Java tutorial
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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.builder.tasks.transform; import com.android.annotations.NonNull; import com.android.annotations.Nullable; import com.android.build.api.transform.*; import com.android.build.api.transform.QualifiedContent.ContentType; import com.android.build.gradle.internal.api.AppVariantContext; import com.android.build.gradle.internal.api.AwbTransform; import com.android.build.gradle.internal.pipeline.OriginalStream; import com.android.build.gradle.internal.pipeline.TransformManager; import static com.android.SdkConstants.DOT_JAR; import static com.android.builder.model.AndroidProject.FD_OUTPUTS; import static com.android.utils.FileUtils.mkdirs; import static com.android.utils.FileUtils.renameTo; import static com.google.common.base.Preconditions.checkNotNull; import com.android.build.gradle.internal.pipeline.TransformTask; import com.android.build.gradle.internal.scope.GlobalScope; import com.android.build.gradle.internal.transforms.BaseProguardAction; import com.android.build.gradle.internal.transforms.ProGuardTransform; import com.android.build.gradle.internal.transforms.ProguardConfigurable; import com.android.build.gradle.tasks.SimpleWorkQueue; import com.android.builder.tasks.Job; import com.android.builder.tasks.JobContext; import com.google.common.base.Joiner; import com.google.common.base.Supplier; import com.google.common.collect.ImmutableList; import com.google.common.collect.Lists; import com.google.common.util.concurrent.SettableFuture; import com.taobao.android.builder.AtlasBuildContext; import com.taobao.android.builder.dependency.model.AwbBundle; import com.taobao.android.builder.extension.TBuildConfig; import com.taobao.android.builder.tasks.app.BuildAtlasEnvTask; import com.taobao.android.builder.tools.FileNameUtils; import com.taobao.android.builder.tools.Profiler; import com.taobao.android.builder.tools.ReflectUtils; import com.taobao.android.builder.tools.log.FileLogger; import com.taobao.android.builder.tools.proguard.AtlasProguardHelper; import com.taobao.android.builder.tools.proguard.BundleProguarder; import com.taobao.android.builder.tools.proguard.KeepOnlyConfigurationParser; import com.taobao.android.builder.tools.proguard.domain.Input; import org.apache.commons.io.FileUtils; import org.apache.commons.io.IOUtils; import org.gradle.api.GradleException; import org.gradle.api.file.ConfigurableFileCollection; import proguard.ClassPath; import proguard.ClassPathEntry; import proguard.Configuration; import proguard.ParseException; import java.io.BufferedWriter; import java.io.File; import java.io.FileWriter; import java.io.IOException; import java.util.ArrayList; import java.util.Collection; import java.util.List; import java.util.Set; import java.util.concurrent.ExecutionException; /** * Created by wuzhong on 2017/4/25. */ public class AtlasProguardTransform extends ProGuardTransform { public AppVariantContext appVariantContext; public ProGuardTransform oldTransform; public TransformTask nextTransformTask; private TBuildConfig buildConfig; private final File printMapping; private final File dump; private final File printSeeds; private final File printUsage; private final ImmutableList<File> secondaryFileOutputs; private File testedMappingFile = null; private org.gradle.api.artifacts.Configuration testMappingConfiguration = null; static boolean firstTime = true; List<File> defaultProguardFiles = new ArrayList<>(); private List<File> nonConsumerProguardFiles = new ArrayList<>(); private File proguardOut; private List configList; @Override public Set<ContentType> getOutputTypes() { if (appVariantContext.getAtlasExtension().getTBuildConfig().isFastProguard() && !appVariantContext.getAtlasExtension().getTBuildConfig().isKeepJavaResAfterProguard()) { return TransformManager.CONTENT_CLASS; } return super.getOutputTypes(); } public AtlasProguardTransform(AppVariantContext appVariantContext) { super(appVariantContext.getScope()); this.appVariantContext = appVariantContext; this.buildConfig = appVariantContext.getAtlasExtension().getTBuildConfig(); proguardOut = new File(Joiner.on(File.separatorChar).join( String.valueOf(appVariantContext.getScope().getGlobalScope().getBuildDir()), FD_OUTPUTS, "mapping", appVariantContext.getScope().getVariantConfiguration().getDirName())); printMapping = new File(proguardOut, "mapping.txt"); dump = new File(proguardOut, "dump.txt"); printSeeds = new File(proguardOut, "seeds.txt"); printUsage = new File(proguardOut, "usage.txt"); secondaryFileOutputs = ImmutableList.of(printMapping, dump, printSeeds, printUsage); } @Override public boolean isCacheable() { return false; } @Override public void transform(TransformInvocation invocation) throws TransformException { firstTime = true; ConfigurableFileCollection oldConfigurableFileCollection = (ConfigurableFileCollection) ReflectUtils .getField(ProguardConfigurable.class, oldTransform, "configurationFiles"); //?consumerproguardFiles,????fastprogaurd,consumerproguardfiles?app?proguard if (appVariantContext.getAtlasExtension().getTBuildConfig().isFastProguard()) { defaultProguardFiles.addAll( appVariantContext.getVariantData().getVariantConfiguration().getBuildType().getProguardFiles()); } else { // defaultProguardFiles.addAll(oldConfigurableFileCollection.getFiles()); defaultProguardFiles.addAll( appVariantContext.getVariantData().getVariantConfiguration().getBuildType().getProguardFiles()); nonConsumerProguardFiles.addAll( appVariantContext.getVariantData().getVariantConfiguration().getBuildType().getProguardFiles()); } List<AwbBundle> awbBundles = AtlasBuildContext.androidDependencyTrees .get(appVariantContext.getScope().getVariantConfiguration().getFullName()).getAwbBundles(); if (awbBundles != null && awbBundles.size() > 0) { File bundleRKeepFile = new File( appVariantContext.getBaseVariantData().getScope().getGlobalScope().getIntermediatesDir(), "awb-progrard/bundleRKeep.cfg"); if (!bundleRKeepFile.getParentFile().exists()) { bundleRKeepFile.getParentFile().mkdirs(); } StringBuilder keepRStr = new StringBuilder(); for (AwbBundle bundleItem : awbBundles) { keepRStr.append(String.format("-keep class %s.R{*;}\n", bundleItem.bundleInfo.getPkgName())); keepRStr.append(String.format("-keep class %s.R$*{*;}\n", bundleItem.bundleInfo.getPkgName())); } try { BufferedWriter bufferedWriter = new BufferedWriter(new FileWriter(bundleRKeepFile)); bufferedWriter.write(keepRStr.toString()); bufferedWriter.flush(); IOUtils.closeQuietly(bufferedWriter); FileLogger.getInstance("proguard").log("R keep infos: " + keepRStr); } catch (IOException e) { throw new RuntimeException("generate bundleRkeepFile failed", e); } appVariantContext.getBaseVariantData().getVariantConfiguration().getBuildType().getProguardFiles() .add(bundleRKeepFile); defaultProguardFiles.add(bundleRKeepFile); } if (appVariantContext.getAtlasExtension().getTBuildConfig().isFastProguard()) { fastTransform(invocation); return; } try { oldConfigurableFileCollection = appVariantContext.getProject().files().from(nonConsumerProguardFiles); ReflectUtils.updateField(this, "configurationFiles", oldConfigurableFileCollection); // Configuration configuration = (Configuration) ReflectUtils.getField(BaseProguardAction.class, // oldTransform, "configuration"); // if (null == this.configuration.keep) { // this.configuration.keep = new ArrayList(); // } // if (null != configuration.keep) { // this.configuration.keep.addAll(configuration.keep); // } // } catch (Exception e) { throw new GradleException(e.getMessage(), e); } //apply bundle Inout AtlasProguardHelper.applyBundleInOutConfigration(appVariantContext, this); //apply bundle's configuration, Switch control if (buildConfig.isBundleProguardConfigEnabled()) { AtlasProguardHelper.applyBundleProguardConfigration(appVariantContext, this); } //apply mapping AtlasProguardHelper.applyMapping(appVariantContext, this); //set output File proguardOutFile = new File(appVariantContext.getProject().getBuildDir(), "outputs/proguard.cfg"); this.printconfiguration(proguardOutFile); doTransform(invocation); } private void doTransform(TransformInvocation invocation) { SettableFuture<TransformOutputProvider> resultFuture = SettableFuture.create(); final Job<Void> job = new Job<>(getName(), new com.android.builder.tasks.Task<Void>() { @Override public void run(@NonNull Job<Void> job, @NonNull JobContext<Void> context) throws IOException { doMinification(invocation.getInputs(), invocation.getReferencedInputs(), invocation.getOutputProvider()); } @Override public void finished() { resultFuture.set(invocation.getOutputProvider()); } @Override public void error(Throwable e) { resultFuture.setException(e); } }, resultFuture); try { SimpleWorkQueue.push(job); // wait for the task completion. try { job.awaitRethrowExceptions(); } catch (ExecutionException e) { throw new RuntimeException("Job failed, see logs for details", e.getCause()); } } catch (InterruptedException e) { Thread.currentThread().interrupt(); throw new RuntimeException(e); } } private void doMinification(@NonNull Collection<TransformInput> inputs, @NonNull Collection<TransformInput> referencedInputs, @Nullable TransformOutputProvider output) throws IOException { Set<ContentType> outputTypes = getOutputTypes(); Set<QualifiedContent.Scope> scopes = (Set<QualifiedContent.Scope>) getScopes(); File outFile = output.getContentLocation("main", outputTypes, scopes, Format.JAR); mkdirs(outFile.getParentFile()); try { GlobalScope globalScope = appVariantContext.getScope().getGlobalScope(); // set the mapping file if there is one. File testedMappingFile = computeMappingFile(); if (testedMappingFile != null) { applyMapping(testedMappingFile); } // --- InJars / LibraryJars --- addInputsToConfiguration(inputs, false); addInputsToConfiguration(referencedInputs, true); // libraryJars: the runtime jars, with all optional libraries. for (File runtimeJar : ((GlobalScope) globalScope).getAndroidBuilder().getBootClasspath(true)) { libraryJar(runtimeJar); } // --- Out files --- outJar(outFile); // proguard doesn't verify that the seed/mapping/usage folders exist and will fail // if they don't so create them. mkdirs(proguardOut); for (Object configFile : configList) { for (File file : (Collection<File>) ((Supplier) configFile).get()) { applyConfigurationFile(file); } } configuration.printMapping = printMapping; configuration.dump = dump; configuration.printSeeds = printSeeds; configuration.printUsage = printUsage; forceprocessing(); runProguard(); } catch (Exception e) { if (e instanceof IOException) { throw (IOException) e; } throw new IOException(e); } } private void addInputsToConfiguration(@NonNull Collection<TransformInput> inputs, boolean referencedOnly) { ClassPath classPath; List<String> baseFilter; if (referencedOnly) { classPath = configuration.libraryJars; baseFilter = JAR_FILTER; } else { classPath = configuration.programJars; baseFilter = null; } for (TransformInput transformInput : inputs) { for (JarInput jarInput : transformInput.getJarInputs()) { handleQualifiedContent(classPath, jarInput, baseFilter); } for (DirectoryInput directoryInput : transformInput.getDirectoryInputs()) { handleQualifiedContent(classPath, directoryInput, baseFilter); } } } private void handleQualifiedContent(@NonNull ClassPath classPath, @NonNull QualifiedContent content, @Nullable List<String> baseFilter) { List<String> filter = baseFilter; if (!content.getContentTypes().contains(QualifiedContent.DefaultContentType.CLASSES)) { // if the content is not meant to contain classes, we ignore them // in case they are present. ImmutableList.Builder<String> builder = ImmutableList.builder(); if (filter != null) { builder.addAll(filter); } builder.add("!**.class"); filter = builder.build(); } else if (!content.getContentTypes().contains(QualifiedContent.DefaultContentType.RESOURCES)) { // if the content is not meant to contain resources, we ignore them // in case they are present (by accepting only classes.) filter = ImmutableList.of("**.class"); } inputJar(classPath, content.getFile(), filter); } @Nullable private File computeMappingFile() { if (testedMappingFile != null && testedMappingFile.isFile()) { return testedMappingFile; } else if (testMappingConfiguration != null && testMappingConfiguration.getSingleFile().isFile()) { return testMappingConfiguration.getSingleFile(); } return null; } public void fastTransform(TransformInvocation invocation) throws TransformException { try { Profiler.start("start"); List<File> mainJars = new ArrayList<>(); for (TransformInput transformInput : invocation.getInputs()) { for (JarInput jarInput : transformInput.getJarInputs()) { if (AtlasBuildContext.atlasMainDexHelperMap.get(appVariantContext.getVariantName()) .inMainDex(jarInput)) { mainJars.add(jarInput.getFile()); } } } Profiler.enter("bundleproguard"); //Do the concurrent proguard for the bundle, and the cache first AtlasProguardHelper.doBundleProguard(appVariantContext, mainJars); Profiler.release(); Profiler.enter("mainproguard"); doMainBundleProguard(invocation); Profiler.release(); Profiler.release(); //if (appVariantContext.getProject().getGradle().getStartParameter().isProfile()) { // appVariantContext.getProject().getLogger().warn("proguard profile >>>>>" ); // appVariantContext.getProject().getLogger().warn( Profiler.dump()); //} FileLogger.getInstance("proguard").log(Profiler.dump()); } catch (Exception e) { throw new GradleException(e.getMessage(), e); } } private void doMainBundleProguard(TransformInvocation invocation) throws Exception { //apply bundle Inout Profiler.enter("bundleKeep"); File bundleKeep = AtlasProguardHelper.generateBundleKeepCfg(appVariantContext); Profiler.release(); Input input = new Input(); AwbBundle awbBundle = new AwbBundle(); awbBundle.getAndroidLibraries().addAll(AtlasBuildContext.androidDependencyTrees .get(appVariantContext.getVariantName()).getMainBundle().getAndroidLibraries()); AwbTransform awbTransform = new AwbTransform(awbBundle); input.getAwbBundles().add(awbTransform); List<File> unProguardJars = new ArrayList<>(); //Enter the input for (TransformInput transformInput : invocation.getInputs()) { for (JarInput jarInput : transformInput.getJarInputs()) { File file = jarInput.getFile(); if (file.getName().startsWith("combined-rmerge")) { unProguardJars.add(file); } else if (AtlasBuildContext.atlasMainDexHelperMap.get(appVariantContext.getVariantName()) .inMainDex(jarInput)) { awbTransform.getInputLibraries().add(file); } } for (DirectoryInput directoryInput : transformInput.getDirectoryInputs()) { if (AtlasBuildContext.atlasMainDexHelperMap.get(appVariantContext.getVariantName()).getInputDirs() .contains(directoryInput.getFile())) { awbTransform.getInputLibraries().add(directoryInput.getFile()); } } } //inputting librarys input.getLibraries() .addAll(appVariantContext.getScope().getGlobalScope().getAndroidBuilder().getBootClasspath(true)); input.getLibraries().addAll(unProguardJars); //The default proguard configuration input.getDefaultProguardFiles().addAll(defaultProguardFiles); //bundle keeps input.getParentKeeps().add(bundleKeep); File outFile = invocation.getOutputProvider().getContentLocation("main", getOutputTypes(), getScopes(), Format.JAR); outFile.delete(); input.proguardOutputDir = invocation.getOutputProvider().getContentLocation("main", getOutputTypes(), getScopes(), Format.DIRECTORY); input.printMapping = (File) ReflectUtils.getField(oldTransform, "printMapping"); input.dump = (File) ReflectUtils.getField(oldTransform, "dump"); input.printSeeds = (File) ReflectUtils.getField(oldTransform, "printSeeds"); input.printUsage = (File) ReflectUtils.getField(oldTransform, "printUsage"); input.printConfiguration = new File(appVariantContext.getProject().getBuildDir(), "outputs/proguard.cfg"); Profiler.enter("executeproguard"); BundleProguarder.execute(appVariantContext, input); transformInput(input); Profiler.release(); for (File jar : unProguardJars) { File to = invocation.getOutputProvider().getContentLocation(FileNameUtils.getUniqueJarName(jar), getOutputTypes(), getScopes(), Format.JAR); FileUtils.copyFile(jar, to); } OriginalStream originalStream = OriginalStream.builder(appVariantContext.getProject(), "proguard-classes") .addContentTypes(com.android.build.gradle.internal.pipeline.TransformManager.CONTENT_CLASS) .addScope(QualifiedContent.Scope.PROJECT) .setFileCollection(appVariantContext.getProject().files(AtlasBuildContext.atlasMainDexHelperMap .get(appVariantContext.getVariantName()).getAllMainDexJars())) .build(); if (nextTransformTask != null) { Collection consumedInputStreams = (Collection) ReflectUtils.getField(nextTransformTask, "consumedInputStreams"); if (appVariantContext.getAtlasExtension().getTBuildConfig().isFastProguard() && consumedInputStreams != null) { consumedInputStreams.add(originalStream); } } } private void transformInput(Input input) { if (input.maindexFileTransform.size() == 0 && input.maindexFolderTransform.size() == 0) { return; } AtlasBuildContext.atlasMainDexHelperMap.get(appVariantContext.getVariantName()) .updateMainDexFiles2(input.maindexFileTransform); if (input.maindexFolderTransform.size() > 0) { AtlasBuildContext.atlasMainDexHelperMap.get(appVariantContext.getVariantName()).getInputDirs().clear(); for (File file : input.maindexFolderTransform.values()) { AtlasBuildContext.atlasMainDexHelperMap.get(appVariantContext.getVariantName()) .addMainDex(new BuildAtlasEnvTask.FileIdentity(file.getName(), file, false, false)); } } } @Override public void applyConfigurationFile(File file) throws IOException, ParseException { //appVariantContext.getVariantConfiguration().getProguardFiles(false, new ArrayList<>()); if (buildConfig.isLibraryProguardKeepOnly() && !nonConsumerProguardFiles.contains(file)) { appVariantContext.getProject().getLogger().info("applyConfigurationFile keep only :" + file); applyLibConfigurationFile(file); return; } appVariantContext.getProject().getLogger().info("applyConfigurationFile :" + file); super.applyConfigurationFile(file); } public void applyLibConfigurationFile(@NonNull File file) throws IOException, ParseException { KeepOnlyConfigurationParser parser = new KeepOnlyConfigurationParser(file, System.getProperties()); try { parser.parse(configuration); } finally { parser.close(); } } @Override protected void outJar(@NonNull File file) { if (firstTime) { AtlasBuildContext.atlasMainDexHelperMap.get(appVariantContext.getVariantName()).getMainDexFiles() .clear(); AtlasBuildContext.atlasMainDexHelperMap.get(appVariantContext.getVariantName()).getInputDirs().clear(); firstTime = false; } BuildAtlasEnvTask.FileIdentity fileIdentity = new BuildAtlasEnvTask.FileIdentity("proguard-main", file, false, false); AtlasBuildContext.atlasMainDexHelperMap.get(appVariantContext.getVariantName()).getMainDexFiles() .add(fileIdentity); super.outJar(file); } @Override protected void inputJar(@NonNull ClassPath classPath, @NonNull File file, @Nullable List<String> filter) { if (file.isDirectory()) { super.inputJar(classPath, file, filter); } else { if (AtlasBuildContext.atlasMainDexHelperMap.get(appVariantContext.getVariantName()).inMainDex(file)) { super.inputJar(classPath, file, filter); } else if (appVariantContext.getScope().getGlobalScope().getAndroidBuilder().getBootClasspath(true) .contains(file)) { super.inputJar(classPath, file, filter); } else if (AtlasBuildContext.atlasMainDexHelperMap.get(appVariantContext.getVariantName()) .getInputDirs().contains(file)) { super.inputJar(classPath, file, filter); } } } }