ObjectArrayAnnotationVisitor


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: ObjectArrayAnnotationVisitor.java 9 2006-02-19 18:53:32Z benoitf $
23   * --------------------------------------------------------------------------
24   */
25  
26  package org.objectweb.easybeans.deployment.annotations.analyzer;
27  
28  import java.util.ArrayList  ;
29  import java.util.List  ;
30  
31  import org.objectweb.asm.AnnotationVisitor;
32  
33  /**
34   * This class manages the handling of Array[] type like String[] value().
35   * @param <T> the type of annotation metadata.
36   * @param <V> the type of class / erasure (for values).
37   * @author Florent Benoit
38   */
39  public abstract class ObjectArrayAnnotationVisitor<T, V>
40                   extends AbsAnnotationVisitor<T>
41                   implements AnnotationVisitor, AnnotationType {
42  
43      /**
44       * Array.
45       */
46      private List  <V> arrayObjects = null;
47  
48      /**
49       * Init method.
50       */
51      public void init() {
52          this.arrayObjects = new ArrayList  <V>();
53      }
54  
55      /**
56       * Constructor.
57       * @param annotationMetadata linked to an annotation metadata.
58       */
59      public ObjectArrayAnnotationVisitor(final T annotationMetadata) {
60          super(annotationMetadata);
61          init();
62      }
63  
64  
65      /**
66       * Visits a primitive value of the annotation.
67       * @param name the value name.
68       * @param value the actual value, whose type must be {@link Byte},
69       *        {@link Boolean}, {@link Character}, {@link Short},
70       *        {@link Integer}, {@link Long}, {@link Float}, {@link Double},
71       *        {@link String} or {@link org.objectweb.asm.Type}.
72       */
73      @Override  
74      @SuppressWarnings  ("unchecked")
75      public void visit(final String   name, final Object   value) {
76          this.arrayObjects.add((V) value);
77      }
78  
79      /**
80       * @return list of objects
81       */
82      public List  <V> getArrayObjects() {
83          return this.arrayObjects;
84      }
85  
86  }
87
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