org.mule.extension.internal.apikit

Class CachedObject<T>

java.lang.Object

org.mule.extension.internal.apikit.CachedObject<T>

Type Parameters:

T - The type of the instances we want to cache

public class CachedObject<T>
extends Object

Caches a non-null instance created with a given supplier. The cached instance can be easily invalidated if necessary.

The invalidation of the cache will happen in a thread-safe manner. No call to get() will return null.

Constructor Summary

Constructors

Constructor and Description
CachedObject(Supplier<T> supplier)

Method Summary

Modifier and Type	Method and Description
T	get() Returns the current instance or creates one if necessary.
void	invalidate() Invalidates the current instance forcing any subsequent calls to get() to cache a new one.

Methods inherited from class java.lang.Object

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

Constructor Detail

CachedObject

public CachedObject(Supplier<T> supplier)

Parameters:

supplier - The supplier for the vales to be cached. It should never return null.

Method Detail

get

public T get()

Returns the current instance or creates one if necessary.

Returns:

The current cached instance, never null.

invalidate

public void invalidate()

Invalidates the current instance forcing any subsequent calls to get() to cache a new one.