public abstract class RequestSingleton extends AbstractSingleton
EScope.REQUEST| Modifier | Constructor and Description |
|---|---|
protected |
RequestSingleton() |
| Modifier and Type | Method and Description |
|---|---|
static List<RequestSingleton> |
getAllRequestSingletons()
Get all instantiated singleton objects registered in the current request
scope.
|
static <T extends RequestSingleton> |
getRequestSingleton(Class<T> aClass)
Get the singleton object in the current request scope, using the passed
class.
|
static <T extends RequestSingleton> |
getRequestSingletonIfInstantiated(Class<T> aClass)
Get the singleton object if it is already instantiated inside the current
request scope or
null if it is not instantiated. |
static boolean |
isRequestSingletonInstantiated(Class<? extends RequestSingleton> aClass)
Check if a singleton is already instantiated inside the current request
scope
|
getAllSingletons, getSingleton, getSingletonIfInstantiated, getSingletonScopeKey, isDestroyed, isInDestruction, isInInstantiation, isInstantiated, isSingletonInstantiated, isUsableObject, onAfterInstantiation, onDestroy, onScopeDestruction, readAbstractSingletonFields, setDestroyed, setInDestruction, setInInstantiation, setInstantiated, toString, writeAbstractSingletonFields@Nonnull public static final <T extends RequestSingleton> T getRequestSingleton(@Nonnull Class<T> aClass)
aClass - The class to be used. May not be null. The class must
be public as needs to have a public no-argument constructor.null.@Nullable public static final <T extends RequestSingleton> T getRequestSingletonIfInstantiated(@Nonnull Class<T> aClass)
null if it is not instantiated.aClass - The class to be checked. May not be null.null otherwise.public static final boolean isRequestSingletonInstantiated(@Nonnull Class<? extends RequestSingleton> aClass)
aClass - The class to be checked. May not be null.true if the singleton for the specified class is
already instantiated, false otherwise.@Nonnull public static final List<RequestSingleton> getAllRequestSingletons()
null list with all instances of this class in
the current request scope.Copyright © 2014–2015 Philip Helger. All rights reserved.