DefaultScope (cayenne-doc: Cayenne Documentation 4.2 API)

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

All Methods Instance Methods Concrete Methods
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 Detail

eventTypes

protected Collection<Class<? extends Annotation>> eventTypes

listeners

protected ConcurrentMap<String,Collection<ScopeEventBinding>> listeners

Constructor Detail

DefaultScope

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

Method Detail
- 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