Package org.axonframework.conversion

Class CachingSupplier<T>

java.lang.Object

org.axonframework.conversion.CachingSupplier<T>

All Implemented Interfaces:

Supplier<T>

public class CachingSupplier<T>
extends Object
implements Supplier<T>

A Supplier that caches its result, useful if the supplier operation is expensive and expected to always yield the same result. This supplier can be used concurrently by multiple threads.

Author:

Rene de Waele

Method Summary

Modifier and Type	Method	Description
T	get()
static <T> CachingSupplier<T>	of(Supplier<T> supplier)	Factory method for a CachingSupplier that delegates to the given supplier when asked to supply a value.
static <T> CachingSupplier<T>	of(T value)	Factory method for a CachingSupplier that will supply the given value.

Methods inherited from class java.lang.Object

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

Method Details

of

public static <T> CachingSupplier<T> of(T value)

Factory method for a CachingSupplier that will supply the given value.

This factory method should be used when the value is already available. Used this way this supplier can be serialized.

Type Parameters:

T - the type of results supplied by this supplier

Parameters:

value - the value to supply

Returns:

a CachingSupplier that supplies the given value

of

public static <T> CachingSupplier<T> of(Supplier<T> supplier)

Factory method for a CachingSupplier that delegates to the given supplier when asked to supply a value. If the given supplier is a CachingSupplier the instance is returned as is, if not a new CachingSupplier instance is created.

Type Parameters:

T - the type of results supplied by this supplier

Parameters:

supplier - supplier for which to cache the result

Returns:

a CachingSupplier based on given supplier

get

public T get()

Specified by:

get in interface Supplier<T>