01: /*
02: * Copyright (c) 1998-2008 Caucho Technology -- all rights reserved
03: *
04: * This file is part of Resin(R) Open Source
05: *
06: * Each copy or derived work must preserve the copyright notice and this
07: * notice unmodified.
08: *
09: * Resin Open Source is free software; you can redistribute it and/or modify
10: * it under the terms of the GNU General Public License as published by
11: * the Free Software Foundation; either version 2 of the License, or
12: * (at your option) any later version.
13: *
14: * Resin Open Source is distributed in the hope that it will be useful,
15: * but WITHOUT ANY WARRANTY; without even the implied warranty of
16: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
17: * of NON-INFRINGEMENT. See the GNU General Public License for more
18: * details.
19: *
20: * You should have received a copy of the GNU General Public License
21: * along with Resin Open Source; if not, write to the
22: *
23: * Free Software Foundation, Inc.
24: * 59 Temple Place, Suite 330
25: * Boston, MA 02111-1307 USA
26: *
27: * @author Scott Ferguson
28: */
29:
30: package com.caucho.bytecode;
31:
32: /**
33: * Represents an annotation object
34: */
35: abstract public class JAnnotationObject {
36: /**
37: * Returns the annotation.
38: */
39: public JAnnotation[] getDeclaredAnnotations() {
40: return new JAnnotation[0];
41: }
42:
43: /**
44: * Returns the annotation.
45: */
46: public JAnnotation getAnnotation(String className) {
47: for (JAnnotation ann : getDeclaredAnnotations()) {
48: if (ann.getType().equals(className))
49: return ann;
50: }
51:
52: return null;
53: }
54:
55: /**
56: * Returns the annotation.
57: */
58: public JAnnotation getAnnotation(Class cl) {
59: if (cl != null)
60: return getAnnotation(cl.getName());
61: else
62: return null;
63: }
64:
65: /**
66: * Returns the annotation.
67: */
68: public boolean isAnnotationPresent(String className) {
69: return getAnnotation(className) != null;
70: }
71:
72: /**
73: * Returns the annotation.
74: */
75: public boolean isAnnotationPresent(Class cl) {
76: return isAnnotationPresent(cl.getName());
77: }
78: }
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