| /* |
| * ProGuard -- shrinking, optimization, obfuscation, and preverification |
| * of Java bytecode. |
| * |
| * Copyright (c) 2002-2014 Eric Lafortune (eric@graphics.cornell.edu) |
| * |
| * This program is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License as published by the Free |
| * Software Foundation; either version 2 of the License, or (at your option) |
| * any later version. |
| * |
| * This program is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
| * more details. |
| * |
| * You should have received a copy of the GNU General Public License along |
| * with this program; if not, write to the Free Software Foundation, Inc., |
| * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| */ |
| package proguard.wtk; |
| |
| import com.sun.kvem.environment.Obfuscator; |
| import proguard.*; |
| |
| import java.io.*; |
| |
| |
| /** |
| * ProGuard plug-in for the J2ME Wireless Toolkit. |
| * <p> |
| * In order to integrate this plug-in in the toolkit, you'll have to put the |
| * following lines in the file |
| * {j2mewtk.dir}<code>/wtklib/Linux/ktools.properties</code> or |
| * {j2mewtk.dir}<code>\wtklib\Windows\ktools.properties</code> (whichever is |
| * applicable). |
| * <p> |
| * <pre> |
| * obfuscator.runner.class.name: proguard.wtk.ProGuardObfuscator |
| * obfuscator.runner.classpath: /usr/local/java/proguard1.6/lib/proguard.jar |
| * </pre> |
| * Please make sure the class path is set correctly for your system. |
| * |
| * @author Eric Lafortune |
| */ |
| public class ProGuardObfuscator implements Obfuscator |
| { |
| private static final String DEFAULT_CONFIGURATION = "default.pro"; |
| |
| |
| // Implementations for Obfuscator. |
| |
| public void createScriptFile(File jadFile, |
| File projectDir) |
| { |
| // We don't really need to create a script file; |
| // we'll just fill out all options in the run method. |
| } |
| |
| |
| public void run(File obfuscatedJarFile, |
| String wtkBinDir, |
| String wtkLibDir, |
| String jarFileName, |
| String projectDirName, |
| String classPath, |
| String emptyAPI) |
| throws IOException |
| { |
| // Create the ProGuard configuration. |
| Configuration configuration = new Configuration(); |
| |
| // Parse the default configuration file. |
| ConfigurationParser parser = new ConfigurationParser(this.getClass().getResource(DEFAULT_CONFIGURATION), |
| System.getProperties()); |
| |
| try |
| { |
| parser.parse(configuration); |
| |
| // Fill out the library class path. |
| configuration.libraryJars = classPath(classPath); |
| |
| // Fill out the program class path (input and output). |
| configuration.programJars = new ClassPath(); |
| configuration.programJars.add(new ClassPathEntry(new File(jarFileName), false)); |
| configuration.programJars.add(new ClassPathEntry(obfuscatedJarFile, true)); |
| |
| // The preverify tool seems to unpack the resulting classes, |
| // so we must not use mixed-case class names on Windows. |
| configuration.useMixedCaseClassNames = |
| !System.getProperty("os.name").regionMatches(true, 0, "windows", 0, 7); |
| |
| // Run ProGuard with these options. |
| ProGuard proGuard = new ProGuard(configuration); |
| proGuard.execute(); |
| |
| } |
| catch (ParseException ex) |
| { |
| throw new IOException(ex.getMessage()); |
| } |
| finally |
| { |
| parser.close(); |
| } |
| } |
| |
| |
| /** |
| * Converts the given class path String into a ClassPath object. |
| */ |
| private ClassPath classPath(String classPathString) |
| { |
| ClassPath classPath = new ClassPath(); |
| |
| String separator = System.getProperty("path.separator"); |
| |
| int index = 0; |
| while (index < classPathString.length()) |
| { |
| // Find the next separator, or the end of the String. |
| int next_index = classPathString.indexOf(separator, index); |
| if (next_index < 0) |
| { |
| next_index = classPathString.length(); |
| } |
| |
| // Create and add the found class path entry. |
| ClassPathEntry classPathEntry = |
| new ClassPathEntry(new File(classPathString.substring(index, next_index)), |
| false); |
| |
| classPath.add(classPathEntry); |
| |
| // Continue after the separator. |
| index = next_index + 1; |
| } |
| |
| return classPath; |
| } |
| } |