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Java > Open Source Codes > com > tc > aspectwerkz > aspect > management > HasInstanceLevelAspect


1 /*
2  * All content copyright (c) 2003-2006 Terracotta, Inc., except as may otherwise be noted in a separate copyright notice. All rights reserved.
3  */
4 package com.tc.aspectwerkz.aspect.management;
5
6 /**
7  * Interface applied to a target class when it has instance level aspects (perInstance, perThis, perTarget)
8  * <p/>
9  * Should <b>NEVER</b> be implemented by the user, but is applied to target classes by the weaver.
10  *
11  * @author <a HREF="mailto:jboner@codehaus.org">Jonas BonŽr </a>
12  */
13 public interface HasInstanceLevelAspect {
14
15   /**
16    * Returns the instance level aspect given a specific aspect factory class, since we know that one aspect class
17    * has one or more factory (due to qNames) and one factory acts for only one aspect qName.
18    *
19    * @param aspectFactoryClass
20    * @return the aspect instance or null if no such aspect
21    */
22   Object JavaDoc aw$getAspect(Class JavaDoc aspectFactoryClass);
23
24   /**
25    * Cheks if the instance level aspect with the specific factory class was associated with the instance.
26    *
27    * @param aspectFactoryClass
28    * @return true in case the aspect was registers, false otherwise
29    */
30   boolean aw$hasAspect(Class JavaDoc aspectFactoryClass);
31
32   Object JavaDoc aw$bindAspect(Class JavaDoc aspectFactoryClass, Object JavaDoc aspect);
33 }
34
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