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Java > Open Source Codes > com > sun > enterprise > deployment > annotation > handlers > PrePassivateHandler


1 /*
2  * The contents of this file are subject to the terms
3  * of the Common Development and Distribution License
4  * (the License). You may not use this file except in
5  * compliance with the License.
6  *
7  * You can obtain a copy of the license at
8  * https://glassfish.dev.java.net/public/CDDLv1.0.html or
9  * glassfish/bootstrap/legal/CDDLv1.0.txt.
10  * See the License for the specific language governing
11  * permissions and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL
14  * Header Notice in each file and include the License file
15  * at glassfish/bootstrap/legal/CDDLv1.0.txt.
16  * If applicable, add the following below the CDDL Header,
17  * with the fields enclosed by brackets [] replaced by
18  * you own identifying information:
19  * "Portions Copyrighted [year] [name of copyright owner]"
20  *
21  * Copyright 2006 Sun Microsystems, Inc. All rights reserved.
22  */
23 package com.sun.enterprise.deployment.annotation.handlers;
24
25 import java.lang.annotation.Annotation JavaDoc;
26 import java.lang.annotation.ElementType JavaDoc;
27 import java.lang.reflect.AnnotatedElement JavaDoc;
28 import java.lang.reflect.Method JavaDoc;
29
30 import javax.ejb.PrePassivate JavaDoc;
31
32 import com.sun.enterprise.deployment.EjbDescriptor;
33 import com.sun.enterprise.deployment.EjbInterceptor;
34 import com.sun.enterprise.deployment.EjbSessionDescriptor;
35 import com.sun.enterprise.deployment.LifecycleCallbackDescriptor;
36
37 import com.sun.enterprise.deployment.annotation.AnnotationInfo;
38 import com.sun.enterprise.deployment.annotation.AnnotationProcessorException;
39 import com.sun.enterprise.deployment.annotation.HandlerProcessingResult;
40 import com.sun.enterprise.deployment.annotation.context.EjbContext;
41 import com.sun.enterprise.deployment.annotation.context.EjbInterceptorContext;
42
43 /**
44  * This handler is responsible for handling javax.ejb.PrePassivate
45  *
46  */
47 public class PrePassivateHandler extends AbstractAttributeHandler {
48     
49     public PrePassivateHandler() {
50     }
51     
52     /**
53      * @return the annoation type this annotation handler is handling
54      */
55     public Class JavaDoc<? extends Annotation JavaDoc> getAnnotationType() {
56         return PrePassivate JavaDoc.class;
57     }
58         
59     protected HandlerProcessingResult processAnnotation(AnnotationInfo ainfo,
60             EjbContext[] ejbContexts) throws AnnotationProcessorException {
61
62         for(EjbContext next : ejbContexts) {
63             
64             EjbSessionDescriptor ejbSessionDescriptor =
65                 (EjbSessionDescriptor) next.getDescriptor();
66
67             ejbSessionDescriptor.addPrePassivateDescriptor(
68                 getPrePassivateDescriptor(ainfo));
69             
70         }
71         
72         return getDefaultProcessedResult();
73     }
74
75     protected HandlerProcessingResult processAnnotation(AnnotationInfo ainfo,
76             EjbInterceptorContext ejbInterceptorContext)
77             throws AnnotationProcessorException {
78         EjbInterceptor ejbInterceptor = ejbInterceptorContext.getDescriptor();
79         ejbInterceptor.addPrePassivateDescriptor(
80             getPrePassivateDescriptor(ainfo));
81         return getDefaultProcessedResult();
82     }
83
84     private LifecycleCallbackDescriptor getPrePassivateDescriptor(
85             AnnotationInfo ainfo) {
86         Method JavaDoc annotatedMethod = (Method JavaDoc) ainfo.getAnnotatedElement();
87         LifecycleCallbackDescriptor prePassivate =
88                 new LifecycleCallbackDescriptor();
89         prePassivate.setLifecycleCallbackClass(annotatedMethod.getDeclaringClass().getName());
90         prePassivate.setLifecycleCallbackMethod(annotatedMethod.getName());
91         return prePassivate;
92     }
93
94
95     /**
96      * @return an array of annotation types this annotation handler would
97      * require to be processed (if present) before it processes it's own
98      * annotation type.
99      */
100     public Class JavaDoc<? extends Annotation JavaDoc>[] getTypeDependencies() {
101         return getEjbAnnotationTypes();
102     }
103
104     protected boolean isDelegatee() {
105         return true;
106     }
107 }
108
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