315 lines
13 KiB
Java
315 lines
13 KiB
Java
/**
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* Copyright (c) 2012, md_5. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* The name of the author may not be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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package net.md_5.specialsource;
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import net.md_5.specialsource.util.Pair;
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import net.md_5.specialsource.util.FileLocator;
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import net.md_5.specialsource.provider.JointProvider;
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import net.md_5.specialsource.provider.JarProvider;
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import java.io.*;
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import java.util.ArrayList;
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import java.util.List;
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import com.google.common.collect.BiMap;
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import com.google.common.collect.HashBiMap;
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import joptsimple.OptionException;
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import joptsimple.OptionParser;
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import joptsimple.OptionSet;
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import org.objectweb.asm.ClassReader;
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import static java.util.Arrays.asList;
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import net.md_5.specialsource.provider.ClassLoaderProvider;
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public class SpecialSource {
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private static OptionSet options;
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private static boolean verbose;
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public static boolean kill_source = false;
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public static boolean kill_lvt = false;
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public static boolean kill_generics = false;
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public static String identifier = null;
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public static void main(String[] args) throws Exception {
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OptionParser parser = new OptionParser() {
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{
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acceptsAll(asList("?", "help"), "Show the help");
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acceptsAll(asList("a", "first-jar"), "First jar with original names, for generating mapping")
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.withRequiredArg()
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.ofType(String.class);
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acceptsAll(asList("b", "second-jar"), "Second jar with renamed names, for generating mapping")
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.withRequiredArg()
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.ofType(String.class);
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acceptsAll(asList("s", "srg-out"), "Mapping file output")
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.withRequiredArg()
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.ofType(File.class);
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acceptsAll(asList("c", "compact"), "Output mapping file in compact format");
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acceptsAll(asList("f", "generate-dupes"), "Include unrenamed symbols in mapping file output");
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acceptsAll(asList("m", "srg-in"), "Mapping file input")
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.withRequiredArg()
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.ofType(String.class);
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acceptsAll(asList("n", "numeric-srg"), "Use numeric .srg mappings with srg-in dir (num->mcp vs obf->mcp)");
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acceptsAll(asList("R", "in-shade-relocation", "shade-relocation"), "Simulate maven-shade-plugin relocation patterns on srg-in input names")
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.withRequiredArg();
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acceptsAll(asList("out-shade-relocation"), "Simulate maven-shade-plugin relocation patterns on srg-in output names")
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.withRequiredArg();
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acceptsAll(asList("r", "reverse"), "Reverse input/output names on srg-in");
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acceptsAll(asList("i", "in-jar"), "Input jar(s) to remap")
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.withRequiredArg()
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.ofType(String.class);
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acceptsAll(asList("o", "out-jar"), "Output jar to write")
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.withRequiredArg()
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.ofType(File.class);
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acceptsAll(asList("force-redownload"), "Force redownloading remote resources (invalid cache)");
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acceptsAll(asList("l", "live"), "Enable runtime inheritance lookup");
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acceptsAll(asList("L", "live-remapped"), "Enable runtime inheritance lookup through a mapping");
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acceptsAll(asList("H", "write-inheritance"), "Write inheritance map to file")
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.withRequiredArg()
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.ofType(File.class);
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acceptsAll(asList("h", "read-inheritance"), "Read inheritance map from file")
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.withRequiredArg()
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.ofType(String.class);
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//acceptsAll(asList("G", "remap-reflect-field"), "Remap reflection calls to getDeclaredField()"); // TODO
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acceptsAll(asList("q", "quiet"), "Quiet mode");
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acceptsAll(asList("v", "version"), "Displays version information");
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acceptsAll(asList("kill-source"), "Removes the \"SourceFile\" attribute");
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acceptsAll(asList("kill-lvt"), "Removes the \"LocalVariableTable\" attribute");
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acceptsAll(asList("kill-generics"), "Removes the \"LocalVariableTypeTable\" and \"Signature\" attributes");
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acceptsAll(asList("d", "identifier"), "Identifier to place on each class that is transformed, by default, none")
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.withRequiredArg()
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.ofType(String.class);
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acceptsAll(asList("e", "excluded-packages"), "A comma seperated list of packages that should not be transformed, even if the srg specifies they should")
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.withRequiredArg()
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.ofType(String.class);
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}
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};
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try {
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options = parser.parse(args);
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} catch (OptionException ex) {
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System.out.println(ex.getLocalizedMessage());
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System.exit(-1);
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return;
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}
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if (options == null || options.has("?")) {
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try {
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parser.printHelpOn(System.err);
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} catch (IOException ex) {
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System.out.println(ex.getLocalizedMessage());
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}
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System.exit(-1);
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return;
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}
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if (options.has("version"))
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{
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System.out.println("SpecialSource v{something}");
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return;
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}
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JarMapping jarMapping;
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verbose = !options.has("quiet");
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kill_source = options.has("kill-source");
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kill_lvt = options.has("kill-lvt");
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kill_generics = options.has("kill-generics");
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if (options.has("identifier"))
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{
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identifier = (String)options.valueOf("identifier");
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}
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String[] excluded = new String[0];
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if (options.has("excluded-packages"))
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{
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excluded = ((String)options.valueOf("excluded-packages")).split(",");
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}
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FileLocator.useCache = !options.has("force-redownload");
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if (options.has("first-jar") && options.has("second-jar")) {
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// Generate mappings from two otherwise-identical jars
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log("Reading jars");
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Jar jar1 = Jar.init(FileLocator.getFile((String) options.valueOf("first-jar")));
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Jar jar2 = Jar.init(FileLocator.getFile((String) options.valueOf("second-jar")));
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log("Creating jar compare");
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JarComparer visitor1 = new JarComparer(jar1);
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JarComparer visitor2 = new JarComparer(jar2);
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visit(new Pair<Jar>(jar1, jar2), new Pair<JarComparer>(visitor1, visitor2), new Pair<String>(jar1.getMain(), jar2.getMain()));
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jarMapping = new JarMapping(visitor1, visitor2, (File) options.valueOf("srg-out"), options.has("compact"), options.has("generate-dupes"));
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for (String pkg : excluded)
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{
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jarMapping.addExcludedPackage(pkg);
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}
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} else if (options.has("srg-in")) {
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log("Loading mappings");
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jarMapping = new JarMapping();
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for (String pkg : excluded)
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{
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jarMapping.addExcludedPackage(pkg);
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}
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// Loading options
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boolean reverse = options.has("reverse");
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boolean numeric = options.has("numeric-srg");
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String inShadeRelocation = (String) options.valueOf("in-shade-relocation");
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String outShadeRelocation = (String) options.valueOf("out-shade-relocation");
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// Load each mapping
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@SuppressWarnings("unchecked")
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List<String> filenames = (List<String>) options.valuesOf("srg-in");
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for (String filename : filenames) {
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jarMapping.loadMappings(filename, reverse, numeric, inShadeRelocation, outShadeRelocation);
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}
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} else {
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System.err.println("No mappings given, first-jar/second-jar or srg-in required");
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parser.printHelpOn(System.err);
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System.exit(-1);
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return;
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}
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log(jarMapping.packages.size() + " packages, " + jarMapping.classes.size() + " classes, " + jarMapping.fields.size() + " fields, " + jarMapping.methods.size() + " methods");
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JointProvider inheritanceProviders = new JointProvider();
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jarMapping.setFallbackInheritanceProvider(inheritanceProviders);
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if (options.has("live")) {
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inheritanceProviders.add(new ClassLoaderProvider(ClassLoader.getSystemClassLoader()));
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}
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if (options.has("read-inheritance")) {
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InheritanceMap inheritanceMap = new InheritanceMap();
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BufferedReader reader = new BufferedReader(new FileReader(FileLocator.getFile((String) options.valueOf("read-inheritance"))));
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BiMap<String, String> inverseClassMap = HashBiMap.create(jarMapping.classes).inverse();
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inheritanceMap.load(reader, inverseClassMap);
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log("Loaded inheritance map for " + inheritanceMap.size() + " classes");
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inheritanceProviders.add(inheritanceMap);
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}
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if (options.has("in-jar")) {
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if (!options.has("out-jar")) {
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System.err.println("No output jar given, in-jar requires out-jar");
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parser.printHelpOn(System.err);
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System.exit(-1);
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return;
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}
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@SuppressWarnings("unchecked")
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List<String> filenames = (List<String>) options.valuesOf("in-jar");
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List<File> files = new ArrayList<File>();
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for (String filename : filenames) {
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files.add(FileLocator.getFile(filename));
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}
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Jar jar3 = Jar.init(files);
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inheritanceProviders.add(new JarProvider(jar3));
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log("Remapping final jar");
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JarRemapper jarRemapper = new JarRemapper(jarMapping);
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jarRemapper.remapJar(jar3, (File) options.valueOf("out-jar"));
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}
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if (options.has("write-inheritance")) {
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InheritanceMap inheritanceMap = new InheritanceMap();
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inheritanceMap.generate(inheritanceProviders, jarMapping.classes.values());
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PrintWriter printWriter = new PrintWriter((File) options.valueOf("write-inheritance"));
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inheritanceMap.save(printWriter);
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printWriter.close();
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}
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}
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public static void log(String message) {
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if (options != null && !options.has("quiet")) {
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System.out.println(message);
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}
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}
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private static void visit(Pair<Jar> jars, Pair<JarComparer> visitors, Pair<String> classes) throws IOException {
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JarComparer visitor1 = visitors.first;
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JarComparer visitor2 = visitors.second;
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ClassReader clazz1 = new ClassReader(jars.first.getClass(classes.first));
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ClassReader clazz2 = new ClassReader(jars.second.getClass(classes.second));
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clazz1.accept(visitor1, 0);
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clazz2.accept(visitor2, 0);
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validate(visitor1, visitor2);
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while (visitor1.iterDepth < visitor1.classes.size()) {
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String className1 = visitor1.classes.get(visitor1.iterDepth);
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String className2 = visitor2.classes.get(visitor1.iterDepth);
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Pair<String> pair = new Pair<String>(className1, className2);
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visitor1.iterDepth++;
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visit(jars, visitors, pair);
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}
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}
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public static void validate(JarComparer visitor1, JarComparer visitor2) {
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if (visitor1.classes.size() != visitor2.classes.size()) {
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throw new IllegalStateException("classes " + visitor1.classes.size() + " != " + visitor2.classes.size());
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}
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if (visitor1.fields.size() != visitor2.fields.size()) {
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throw new IllegalStateException("fields " + visitor1.fields.size() + " != " + visitor2.fields.size());
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}
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if (visitor1.methods.size() != visitor2.methods.size()) {
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throw new IllegalStateException("methods " + visitor1.methods.size() + " != " + visitor2.methods.size());
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}
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}
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public static boolean verbose() {
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return verbose;
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}
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}
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