Package org.apache.cayenne.di.spi

Class DefaultScope

java.lang.Object

org.apache.cayenne.di.spi.DefaultScope

All Implemented Interfaces:

Scope

public class DefaultScope
extends Object
implements Scope

An implementation of a DI scopes with support scope events.

Since:

3.1

Field Summary

Fields

Modifier and Type	Field	Description
protected Collection<Class<? extends Annotation>>	eventTypes
protected ConcurrentMap<String,Collection<ScopeEventBinding>>	listeners

Constructor Summary

Constructors

Constructor	Description
DefaultScope(Class<? extends Annotation>... customEventTypes)

Method Summary

Modifier and Type	Method	Description
void	addScopeEventListener(Object object)	Registers annotated methods of an arbitrary object for this scope lifecycle events.
void	postScopeEvent(Class<? extends Annotation> type, Object... eventParameters)	Posts a scope event to all registered listeners.
void	removeScopeEventListener(Object object)
<T> Provider<T>	scope(Provider<T> unscoped)
void	shutdown()	Shuts down this scope, posting BeforeScopeEnd and AfterScopeEnd events.

Methods inherited from class java.lang.Object

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

Field Details

eventTypes

protected Collection<Class<? extends Annotation>> eventTypes

listeners

protected ConcurrentMap<String,Collection<ScopeEventBinding>> listeners

Constructor Details

DefaultScope

@SafeVarargs
public DefaultScope(Class<? extends Annotation>... customEventTypes)

Method Details

shutdown

public void shutdown()

Shuts down this scope, posting BeforeScopeEnd and AfterScopeEnd events.

addScopeEventListener

public void addScopeEventListener(Object object)

Registers annotated methods of an arbitrary object for this scope lifecycle events.

removeScopeEventListener

public void removeScopeEventListener(Object object)

postScopeEvent

public void postScopeEvent(Class<? extends Annotation> type,
 Object... eventParameters)

Posts a scope event to all registered listeners. There's no predetermined order of event dispatching. An exception thrown by any of the listeners stops further event processing and is rethrown.

scope

public <T> Provider<T> scope(Provider<T> unscoped)

Specified by:

scope in interface Scope