1b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato/* 2b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * ProGuard -- shrinking, optimization, obfuscation, and preverification 3b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * of Java bytecode. 4b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * 5b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang * Copyright (c) 2002-2013 Eric Lafortune (eric@graphics.cornell.edu) 6b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * 7b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * This program is free software; you can redistribute it and/or modify it 8b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * under the terms of the GNU General Public License as published by the Free 9b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * Software Foundation; either version 2 of the License, or (at your option) 10b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * any later version. 11b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * 12b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * This program is distributed in the hope that it will be useful, but WITHOUT 13b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 14b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for 15b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * more details. 16b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * 17b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * You should have received a copy of the GNU General Public License along 18b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * with this program; if not, write to the Free Software Foundation, Inc., 19b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 20b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato */ 21b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onoratopackage proguard; 22b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 23b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onoratoimport proguard.classfile.ClassPool; 24b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onoratoimport proguard.classfile.util.ClassUtil; 25b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onoratoimport proguard.io.*; 26b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 27b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onoratoimport java.io.IOException; 28b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onoratoimport java.util.*; 29b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 30b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato/** 31b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * This class writes the output class files. 32b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * 33b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * @author Eric Lafortune 34b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato */ 35b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onoratopublic class OutputWriter 36b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato{ 37b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato private final Configuration configuration; 38b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 39b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 40b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato /** 41b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * Creates a new OutputWriter to write output class files as specified by 42b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * the given configuration. 43b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato */ 44b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato public OutputWriter(Configuration configuration) 45b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 46b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato this.configuration = configuration; 47b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 48b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 49b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 50b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato /** 51b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * Writes the given class pool to class files, based on the current 52b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * configuration. 53b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato */ 54b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato public void execute(ClassPool programClassPool) throws IOException 55b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 56b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato ClassPath programJars = configuration.programJars; 57b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 58b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato // Perform a check on the first jar. 59b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato ClassPathEntry firstEntry = programJars.get(0); 60b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato if (firstEntry.isOutput()) 61b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 62b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato throw new IOException("The output jar [" + firstEntry.getName() + 63b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato "] must be specified after an input jar, or it will be empty."); 64b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 65b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 66b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang // Check if the first of two subsequent the output jars has a filter. 67b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato for (int index = 0; index < programJars.size() - 1; index++) 68b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 69b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato ClassPathEntry entry = programJars.get(index); 70b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato if (entry.isOutput()) 71b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 72b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato if (entry.getFilter() == null && 73b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato entry.getJarFilter() == null && 74b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato entry.getWarFilter() == null && 75b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato entry.getEarFilter() == null && 76b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato entry.getZipFilter() == null && 77b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato programJars.get(index + 1).isOutput()) 78b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 79b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato throw new IOException("The output jar [" + entry.getName() + 80b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang "] must have a filter, or all subsequent output jars will be empty."); 81b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 82b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang } 83b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang } 84b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 85b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang // Check if the output jar names are different from the input jar names. 86b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang for (int outIndex = 0; outIndex < programJars.size() - 1; outIndex++) 87b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang { 88b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang ClassPathEntry entry = programJars.get(outIndex); 89b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang if (entry.isOutput()) 90b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang { 91b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato for (int inIndex = 0; inIndex < programJars.size(); inIndex++) 92b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 93b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato ClassPathEntry otherEntry = programJars.get(inIndex); 94b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 95b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato if (!otherEntry.isOutput() && 96b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato entry.getFile().equals(otherEntry.getFile())) 97b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 98b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato throw new IOException("The output jar [" + entry.getName() + 99b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato "] must be different from all input jars."); 100b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 101b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 102b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 103b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 104b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 105b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang // Check for potential problems with mixed-case class names on 106b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang // case-insensitive file systems. 107b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang if (configuration.obfuscate && 108b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang configuration.useMixedCaseClassNames && 109b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang configuration.classObfuscationDictionary == null && 110b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang (configuration.note == null || 111b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang !configuration.note.isEmpty())) 112b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang { 113b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang String os = System.getProperty("os.name").toLowerCase(); 114b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang if (os.startsWith("windows") || 115b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang os.startsWith("mac os")) 116b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang { 117b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang // Go over all program class path entries. 118b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang for (int index = 0; index < programJars.size(); index++) 119b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang { 120b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang // Is it an output directory? 121b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang ClassPathEntry entry = programJars.get(index); 122b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang if (entry.isOutput() && 123b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang !entry.isJar() && 124b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang !entry.isWar() && 125b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang !entry.isEar() && 126b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang !entry.isZip()) 127b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang { 128b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang System.out.println("Note: you're writing the processed class files to a directory [" + entry.getName() +"]."); 129b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang System.out.println(" This will likely cause problems with obfuscated mixed-case class names."); 130b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang System.out.println(" You should consider writing the output to a jar file, or otherwise"); 131b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang System.out.println(" specify '-dontusemixedcaseclassnames'."); 132b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang 133b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang break; 134b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang } 135b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang } 136b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang } 137b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang } 138b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang 139b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato int firstInputIndex = 0; 140b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato int lastInputIndex = 0; 141b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 142b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato // Go over all program class path entries. 143b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato for (int index = 0; index < programJars.size(); index++) 144b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 145b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato // Is it an input entry? 146b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato ClassPathEntry entry = programJars.get(index); 147b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato if (!entry.isOutput()) 148b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 149b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato // Remember the index of the last input entry. 150b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato lastInputIndex = index; 151b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 152b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato else 153b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 154b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato // Check if this the last output entry in a series. 155b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato int nextIndex = index + 1; 156b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato if (nextIndex == programJars.size() || 157b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato !programJars.get(nextIndex).isOutput()) 158b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 159b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato // Write the processed input entries to the output entries. 160b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato writeOutput(programClassPool, 161b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato programJars, 162b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato firstInputIndex, 163b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato lastInputIndex + 1, 164b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato nextIndex); 165b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 166b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato // Start with the next series of input entries. 167b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato firstInputIndex = nextIndex; 168b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 169b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 170b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 171b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 172b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 173b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 174b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato /** 175b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * Transfers the specified input jars to the specified output jars. 176b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato */ 177b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato private void writeOutput(ClassPool programClassPool, 178b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato ClassPath classPath, 179b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato int fromInputIndex, 180b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato int fromOutputIndex, 181b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato int toOutputIndex) 182b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato throws IOException 183b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 184b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato try 185b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 186b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato // Construct the writer that can write jars, wars, ears, zips, and 187b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato // directories, cascading over the specified output entries. 188b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato DataEntryWriter writer = 189b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato DataEntryWriterFactory.createDataEntryWriter(classPath, 190b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato fromOutputIndex, 191b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato toOutputIndex); 192b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 193b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato // The writer will be used to write possibly obfuscated class files. 194b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato DataEntryReader classRewriter = 195b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato new ClassRewriter(programClassPool, writer); 196b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 197b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato // The writer will also be used to write resource files. 198b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato DataEntryReader resourceCopier = 199b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato new DataEntryCopier(writer); 200b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 201b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato DataEntryReader resourceRewriter = resourceCopier; 202b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 203b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato // Wrap the resource writer with a filter and a data entry rewriter, 204b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato // if required. 205b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato if (configuration.adaptResourceFileContents != null) 206b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 207b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato resourceRewriter = 208b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato new NameFilter(configuration.adaptResourceFileContents, 209b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang new NameFilter("META-INF/MANIFEST.MF,META-INF/*.SF", 210b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato new ManifestRewriter(programClassPool, writer), 211b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato new DataEntryRewriter(programClassPool, writer)), 212b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato resourceRewriter); 213b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 214b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 215b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato // Wrap the resource writer with a filter and a data entry renamer, 216b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato // if required. 217b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato if (configuration.adaptResourceFileNames != null) 218b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 219b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato Map packagePrefixMap = createPackagePrefixMap(programClassPool); 220b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 221b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato resourceRewriter = 222b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato new NameFilter(configuration.adaptResourceFileNames, 223b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato new DataEntryObfuscator(programClassPool, 224b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato packagePrefixMap, 225b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato resourceRewriter), 226b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato resourceRewriter); 227b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 228b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 229b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato DataEntryReader directoryRewriter = null; 230b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 231b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato // Wrap the directory writer with a filter and a data entry renamer, 232b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato // if required. 233b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato if (configuration.keepDirectories != null) 234b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 235b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato Map packagePrefixMap = createPackagePrefixMap(programClassPool); 236b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 237b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato directoryRewriter = 238b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato new NameFilter(configuration.keepDirectories, 239b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato new DataEntryRenamer(packagePrefixMap, 240b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato resourceCopier, 241b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato resourceCopier)); 242b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 243b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 244b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato // Create the reader that can write class files and copy directories 245b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato // and resource files to the main writer. 246b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato DataEntryReader reader = 247b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato new ClassFilter( classRewriter, 248b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato new DirectoryFilter(directoryRewriter, 249b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato resourceRewriter)); 250b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 251b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato // Go over the specified input entries and write their processed 252b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato // versions. 253b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato new InputReader(configuration).readInput(" Copying resources from program ", 254b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato classPath, 255b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato fromInputIndex, 256b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato fromOutputIndex, 257b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato reader); 258b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 259b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato // Close all output entries. 260b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato writer.close(); 261b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 262b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato catch (IOException ex) 263b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 264b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang throw (IOException)new IOException("Can't write [" + classPath.get(fromOutputIndex).getName() + "] (" + ex.getMessage() + ")").initCause(ex); 265b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 266b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 267b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 268b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 269b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato /** 270b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * Creates a map of old package prefixes to new package prefixes, based on 271b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * the given class pool. 272b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato */ 273b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato private static Map createPackagePrefixMap(ClassPool classPool) 274b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 275b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang Map packagePrefixMap = new HashMap(); 276b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 277b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato Iterator iterator = classPool.classNames(); 278b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato while (iterator.hasNext()) 279b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 280b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato String className = (String)iterator.next(); 281b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang String packagePrefix = ClassUtil.internalPackagePrefix(className); 282b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 283b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang String mappedNewPackagePrefix = (String)packagePrefixMap.get(packagePrefix); 284b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato if (mappedNewPackagePrefix == null || 285b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang !mappedNewPackagePrefix.equals(packagePrefix)) 286b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 287b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato String newClassName = classPool.getClass(className).getName(); 288b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato String newPackagePrefix = ClassUtil.internalPackagePrefix(newClassName); 289b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 290b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang packagePrefixMap.put(packagePrefix, newPackagePrefix); 291b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 292b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 293b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 294b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang return packagePrefixMap; 295b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 296b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato} 297