AbsCommonEjbVisitor


1   /**
2    * EasyBeans
3    * Copyright (C) 2006 Bull S.A.S.
4    * Contact: easybeans@objectweb.org
5    *
6    * This library is free software; you can redistribute it and/or
7    * modify it under the terms of the GNU Lesser General Public
8    * License as published by the Free Software Foundation; either
9    * version 2.1 of the License, or any later version.
10   *
11   * This library is distributed in the hope that it will be useful,
12   * but WITHOUT ANY WARRANTY; without even the implied warranty of
13   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14   * Lesser General Public License for more details.
15   *
16   * You should have received a copy of the GNU Lesser General Public
17   * License along with this library; if not, write to the Free Software
18   * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
19   * USA
20   *
21   * --------------------------------------------------------------------------
22   * $Id: AbsCommonEjbVisitor.java 77 2006-03-01 13:02:50Z benoitf $
23   * --------------------------------------------------------------------------
24   */
25  
26  package org.objectweb.easybeans.deployment.annotations.analyzer.classes;
27  
28  import org.objectweb.easybeans.deployment.annotations.analyzer.AbsAnnotationVisitor;
29  import org.objectweb.easybeans.deployment.annotations.impl.JCommonBean;
30  import org.objectweb.easybeans.deployment.annotations.metadata.ClassAnnotationMetadata;
31  /**
32   * This class manages the handling of common annotations used by beans.
33   * @param <T> a class extending JCommonBean.
34   * @author Florent Benoit
35   */
36  public abstract class AbsCommonEjbVisitor<T extends JCommonBean> extends AbsAnnotationVisitor<ClassAnnotationMetadata> {
37  
38      /**
39       * Name attribute of the annotation.
40       */
41      private static final String   NAME = "name";
42  
43      /**
44       * mappedName attribute of the annotation.
45       */
46      private static final String   MAPPED_NAME = "mappedName";
47  
48      /**
49       * description attribute of the annotation.
50       */
51      private static final String   DESCRIPTION = "description";
52  
53       /**
54       * Constructor.
55       * @param classAnnotationMetadata linked to a class metadata
56       */
57      public AbsCommonEjbVisitor(final ClassAnnotationMetadata classAnnotationMetadata) {
58          super(classAnnotationMetadata);
59      }
60  
61      /**
62       * Visits a primitive value of the annotation.<br>
63       * @param name the value name.
64       * @param value the actual value, whose type must be {@link Byte},
65       *        {@link Boolean}, {@link Character}, {@link Short},
66       *        {@link Integer}, {@link Long}, {@link Float}, {@link Double},
67       *        {@link String} or {@link org.objectweb.asm.Type}.
68       */
69      @Override  
70      public void visit(final String   name, final Object   value) {
71          if (name.equals(NAME)) {
72              getJCommonBean().setName((String  ) value);
73          } else if (name.equals(MAPPED_NAME)) {
74              getJCommonBean().setMappedName((String  ) value);
75          } else if (name.equals(DESCRIPTION)) {
76              getJCommonBean().setDescription((String  ) value);
77          }
78      }
79  
80      /**
81       * Visits the end of the annotation. <br> Creates the object and store it.
82       */
83      @Override  
84      public void visitEnd() {
85          getAnnotationMetadata().setJCommonBean(getJCommonBean());
86      }
87  
88      /**
89       * @return the object used by all beans.
90       */
91      public abstract T getJCommonBean();
92  
93  
94  }
95
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