Java tutorial
/* * * * Apache License * Version 2.0, January 2004 * http://www.apache.org/licenses/ * * TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION * * 1. Definitions. * * "License" shall mean the terms and conditions for use, reproduction, * and distribution as defined by Sections 1 through 9 of this document. * * "Licensor" shall mean the copyright owner or entity authorized by * the copyright owner that is granting the License. * * "Legal Entity" shall mean the union of the acting entity and all * other entities that control, are controlled by, or are under common * control with that entity. For the purposes of this definition, * "control" means (i) the power, direct or indirect, to cause the * direction or management of such entity, whether by contract or * otherwise, or (ii) ownership of fifty percent (50%) or more of the * outstanding shares, or (iii) beneficial ownership of such entity. * * "You" (or "Your") shall mean an individual or Legal Entity * exercising permissions granted by this License. * * "Source" form shall mean the preferred form for making modifications, * including but not limited to software source code, documentation * source, and configuration files. * * "Object" form shall mean any form resulting from mechanical * transformation or translation of a Source form, including but * not limited to compiled object code, generated documentation, * and conversions to other media types. * * "Work" shall mean the work of authorship, whether in Source or * Object form, made available under the License, as indicated by a * copyright notice that is included in or attached to the work * (an example is provided in the Appendix below). * * "Derivative Works" shall mean any work, whether in Source or Object * form, that is based on (or derived from) the Work and for which the * editorial revisions, annotations, elaborations, or other modifications * represent, as a whole, an original work of authorship. For the purposes * of this License, Derivative Works shall not include works that remain * separable from, or merely link (or bind by name) to the interfaces of, * the Work and Derivative Works thereof. * * "Contribution" shall mean any work of authorship, including * the original version of the Work and any modifications or additions * to that Work or Derivative Works thereof, that is intentionally * submitted to Licensor for inclusion in the Work by the copyright owner * or by an individual or Legal Entity authorized to submit on behalf of * the copyright owner. For the purposes of this definition, "submitted" * means any form of electronic, verbal, or written communication sent * to the Licensor or its representatives, including but not limited to * communication on electronic mailing lists, source code control systems, * and issue tracking systems that are managed by, or on behalf of, the * Licensor for the purpose of discussing and improving the Work, but * excluding communication that is conspicuously marked or otherwise * designated in writing by the copyright owner as "Not a Contribution." * * "Contributor" shall mean Licensor and any individual or Legal Entity * on behalf of whom a Contribution has been received by Licensor and * subsequently incorporated within the Work. * * 2. Grant of Copyright License. Subject to the terms and conditions of * this License, each Contributor hereby grants to You a perpetual, * worldwide, non-exclusive, no-charge, royalty-free, irrevocable * copyright license to reproduce, prepare Derivative Works of, * publicly display, publicly perform, sublicense, and distribute the * Work and such Derivative Works in Source or Object form. * * 3. Grant of Patent License. Subject to the terms and conditions of * this License, each Contributor hereby grants to You a perpetual, * worldwide, non-exclusive, no-charge, royalty-free, irrevocable * (except as stated in this section) patent license to make, have made, * use, offer to sell, sell, import, and otherwise transfer the Work, * where such license applies only to those patent claims licensable * by such Contributor that are necessarily infringed by their * Contribution(s) alone or by combination of their Contribution(s) * with the Work to which such Contribution(s) was submitted. If You * institute patent litigation against any entity (including a * cross-claim or counterclaim in a lawsuit) alleging that the Work * or a Contribution incorporated within the Work constitutes direct * or contributory patent infringement, then any patent licenses * granted to You under this License for that Work shall terminate * as of the date such litigation is filed. * * 4. Redistribution. You may reproduce and distribute copies of the * Work or Derivative Works thereof in any medium, with or without * modifications, and in Source or Object form, provided that You * meet the following conditions: * * (a) You must give any other recipients of the Work or * Derivative Works a copy of this License; and * * (b) You must cause any modified files to carry prominent notices * stating that You changed the files; and * * (c) You must retain, in the Source form of any Derivative Works * that You distribute, all copyright, patent, trademark, and * attribution notices from the Source form of the Work, * excluding those notices that do not pertain to any part of * the Derivative Works; and * * (d) If the Work includes a "NOTICE" text file as part of its * distribution, then any Derivative Works that You distribute must * include a readable copy of the attribution notices contained * within such NOTICE file, excluding those notices that do not * pertain to any part of the Derivative Works, in at least one * of the following places: within a NOTICE text file distributed * as part of the Derivative Works; within the Source form or * documentation, if provided along with the Derivative Works; or, * within a display generated by the Derivative Works, if and * wherever such third-party notices normally appear. The contents * of the NOTICE file are for informational purposes only and * do not modify the License. You may add Your own attribution * notices within Derivative Works that You distribute, alongside * or as an addendum to the NOTICE text from the Work, provided * that such additional attribution notices cannot be construed * as modifying the License. * * You may add Your own copyright statement to Your modifications and * may provide additional or different license terms and conditions * for use, reproduction, or distribution of Your modifications, or * for any such Derivative Works as a whole, provided Your use, * reproduction, and distribution of the Work otherwise complies with * the conditions stated in this License. * * 5. Submission of Contributions. Unless You explicitly state otherwise, * any Contribution intentionally submitted for inclusion in the Work * by You to the Licensor shall be under the terms and conditions of * this License, without any additional terms or conditions. * Notwithstanding the above, nothing herein shall supersede or modify * the terms of any separate license agreement you may have executed * with Licensor regarding such Contributions. * * 6. Trademarks. This License does not grant permission to use the trade * names, trademarks, service marks, or product names of the Licensor, * except as required for reasonable and customary use in describing the * origin of the Work and reproducing the content of the NOTICE file. * * 7. Disclaimer of Warranty. Unless required by applicable law or * agreed to in writing, Licensor provides the Work (and each * Contributor provides its Contributions) on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or * implied, including, without limitation, any warranties or conditions * of TITLE, NON-INFRINGEMENT, MERCHANTABILITY, or FITNESS FOR A * PARTICULAR PURPOSE. You are solely responsible for determining the * appropriateness of using or redistributing the Work and assume any * risks associated with Your exercise of permissions under this License. * * 8. Limitation of Liability. In no event and under no legal theory, * whether in tort (including negligence), contract, or otherwise, * unless required by applicable law (such as deliberate and grossly * negligent acts) or agreed to in writing, shall any Contributor be * liable to You for damages, including any direct, indirect, special, * incidental, or consequential damages of any character arising as a * result of this License or out of the use or inability to use the * Work (including but not limited to damages for loss of goodwill, * work stoppage, computer failure or malfunction, or any and all * other commercial damages or losses), even if such Contributor * has been advised of the possibility of such damages. * * 9. Accepting Warranty or Additional Liability. While redistributing * the Work or Derivative Works thereof, You may choose to offer, * and charge a fee for, acceptance of support, warranty, indemnity, * or other liability obligations and/or rights consistent with this * License. However, in accepting such obligations, You may act only * on Your own behalf and on Your sole responsibility, not on behalf * of any other Contributor, and only if You agree to indemnify, * defend, and hold each Contributor harmless for any liability * incurred by, or claims asserted against, such Contributor by reason * of your accepting any such warranty or additional liability. * * END OF TERMS AND CONDITIONS * * APPENDIX: How to apply the Apache License to your work. * * To apply the Apache License to your work, attach the following * boilerplate notice, with the fields enclosed by brackets "[]" * replaced with your own identifying information. (Don't include * the brackets!) The text should be enclosed in the appropriate * comment syntax for the file format. We also recommend that a * file or class name and description of purpose be included on the * same "printed page" as the copyright notice for easier * identification within third-party archives. * * Copyright 2016 Alibaba Group * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. * * */ package com.taobao.android.tpatch.utils; /* * * * Apache License * Version 2.0, January 2004 * http://www.apache.org/licenses/ * * TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION * * 1. Definitions. * * "License" shall mean the terms and conditions for use, reproduction, * and distribution as defined by Sections 1 through 9 of this document. * * "Licensor" shall mean the copyright owner or entity authorized by * the copyright owner that is granting the License. * * "Legal Entity" shall mean the union of the acting entity and all * other entities that control, are controlled by, or are under common * control with that entity. For the purposes of this definition, * "control" means (i) the power, direct or indirect, to cause the * direction or management of such entity, whether by contract or * otherwise, or (ii) ownership of fifty percent (50%) or more of the * outstanding shares, or (iii) beneficial ownership of such entity. * * "You" (or "Your") shall mean an individual or Legal Entity * exercising permissions granted by this License. * * "Source" form shall mean the preferred form for making modifications, * including but not limited to software source code, documentation * source, and configuration files. * * "Object" form shall mean any form resulting from mechanical * transformation or translation of a Source form, including but * not limited to compiled object code, generated documentation, * and conversions to other media types. * * "Work" shall mean the work of authorship, whether in Source or * Object form, made available under the License, as indicated by a * copyright notice that is included in or attached to the work * (an example is provided in the Appendix below). * * "Derivative Works" shall mean any work, whether in Source or Object * form, that is based on (or derived from) the Work and for which the * editorial revisions, annotations, elaborations, or other modifications * represent, as a whole, an original work of authorship. For the purposes * of this License, Derivative Works shall not include works that remain * separable from, or merely link (or bind by name) to the interfaces of, * the Work and Derivative Works thereof. * * "Contribution" shall mean any work of authorship, including * the original version of the Work and any modifications or additions * to that Work or Derivative Works thereof, that is intentionally * submitted to Licensor for inclusion in the Work by the copyright owner * or by an individual or Legal Entity authorized to submit on behalf of * the copyright owner. For the purposes of this definition, "submitted" * means any form of electronic, verbal, or written communication sent * to the Licensor or its representatives, including but not limited to * communication on electronic mailing lists, source code control systems, * and issue tracking systems that are managed by, or on behalf of, the * Licensor for the purpose of discussing and improving the Work, but * excluding communication that is conspicuously marked or otherwise * designated in writing by the copyright owner as "Not a Contribution." * * "Contributor" shall mean Licensor and any individual or Legal Entity * on behalf of whom a Contribution has been received by Licensor and * subsequently incorporated within the Work. * * 2. Grant of Copyright License. Subject to the terms and conditions of * this License, each Contributor hereby grants to You a perpetual, * worldwide, non-exclusive, no-charge, royalty-free, irrevocable * copyright license to reproduce, prepare Derivative Works of, * publicly display, publicly perform, sublicense, and distribute the * Work and such Derivative Works in Source or Object form. * * 3. Grant of Patent License. Subject to the terms and conditions of * this License, each Contributor hereby grants to You a perpetual, * worldwide, non-exclusive, no-charge, royalty-free, irrevocable * (except as stated in this section) patent license to make, have made, * use, offer to sell, sell, import, and otherwise transfer the Work, * where such license applies only to those patent claims licensable * by such Contributor that are necessarily infringed by their * Contribution(s) alone or by combination of their Contribution(s) * with the Work to which such Contribution(s) was submitted. If You * institute patent litigation against any entity (including a * cross-claim or counterclaim in a lawsuit) alleging that the Work * or a Contribution incorporated within the Work constitutes direct * or contributory patent infringement, then any patent licenses * granted to You under this License for that Work shall terminate * as of the date such litigation is filed. * * 4. Redistribution. You may reproduce and distribute copies of the * Work or Derivative Works thereof in any medium, with or without * modifications, and in Source or Object form, provided that You * meet the following conditions: * * (a) You must give any other recipients of the Work or * Derivative Works a copy of this License; and * * (b) You must cause any modified files to carry prominent notices * stating that You changed the files; and * * (c) You must retain, in the Source form of any Derivative Works * that You distribute, all copyright, patent, trademark, and * attribution notices from the Source form of the Work, * excluding those notices that do not pertain to any part of * the Derivative Works; and * * (d) If the Work includes a "NOTICE" text file as part of its * distribution, then any Derivative Works that You distribute must * include a readable copy of the attribution notices contained * within such NOTICE file, excluding those notices that do not * pertain to any part of the Derivative Works, in at least one * of the following places: within a NOTICE text file distributed * as part of the Derivative Works; within the Source form or * documentation, if provided along with the Derivative Works; or, * within a display generated by the Derivative Works, if and * wherever such third-party notices normally appear. The contents * of the NOTICE file are for informational purposes only and * do not modify the License. You may add Your own attribution * notices within Derivative Works that You distribute, alongside * or as an addendum to the NOTICE text from the Work, provided * that such additional attribution notices cannot be construed * as modifying the License. * * You may add Your own copyright statement to Your modifications and * may provide additional or different license terms and conditions * for use, reproduction, or distribution of Your modifications, or * for any such Derivative Works as a whole, provided Your use, * reproduction, and distribution of the Work otherwise complies with * the conditions stated in this License. * * 5. Submission of Contributions. Unless You explicitly state otherwise, * any Contribution intentionally submitted for inclusion in the Work * by You to the Licensor shall be under the terms and conditions of * this License, without any additional terms or conditions. * Notwithstanding the above, nothing herein shall supersede or modify * the terms of any separate license agreement you may have executed * with Licensor regarding such Contributions. * * 6. Trademarks. This License does not grant permission to use the trade * names, trademarks, service marks, or product names of the Licensor, * except as required for reasonable and customary use in describing the * origin of the Work and reproducing the content of the NOTICE file. * * 7. Disclaimer of Warranty. Unless required by applicable law or * agreed to in writing, Licensor provides the Work (and each * Contributor provides its Contributions) on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or * implied, including, without limitation, any warranties or conditions * of TITLE, NON-INFRINGEMENT, MERCHANTABILITY, or FITNESS FOR A * PARTICULAR PURPOSE. You are solely responsible for determining the * appropriateness of using or redistributing the Work and assume any * risks associated with Your exercise of permissions under this License. * * 8. Limitation of Liability. In no event and under no legal theory, * whether in tort (including negligence), contract, or otherwise, * unless required by applicable law (such as deliberate and grossly * negligent acts) or agreed to in writing, shall any Contributor be * liable to You for damages, including any direct, indirect, special, * incidental, or consequential damages of any character arising as a * result of this License or out of the use or inability to use the * Work (including but not limited to damages for loss of goodwill, * work stoppage, computer failure or malfunction, or any and all * other commercial damages or losses), even if such Contributor * has been advised of the possibility of such damages. * * 9. Accepting Warranty or Additional Liability. While redistributing * the Work or Derivative Works thereof, You may choose to offer, * and charge a fee for, acceptance of support, warranty, indemnity, * or other liability obligations and/or rights consistent with this * License. However, in accepting such obligations, You may act only * on Your own behalf and on Your sole responsibility, not on behalf * of any other Contributor, and only if You agree to indemnify, * defend, and hold each Contributor harmless for any liability * incurred by, or claims asserted against, such Contributor by reason * of your accepting any such warranty or additional liability. * * END OF TERMS AND CONDITIONS * * APPENDIX: How to apply the Apache License to your work. * * To apply the Apache License to your work, attach the following * boilerplate notice, with the fields enclosed by brackets "[]" * replaced with your own identifying information. (Don't include * the brackets!) The text should be enclosed in the appropriate * comment syntax for the file format. We also recommend that a * file or class name and description of purpose be included on the * same "printed page" as the copyright notice for easier * identification within third-party archives. * * Copyright 2016 Alibaba Group * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. * * */ import com.google.common.collect.ImmutableList; import com.google.common.collect.Iterables; import com.google.common.collect.Lists; import com.google.common.collect.Ordering; import com.taobao.android.smali.BakSmali; import com.taobao.android.smali.SmaliMod; import org.antlr.runtime.RecognitionException; import org.apache.commons.io.FileUtils; import org.apache.commons.lang3.StringUtils; import org.jf.baksmali.baksmaliOptions; import org.jf.dexlib2.DexFileFactory; import org.jf.dexlib2.analysis.ClassPath; import org.jf.dexlib2.analysis.CustomInlineMethodResolver; import org.jf.dexlib2.iface.ClassDef; import org.jf.dexlib2.iface.DexFile; import org.jf.dexlib2.util.SyntheticAccessorResolver; import org.jf.dexlib2.writer.builder.DexBuilder; import org.jf.dexlib2.writer.io.FileDataStore; import org.jf.util.ClassFileNameHandler; import org.xml.sax.Attributes; import org.xml.sax.SAXException; import org.xml.sax.helpers.DefaultHandler; import javax.xml.parsers.ParserConfigurationException; import javax.xml.parsers.SAXParser; import javax.xml.parsers.SAXParserFactory; import java.io.File; import java.io.IOException; import java.util.Collection; import java.util.List; import java.util.Map; import java.util.Set; import java.util.concurrent.*; /** * Created by shenghua.nish on 2016-04-11 ?12:22. */ public class SmaliUtils { protected static final int DEFAULT_API_LEVEL = 19; /** * dex?smali * @param dex * @param outputDir * @param includeClasses ?? */ public static boolean disassembleDexFile(File dex, File outputDir, final Set<String> includeClasses) throws IOException { final baksmaliOptions options = createBaksmaliOptions(); if (!outputDir.exists()) { outputDir.mkdirs(); } DexFile dexFile = DexFileFactory.loadDexFile(dex, DEFAULT_API_LEVEL, true); options.outputDirectory = outputDir.getAbsolutePath(); //1. options.jobs = 3; if (options.registerInfo != 0 || options.deodex) { try { Iterable<String> extraClassPathEntries; if (options.extraClassPathEntries != null) { extraClassPathEntries = options.extraClassPathEntries; } else { extraClassPathEntries = ImmutableList.of(); } options.classPath = ClassPath.fromClassPath(options.bootClassPathDirs, Iterables.concat(options.bootClassPathEntries, extraClassPathEntries), dexFile, options.apiLevel, options.checkPackagePrivateAccess, options.experimental); if (options.customInlineDefinitions != null) { options.inlineResolver = new CustomInlineMethodResolver(options.classPath, options.customInlineDefinitions); } } catch (Exception ex) { System.err.println("\n\nError occurred while loading boot class path files. Aborting."); ex.printStackTrace(System.err); return false; } } if (options.resourceIdFileEntries != null) { class PublicHandler extends DefaultHandler { String prefix = null; public PublicHandler(String prefix) { super(); this.prefix = prefix; } public void startElement(String uri, String localName, String qName, Attributes attr) throws SAXException { if (qName.equals("public")) { String type = attr.getValue("type"); String name = attr.getValue("name").replace('.', '_'); Integer public_key = Integer.decode(attr.getValue("id")); String public_val = new StringBuffer().append(prefix).append(".").append(type).append(".") .append(name).toString(); options.resourceIds.put(public_key, public_val); } } } ; for (Map.Entry<String, String> entry : options.resourceIdFileEntries.entrySet()) { try { SAXParser saxp = SAXParserFactory.newInstance().newSAXParser(); String prefix = entry.getValue(); saxp.parse(entry.getKey(), new PublicHandler(prefix)); } catch (ParserConfigurationException e) { continue; } catch (SAXException e) { continue; } catch (IOException e) { continue; } } } File outputDirectoryFile = new File(options.outputDirectory); if (!outputDirectoryFile.exists()) { if (!outputDirectoryFile.mkdirs()) { System.err.println("Can't create the output directory " + options.outputDirectory); return false; } } // sort the classes, so that if we're on a case-insensitive file system and need to handle classes with file // name collisions, then we'll use the same name for each class, if the dex file goes through multiple // baksmali/smali cycles for some reason. If a class with a colliding name is added or removed, the filenames // may still change of course List<? extends ClassDef> classDefs = Ordering.natural().sortedCopy(dexFile.getClasses()); if (!options.noAccessorComments) { options.syntheticAccessorResolver = new SyntheticAccessorResolver(classDefs); } final ClassFileNameHandler fileNameHandler = new ClassFileNameHandler(outputDirectoryFile, ".smali"); ExecutorService executor = Executors.newFixedThreadPool(options.jobs); List<Future<Boolean>> tasks = Lists.newArrayList(); for (final ClassDef classDef : classDefs) { tasks.add(executor.submit(new Callable<Boolean>() { @Override public Boolean call() throws Exception { String className = getDalvikClassName(classDef.getType()); if (null != includeClasses) { if (includeClasses.contains(className)) { BakSmali.disassembleClass(classDef, fileNameHandler, options); } return true; } else { return BakSmali.disassembleClass(classDef, fileNameHandler, options); } } })); } boolean errorOccurred = false; try { for (Future<Boolean> task : tasks) { while (true) { try { if (!task.get()) { errorOccurred = true; } } catch (InterruptedException ex) { continue; } catch (ExecutionException ex) { throw new RuntimeException(ex); } break; } } } finally { executor.shutdown(); } return !errorOccurred; } /** * dex?smali * @param dexFile * @param outputDir */ public static boolean disassembleDexFile(File dexFile, File outputDir) throws IOException { return disassembleDexFile(dexFile, outputDir, null); } /** * smali?dex * @param smaliFolder * @param outDexFile * @return */ public static boolean assembleSmaliFile(File smaliFolder, File outDexFile) throws IOException, RecognitionException { Collection<File> smaliFiles = FileUtils.listFiles(smaliFolder, new String[] { "smali" }, true); if (null != smaliFiles && smaliFiles.size() > 0) { DexBuilder dexBuilder = DexBuilder.makeDexBuilder(); for (File smaliFile : smaliFiles) { SmaliMod.assembleSmaliFile(smaliFile, dexBuilder, true, true); } dexBuilder.writeTo(new FileDataStore(outDexFile)); return true; } else { return false; } } /** * ???smali? * @return */ private static baksmaliOptions createBaksmaliOptions() { baksmaliOptions options = new baksmaliOptions(); options.deodex = false; options.noParameterRegisters = false; options.useLocalsDirective = true; options.useSequentialLabels = true; options.outputDebugInfo = true; options.addCodeOffsets = false; options.jobs = -1; options.noAccessorComments = false; options.registerInfo = 0;// 128 options.ignoreErrors = false; options.inlineResolver = null; options.checkPackagePrivateAccess = false; options.apiLevel = DEFAULT_API_LEVEL; return options; } /** * ?davikclass?? * @param className * @return */ public static String getDalvikClassName(String className) { if (className.charAt(0) != 'L' || className.charAt(className.length() - 1) != ';') { throw new RuntimeException("Not a valid dalvik class name" + className); } return StringUtils.replace(className.substring(1, className.length() - 1), "/", "."); } public static void main(String[] args) throws IOException { File dexFile = new File("/Users/shenghua/Downloads/taobao-android.ap/android.apk/classes.dex"); SmaliUtils.disassembleDexFile(dexFile, new File("/Users/shenghua/Downloads/taobao-android.ap/smali")); } }