Package arez

Interface Locator

All Known Implementing Classes:

TypeBasedLocator

@OmitType(unless="arez.enable_references")
public interface Locator

The interface used to look up components by type and id. This is primarily used by components that represent entities that relate to other entities.

Method Summary

Modifier and Type	Method	Description
<T> T	findById(Class<T> type, Object id)	Lookup the entity with the specified type and the specified id, returning null if not present.

Method Details

findById

@Nullable <T> T findById(@Nonnull Class<T> type,
 @Nonnull Object id)

Lookup the entity with the specified type and the specified id, returning null if not present.

Type Parameters:

T - the entity type.

Parameters:

type - the type of the entity.

id - the id of the entity.

Returns:

the entity or null if no such entity.