voji.utils
Class Instance

java.lang.Object
  |
  +--voji.utils.Instance

public class Instance

extends java.lang.Object

This class holds parameters for the constructor of a class. However, an instance will only be created if needed.

Field Summary

protected java.lang.reflect.Constructor	constructor The constructor which is to be used
protected java.lang.Object	instance The instance or null if the instance hasn't been created yet
protected java.lang.Object[]	params The parameters which have to be passed to the constructor

Constructor Summary

Instance()
Constructs a new empty Instance instance

Instance(java.lang.Class cl, java.lang.Object[] params)
Constructs a new Instance instance holding an instance of the given Class.

Method Summary

protected java.lang.Object	create() Creates the instance.
java.lang.Object	get() Returns the instance and creates it, if necessary

Methods inherited from class java.lang.Object

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

Field Detail

constructor

protected java.lang.reflect.Constructor constructor

The constructor which is to be used

params

protected java.lang.Object[] params

The parameters which have to be passed to the constructor

instance

protected java.lang.Object instance

The instance or null if the instance hasn't been created yet

Constructor Detail

Instance

public Instance()

Constructs a new empty Instance instance

Instance

public Instance(java.lang.Class cl,
                java.lang.Object[] params)

Constructs a new Instance instance holding an instance of the given Class.

Parameters:

cl - The Class which has to be instantiated

params - An Array containing the parameters of the constructor which has to be used

Method Detail

create

protected java.lang.Object create()

Creates the instance. This method can be overwritten in case there's any more initialisation necessary.

get

public java.lang.Object get()

Returns the instance and creates it, if necessary