.

create

public T create()

Description copied from interface: Factory

Creates a new instance of type T.

Specified by:

create in interface Factory<T>

Returns:

the newly created instance