org.keycloak.models.cache.infinispan

Class DefaultLazyLoader<S,D>

java.lang.Object

org.keycloak.models.cache.infinispan.DefaultLazyLoader<S,D>

All Implemented Interfaces:

LazyLoader<S,D>

public class DefaultLazyLoader<S,D>
extends Object
implements LazyLoader<S,D>

Default implementation of DefaultLazyLoader that only fetches data once. This implementation is not thread-safe and cached data is assumed to not be shared across different threads to sync state.

Author:

Pedro Igor

Constructor Summary

Constructors

Constructor and Description
DefaultLazyLoader(Function<S,D> loader, Supplier<D> fallback)

Method Summary

Modifier and Type	Method and Description
D	get(Supplier<S> sourceSupplier) Returns data from the given source.

Methods inherited from class java.lang.Object

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

Constructor Detail

DefaultLazyLoader

public DefaultLazyLoader(Function<S,D> loader,
                         Supplier<D> fallback)

Method Detail

get

public D get(Supplier<S> sourceSupplier)

Description copied from interface: LazyLoader

Returns data from the given source. Data is only fetched from source once and only if necessary, it is up to implementations to decide the momentum to actually fetch data from source.

Specified by:

get in interface LazyLoader<S,D>

Parameters:

sourceSupplier - the source from where data will be fetched.

Returns:

the data from source