src/share/classes/com/sun/tools/classfile/RuntimeAnnotations_attribute.java

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1 /*
2 * Copyright 2007 Sun Microsystems, Inc. All Rights Reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. Sun designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Sun in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
22 * CA 95054 USA or visit www.sun.com if you need additional information or
23 * have any questions.
24 */
25
26 package com.sun.tools.classfile;
27
28 import java.io.IOException;
29
30 /**
31 * See JVMS3, section 4.8.16 and 4.8.17.
32 *
33 * <p><b>This is NOT part of any API supported by Sun Microsystems. If
34 * you write code that depends on this, you do so at your own risk.
35 * This code and its internal interfaces are subject to change or
36 * deletion without notice.</b>
37 */
38 public abstract class RuntimeAnnotations_attribute extends Attribute {
39 protected RuntimeAnnotations_attribute(ClassReader cr, int name_index, int length)
40 throws IOException, Annotation.InvalidAnnotation {
41 super(name_index, length);
42 int num_annotations = cr.readUnsignedShort();
43 annotations = new Annotation[num_annotations];
44 for (int i = 0; i < annotations.length; i++)
45 annotations[i] = new Annotation(cr);
46 }
47
48 protected RuntimeAnnotations_attribute(int name_index, Annotation[] annotations) {
49 super(name_index, length(annotations));
50 this.annotations = annotations;
51 }
52
53 private static int length(Annotation[] annos) {
54 int n = 2;
55 for (Annotation anno: annos)
56 n += anno.length();
57 return n;
58 }
59
60 public final Annotation[] annotations;
61 }

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