01: /*
02: * ProGuard -- shrinking, optimization, obfuscation, and preverification
03: * of Java bytecode.
04: *
05: * Copyright (c) 2002-2007 Eric Lafortune (eric@graphics.cornell.edu)
06: *
07: * This library is free software; you can redistribute it and/or modify it
08: * under the terms of the GNU General Public License as published by the Free
09: * Software Foundation; either version 2 of the License, or (at your option)
10: * any later version.
11: *
12: * This library is distributed in the hope that it will be useful, but WITHOUT
13: * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
14: * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
15: * for more details.
16: *
17: * You should have received a copy of the GNU Lesser General Public License
18: * along with this library; if not, write to the Free Software Foundation,
19: * Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20: */
21: package proguard.classfile.attribute.annotation;
22:
23: import proguard.classfile.*;
24: import proguard.classfile.attribute.Attribute;
25: import proguard.classfile.attribute.annotation.visitor.AnnotationVisitor;
26:
27: /**
28: * This Attribute represents a runtime parameter annotations attribute.
29: *
30: * @author Eric Lafortune
31: */
32: public abstract class ParameterAnnotationsAttribute extends Attribute {
33: public int u2parametersCount;
34: public int[] u2parameterAnnotationsCount;
35: public Annotation[][] parameterAnnotations;
36:
37: protected ParameterAnnotationsAttribute() {
38: }
39:
40: /**
41: * Applies the given visitor to all annotations.
42: */
43: public void annotationsAccept(Clazz clazz, Method method,
44: AnnotationVisitor annotationVisitor) {
45: // Loop over all parameters.
46: for (int parameterIndex = 0; parameterIndex < u2parametersCount; parameterIndex++) {
47: int annotationsCount = u2parameterAnnotationsCount[parameterIndex];
48: Annotation[] annotations = parameterAnnotations[parameterIndex];
49:
50: // Loop over all parameter annotations.
51: for (int index = 0; index < annotationsCount; index++) {
52: // We don't need double dispatching here, since there is only one
53: // type of Annotation.
54: annotationVisitor.visitAnnotation(clazz, method,
55: parameterIndex, annotations[index]);
56: }
57: }
58: }
59: }
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