org.apache.polygene.api.concern

Class ConcernOf<T>

java.lang.Object

org.apache.polygene.api.concern.ConcernOf<T>

Direct Known Subclasses:

AbstractTraceConcern, ConcurrentModificationCheckConcern, GenericConcern, MockPlayerConcern, ReadLockConcern, ReturnCachedValueConcern, ReturnCachedValueOnExceptionConcern, SecurityConcern, StateChangeNotificationConcern, TimingCaptureAllConcern, WriteLockConcern

public abstract class ConcernOf<T>
extends Object

Base class for Concerns. It introduces a typed "next" pointer that Concerns can use to invoke the next Concern (or mixin) in the chain.

Generic Concerns should subclass GenericConcern instead.

Concerns implementations must be thread-safe in their implementation, as multiple threads may share instances.

Field Summary

Fields

Modifier and Type	Field and Description
protected T	next The "next" pointer.

Constructor Summary

Constructors

Constructor and Description
ConcernOf()

Method Summary

Methods inherited from class java.lang.Object

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

Field Detail

next

@ConcernFor
protected final T next

The "next" pointer. This points to the next concern in the chain or the mixin to be invoked.

Constructor Detail

ConcernOf

public ConcernOf()