Configuration


1   /*
2    * ProGuard -- shrinking, optimization, obfuscation, and preverification
3    *             of Java bytecode.
4    *
5    * Copyright (c) 2002-2007 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   */
21  package proguard;
22  
23  import java.io.File  ;
24  import java.util.List  ;
25  
26  /**
27   * The ProGuard configuration.
28   *
29   * @see ProGuard
30   *
31   * @author Eric Lafortune
32   */
33  public class Configuration
34  {
35      ///////////////////////////////////////////////////////////////////////////
36      // Input and output options.
37      ///////////////////////////////////////////////////////////////////////////
38  
39      /**
40       * A list of input and output entries (jars, wars, ears, zips, and directories).
41       */
42      public ClassPath programJars;
43  
44      /**
45       * A list of library entries (jars, wars, ears, zips, and directories).
46       */
47      public ClassPath libraryJars;
48  
49      /**
50       * Specifies whether to skip non-public library classes while reading
51       * library jars.
52       */
53      public boolean   skipNonPublicLibraryClasses      = true;
54  
55      /**
56       * Specifies whether to skip non-public library class members while reading
57       * library classes.
58       */
59      public boolean   skipNonPublicLibraryClassMembers = true;
60  
61      /**
62       * Specifies the version number of the output classes, or 0 if the version
63       * number can be left unchanged.
64       */
65      public int       targetClassVersion;
66  
67      /**
68       * Specifies the last modification time of this configuration. This time
69       * is necessary to check whether the input has to be processed. Setting it
70       * to Long.MAX_VALUE forces processing, even if the modification times
71       * of the output appear more recent than the modification times of the
72       * input.
73       */
74      public long      lastModified                     = 0L;
75  
76      ///////////////////////////////////////////////////////////////////////////
77      // Keep options.
78      ///////////////////////////////////////////////////////////////////////////
79  
80      /**
81       * A list of {@link KeepSpecification} instances, whose class names and
82       * class member names are to be kept from shrinking, optimization, and/or
83       * obfuscation.
84       */
85      public List        keep;
86  
87      /**
88       * An optional output file for listing the kept seeds.
89       * An empty file name means the standard output.
90       */
91      public File        printSeeds;
92  
93      ///////////////////////////////////////////////////////////////////////////
94      // Shrinking options.
95      ///////////////////////////////////////////////////////////////////////////
96  
97      /**
98       * Specifies whether the code should be shrunk.
99       */
100     public boolean   shrink                           = true;
101 
102     /**
103      * An optional output file for listing the unused classes and class
104      * members. An empty file name means the standard output.
105      */
106     public File        printUsage;
107 
108     /**
109      * A list of {@link ClassSpecification} instances, for which an explanation
110      * is to be printed, why they are kept in the shrinking step.
111      */
112     public List        whyAreYouKeeping;
113 
114     ///////////////////////////////////////////////////////////////////////////
115     // Optimization options.
116     ///////////////////////////////////////////////////////////////////////////
117 
118     /**
119      * Specifies whether the code should be optimized.
120      */
121     public boolean   optimize                         = true;
122 
123     /**
124      * Specifies the number of optimization passes.
125      */
126     public int       optimizationPasses               = 1;
127 
128     /**
129      * A list of {@link ClassSpecification} instances, whose methods are
130      * assumed to have no side effects.
131      */
132     public List        assumeNoSideEffects;
133 
134     /**
135      * Specifies whether the access of class members can be modified.
136      */
137     public boolean   allowAccessModification          = false;
138 
139     ///////////////////////////////////////////////////////////////////////////
140     // Obfuscation options.
141     ///////////////////////////////////////////////////////////////////////////
142 
143     /**
144      * Specifies whether the code should be obfuscated.
145      */
146     public boolean   obfuscate                        = true;
147 
148     /**
149      * An optional output file for listing the obfuscation mapping.
150      * An empty file name means the standard output.
151      */
152     public File        printMapping;
153 
154     /**
155      * An optional input file for reading an obfuscation mapping.
156      */
157     public File        applyMapping;
158 
159     /**
160      * An optional name of a file containing obfuscated class member names.
161      */
162     public File        obfuscationDictionary;
163 
164     /**
165      * Specifies whether to apply aggressive name overloading on class members.
166      */
167     public boolean   overloadAggressively             = false;
168 
169     /**
170      * Specifies whether to generate globally unique class member names.
171      */
172     public boolean   useUniqueClassMemberNames        = false;
173 
174     /**
175      * Specifies whether obfuscated packages and classes can get mixed-case names.
176      */
177     public boolean   useMixedCaseClassNames           = true;
178 
179     /**
180      * An optional base package if the obfuscated package hierarchy is to be
181      * flattened, <code>null</code> otherwise.
182      */
183     public String      flattenPackageHierarchy;
184 
185     /**
186      * An optional base package if the obfuscated classes are to be repackaged
187      * into a single package, <code>null</code> otherwise.
188      */
189     public String      repackageClasses;
190 
191     /**
192      * A list of <code>String</code>s specifying optional attributes to be kept.
193      * A <code>null</code> list means no attributes. An empty list means all
194      * attributes. The attribute names may contain "*" or "?" wildcards, and
195      * they may be preceded by the "!" negator.
196      */
197     public List        keepAttributes;
198 
199     /**
200      * An optional replacement for all SourceFile attributes.
201      */
202     public String      newSourceFileAttribute;
203 
204     /**
205      * A list of <code>String</code>s specifying a filter for files whose
206      * names are to be adapted, based on corresponding obfuscated class names.
207      */
208     public List        adaptResourceFileNames;
209 
210     /**
211      * A list of <code>String</code>s specifying a filter for files whose
212      * contents are to be adapted, based on obfuscated class names.
213      */
214     public List        adaptResourceFileContents;
215 
216     ///////////////////////////////////////////////////////////////////////////
217     // Preverification options.
218     ///////////////////////////////////////////////////////////////////////////
219 
220     /**
221      * Specifies whether the code should be preverified.
222      */
223     public boolean   preverify                        = true;
224 
225     /**
226      * Specifies whether the code should be preverified for Java Micro Edition
227      * (creating StackMap attributes) instead of for Java Standard Edition
228      * (creating StackMapTable attributes).
229      */
230     public boolean   microEdition                     = false;
231 
232     ///////////////////////////////////////////////////////////////////////////
233     // General options.
234     ///////////////////////////////////////////////////////////////////////////
235 
236     /**
237      * Specifies whether to print verbose messages.
238      */
239     public boolean   verbose                          = false;
240 
241     /**
242      * Specifies whether to print any notes.
243      */
244     public boolean   note                             = true;
245 
246     /**
247      * Specifies whether to print any warnings.
248      */
249     public boolean   warn                             = true;
250 
251     /**
252      * Specifies whether to ignore any warnings.
253      */
254     public boolean   ignoreWarnings                   = false;
255 
256     /**
257      * An optional output file for printing out the configuration that ProGuard
258      * is using (with included files and replaced variables).
259      * An empty file name means the standard output.
260      */
261     public File        printConfiguration;
262 
263     /**
264      * An optional output file for printing out the processed code in a more
265      * or less readable form. An empty file name means the standard output.
266      */
267     public File        dump;
268 }
269
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