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 program 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 program 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 General Public License for
15: * more details.
16: *
17: * You should have received a copy of the GNU General Public License along
18: * with this program; if not, write to the Free Software Foundation, Inc.,
19: * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20: */
21: package proguard.obfuscate;
22:
23: /**
24: * This <code>NameFactory</code> generates names that are special, by appending
25: * a suffix.
26: *
27: * @author Eric Lafortune
28: */
29: public class SpecialNameFactory implements NameFactory {
30: private static final char SPECIAL_SUFFIX = '_';
31:
32: private final NameFactory nameFactory;
33:
34: /**
35: * Creates a new <code>SpecialNameFactory</code>.
36: * @param nameFactory the name factory from which original names will be
37: * retrieved.
38: */
39: public SpecialNameFactory(NameFactory nameFactory) {
40: this .nameFactory = nameFactory;
41: }
42:
43: // Implementations for NameFactory.
44:
45: public void reset() {
46: nameFactory.reset();
47: }
48:
49: public String nextName() {
50: return nameFactory.nextName() + SPECIAL_SUFFIX;
51: }
52:
53: // Small utility methods.
54:
55: /**
56: * Returns whether the given name is special.
57: */
58: static boolean isSpecialName(String name) {
59: return name != null
60: && name.charAt(name.length() - 1) == SPECIAL_SUFFIX;
61: }
62:
63: public static void main(String[] args) {
64: SpecialNameFactory factory = new SpecialNameFactory(
65: new SimpleNameFactory());
66:
67: for (int counter = 0; counter < 50; counter++) {
68: System.out.println("[" + factory.nextName() + "]");
69: }
70: }
71: }
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