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.optimize.info;
22:
23: import proguard.classfile.Clazz;
24:
25: /**
26: * This class stores some optimization information that can be attached to
27: * a class.
28: *
29: * @author Eric Lafortune
30: */
31: public class ClassOptimizationInfo {
32: private boolean isInstantiated = false;
33: private boolean isInstanceofed = false;
34: private boolean isDotClassed = false;
35:
36: public void setInstantiated() {
37: isInstantiated = true;
38: }
39:
40: public boolean isInstantiated() {
41: return isInstantiated;
42: }
43:
44: public void setInstanceofed() {
45: isInstanceofed = true;
46: }
47:
48: public boolean isInstanceofed() {
49: return isInstanceofed;
50: }
51:
52: public void setDotClassed() {
53: isDotClassed = true;
54: }
55:
56: public boolean isDotClassed() {
57: return isDotClassed;
58: }
59:
60: public static void setClassOptimizationInfo(Clazz clazz) {
61: clazz.setVisitorInfo(new ClassOptimizationInfo());
62: }
63:
64: public static ClassOptimizationInfo getClazzOptimizationInfo(
65: Clazz clazz) {
66: Object visitorInfo = clazz.getVisitorInfo();
67:
68: return visitorInfo instanceof ClassOptimizationInfo ? (ClassOptimizationInfo) visitorInfo
69: : null;
70: }
71: }
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