KeepClassSpecification.java revision b9cc48a43ed984587c939d02fba5316bf5c0df6e 
1/*
2 * ProGuard -- shrinking, optimization, obfuscation, and preverification
3 *             of Java bytecode.
4 *
5 * Copyright (c) 2002-2013 Eric Lafortune (eric@graphics.cornell.edu)
6 *
7 * This program is free software; you can redistribute it and/or modify it
8 * under the terms of the GNU General Public License as published by the Free
9 * 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 */
21package proguard;
22
23/**
24 * This class represents a keep option with class specification.
25 *
26 * @author Eric Lafortune
27 */
28public class KeepClassSpecification extends ClassSpecification
29{
30    public final boolean markClasses;
31    public final boolean markConditionally;
32    public final boolean allowShrinking;
33    public final boolean allowOptimization;
34    public final boolean allowObfuscation;
35
36
37    /**
38     * Creates a new KeepClassSpecification for all possible classes.
39     * @param markClasses        specifies whether to mark the classes.
40     *                           If false, only class members are marked.
41     *                           If true, the classes are marked as well.
42     * @param markConditionally  specifies whether to mark the classes and
43     *                           class members conditionally. If true, classes
44     *                           and class members are marked, on the condition
45     *                           that all specified class members are present.
46     * @param allowShrinking     specifies whether shrinking is allowed.
47     * @param allowOptimization  specifies whether optimization is allowed.
48     * @param allowObfuscation   specifies whether obfuscation is allowed.
49     */
50    public KeepClassSpecification(boolean markClasses,
51                                  boolean markConditionally,
52                                  boolean allowShrinking,
53                                  boolean allowOptimization,
54                                  boolean allowObfuscation)
55    {
56        this.markClasses       = markClasses;
57        this.markConditionally = markConditionally;
58        this.allowShrinking    = allowShrinking;
59        this.allowOptimization = allowOptimization;
60        this.allowObfuscation  = allowObfuscation;
61    }
62
63
64    /**
65     * Creates a new KeepClassSpecification.
66     * @param markClasses        specifies whether to mark the classes.
67     *                           If false, only class members are marked.
68     *                           If true, the classes are marked as well.
69     * @param markConditionally  specifies whether to mark the classes and
70     *                           class members conditionally. If true, classes
71     *                           and class members are marked, on the condition
72     *                           that all specified class members are present.
73     * @param allowShrinking     specifies whether shrinking is allowed.
74     * @param allowOptimization  specifies whether optimization is allowed.
75     * @param allowObfuscation   specifies whether obfuscation is allowed.
76     * @param classSpecification the specification of classes and class members.
77     */
78    public KeepClassSpecification(boolean            markClasses,
79                                  boolean            markConditionally,
80                                  boolean            allowShrinking,
81                                  boolean            allowOptimization,
82                                  boolean            allowObfuscation,
83                                  ClassSpecification classSpecification)
84    {
85        super(classSpecification);
86
87        this.markClasses       = markClasses;
88        this.markConditionally = markConditionally;
89        this.allowShrinking    = allowShrinking;
90        this.allowOptimization = allowOptimization;
91        this.allowObfuscation  = allowObfuscation;
92    }
93
94
95    // Implementations for Object.
96
97    public boolean equals(Object object)
98    {
99        if (object == null ||
100            this.getClass() != object.getClass())
101        {
102            return false;
103        }
104
105        KeepClassSpecification other = (KeepClassSpecification)object;
106        return
107            this.markClasses       == other.markClasses       &&
108            this.markConditionally == other.markConditionally &&
109            this.allowShrinking    == other.allowShrinking    &&
110            this.allowOptimization == other.allowOptimization &&
111            this.allowObfuscation  == other.allowObfuscation  &&
112            super.equals(other);
113    }
114
115    public int hashCode()
116    {
117        return
118            (markClasses       ? 0 :  1) ^
119            (markConditionally ? 0 :  2) ^
120            (allowShrinking    ? 0 :  4) ^
121            (allowOptimization ? 0 :  8) ^
122            (allowObfuscation  ? 0 : 16) ^
123            super.hashCode();
124    }
125
126    public Object clone()
127    {
128//        try
129//        {
130            return super.clone();
131//        }
132//        catch (CloneNotSupportedException e)
133//        {
134//            return null;
135//        }
136    }
137}
138