Package edu.hm.hafner.util

Class Deferred<T>

java.lang.Object

edu.hm.hafner.util.Deferred<T>

Type Parameters:

T - type of the instance

public final class Deferred<T>
extends Object

Deferred element wrapper of a singleton instance. Creates a constant instance when it is accessed the first time.

Constructor Summary

Constructors

Constructor	Description
Deferred(Supplier<T> supplier)	Creates a new instance that creates a singleton when it is accessed the first time.

Method Summary

Modifier and Type	Method	Description
T	get()	Returns the instance.

Methods inherited from class java.lang.Object

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

Constructor Details

Deferred

public Deferred(Supplier<T> supplier)

Creates a new instance that creates a singleton when it is accessed the first time.

Parameters:

supplier - the supplier to create the instance

Method Details

get

public T get()

Returns the instance. If not yet created the instance will be created.

Returns:

the instance