打包aar并发布到远程_AS 3.1 多library合并打包成aar的正确方式（fat-aar）
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importcom.android.annotations.NonNullimportcom.android.manifmerger.ManifestMerger2importcom.android.manifmerger.ManifestMerger2.Invokerimportcom.android.manifmerger.ManifestMerger2.MergeTypeimportcom.android.manifmerger.MergingReportimportcom.android.manifmerger.PlaceholderEncoderimportcom.android.manifmerger.XmlDocumentimportcom.android.utils.ILoggerimportcom.google.common.base.Charsetsimportcom.google.common.io.Files/*** Fat AAR Lib generator v 0.2.1
* Target Gradle Version :: 2.2.0
*
* Latest version available athttps://github.com/adwiv/android-fat-aar* Please report issues athttps://github.com/adwiv/android-fat-aar/issues*
* This code is in public domain.
*
* Use at your own risk and only if you understand what it does. You have been warned ! :-)*/buildscript {
repositories {
jcenter()
}
dependencies {
classpath'com.android.tools.build:manifest-merger:25.3.2'}
}
configurations {
embedded
}
dependencies {
compile configurations.embedded
}//Paths to embedded jar files//合并Jar
ext.embeddedJars = newArrayList()//Paths to embedded aar projects//合并aar路径
ext.embeddedAarDirs = newArrayList()//Embedded aar files dependencies//合并aar文件
ext.embeddedAarFiles = new ArrayList()//List of embedded R classes//合并R文件
ext.embeddedRClasses = newArrayList()//Change backslash to forward slash on windows//设置全局参数
ext.build_dir = buildDir.path.replace(File.separator, '/');
ext.root_dir= project.rootDir.absolutePath.replace(File.separator, '/');
ext.exploded_aar_dir= "$build_dir/intermediates/exploded-aar";
ext.classs_release_dir= "$build_dir/intermediates/classes/release";
ext.bundle_release_dir= "$build_dir/intermediates/bundles/release";
ext.manifest_aaapt_dir= "$build_dir/intermediates/manifests/aapt/release";
ext.generated_rsrc_dir= "$build_dir/generated/source/r/release";
ext.base_r2x_dir= "$build_dir/fat-aar/release/";
def gradleVersionStr=GradleVersion.current().getVersion();
ext.gradleApiVersion= gradleVersionStr.substring(0, gradleVersionStr.lastIndexOf(".")).toFloat();
println"Gradle version: " +gradleVersionStr;
afterEvaluate {//the list of dependency must be reversed to use the right overlay order.//获取所有的依赖
def dependencies = newArrayList(configurations.embedded.resolvedConfiguration.firstLevelModuleDependencies)//反向遍历
dependencies.reverseEach {
def aarPath;if (gradleApiVersion >= 2.3f)
aarPath= "${root_dir}/${it.moduleName}/build/outputs/default"
elseaarPath= "${exploded_aar_dir}/${it.moduleGroup}/${it.moduleName}/${it.moduleVersion}"
//遍历每个module
it.moduleArtifacts.each {
artifact->println"ARTIFACT 3 : "println artifact//处理aar
if (artifact.type == 'aar') {if (!embeddedAarFiles.contains(artifact)) {
embeddedAarFiles.add(artifact)
}if (!embeddedAarDirs.contains(aarPath)) {if(artifact.file.isFile()) {
println artifact.file
println aarPath
copy {
from zipTree(artifact.file)
into aarPath
}
}
embeddedAarDirs.add(aarPath)
}
}else if (artifact.type == 'jar') {//如果有jar
def artifactPath =artifact.fileif (!embeddedJars.contains(artifactPath))
embeddedJars.add(artifactPath)
}else{throw new Exception("Unhandled Artifact of type ${artifact.type}")
}
}
}//如何还有依赖
if (dependencies.size() > 0) {//Merge Assets//前者依赖后者
generateReleaseAssets.dependsOn embedAssets//embedAssets依赖prepareReleaseDependencies
embedAssets.dependsOn prepareReleaseDependencies//Embed Resources by overwriting the inputResourceSets
packageReleaseResources.dependsOn embedLibraryResources
embedLibraryResources.dependsOn prepareReleaseDependencies//Embed JNI Libraries
bundleRelease.dependsOn embedJniLibsif (gradleApiVersion >= 2.3f) {
embedJniLibs.dependsOn transformNativeLibsWithSyncJniLibsForRelease
ext.bundle_release_dir= "$build_dir/intermediates/bundles/default"}else{
embedJniLibs.dependsOn transformNative_libsWithSyncJniLibsForRelease
ext.bundle_release_dir= "$build_dir/intermediates/bundles/release";
}//Merge Embedded Manifests
bundleRelease.dependsOn embedManifests
embedManifests.dependsOn processReleaseManifest//Merge proguard files
embedLibraryResources.dependsOn embedProguard
embedProguard.dependsOn prepareReleaseDependencies//Generate R.java files
compileReleaseJavaWithJavac.dependsOn generateRJava
generateRJava.dependsOn processReleaseResources//Bundle the java classes
bundleRelease.dependsOn embedJavaJars
embedJavaJars.dependsOn compileReleaseJavaWithJavac//If proguard is enabled, run the tasks that bundleRelease should depend on before proguard
if (tasks.findByPath('proguardRelease') != null) {
proguardRelease.dependsOn embedJavaJars
}else if (tasks.findByPath('transformClassesAndResourcesWithProguardForRelease') != null) {
transformClassesAndResourcesWithProguardForRelease.dependsOn embedJavaJars
}
}
}//执行任务-合并库的资源
task embedLibraryResources <
println"Running FAT-AAR Task :embedLibraryResources"
//待修改，已经注释
def oldInputResourceSet =packageReleaseResources.inputResourceSets
packageReleaseResources.conventionMapping.map("inputResourceSets") {
getMergedInputResourceSets(oldInputResourceSet)
}
}privateList getMergedInputResourceSets(List inputResourceSet) {//We need to do this trickery here since the class declared here and that used by the runtime//are different and results in class cast error
def ResourceSetClass = inputResourceSet.get(0).class
//资源集合
List newInputResourceSet = newArrayList(inputResourceSet)
println"getMergedInputResourceSets"println embeddedAarDirs//遍历这个aar路径
embeddedAarDirs.each { aarPath ->
try{
println aarPath
def resnameif (gradleApiVersion >= 2.3f) {
def parentProject=project.rootProject.name.toString()
println"parent: "println parentProject
def startIndex= aarPath.indexOf('/' +parentProject)
def endIndex= aarPath.indexOf('/build/')
println"start"println startIndex
println"end"println endIndexif (startIndex < 1 || endIndex < 1)return;
resname= aarPath.substring(startIndex, endIndex).replace('/', ':')
}elseresname= (aarPath.split(exploded_aar_dir)[1]).replace('/', ':');
def rs= ResourceSetClass.newInstance([resname, true] as Object[])
rs.addSource(file("$aarPath/res"))
println"ResourceSet is " +rs
println resname
newInputResourceSet+=rs
}catch(Exception e) {
e.printStackTrace();throwe;
}
}returnnewInputResourceSet
}/*** Assets are simple files, so just adding them to source set seems to work.*/task embedAssets<
println"Running FAT-AAR Task :embedAssets"embeddedAarDirs.each { aarPath->println"当前的aarPath为：" + aarPath + " $aarPath"
if ("$aarPath".endsWith("library1/build/outputs/default")|| "$aarPath".endsWith("library2/build/outputs/default")|| "$aarPath".endsWith("library3/build/outputs/default")
) {
println"进入了" +aarPath
android.sourceSets.main.assets.srcDirs+= file("$aarPath/assets")
}
}
}/*** Merge proguard.txt files from all library modules
*@authorMarian Klühspies*/task embedProguard<
println"Running FAT-AAR Task :embedProguard"def proguardRelease= file("$bundle_release_dir/proguard.txt")
embeddedAarDirs.each { aarPath->
try{
def proguardLibFile= file("$aarPath/proguard.txt")if(proguardLibFile.exists())
proguardRelease.append("\n" +proguardLibFile.text)
}catch(Exception e) {
e.printStackTrace();throwe;
}
}
}
task generateRJava<
println"Running FAT-AAR Task :generateRJava"
//Now generate the R.java file for each embedded dependency
def mainManifestFile =android.sourceSets.main.manifest.srcFile;
def libPackageName= "";if(mainManifestFile.exists()) {
libPackageName= new XmlParser().parse(mainManifestFile).@package}
embeddedAarDirs.each { aarPath->
//if("$aarPath".endsWith(""))
def manifestFile = file("$aarPath/AndroidManifest.xml");if (!manifestFile.exists()) {
manifestFile= file("./src/main/AndroidManifest.xml");
}if(manifestFile.exists()) {
def aarManifest= newXmlParser().parse(manifestFile);
def aarPackageName= aarManifest.@packageString packagePath= aarPackageName.replace('.', '/')//Generate the R.java file and map to current project's R.java//This will recreate the class file
def rTxt = file("$aarPath/R.txt")
def rMap= newConfigObject()if(rTxt.exists()) {
rTxt.eachLine {
line->
//noinspection GroovyUnusedAssignment
def (type, subclass, name, value) = line.tokenize(' ')
rMap[subclass].putAt(name, type)
}
}
def sb= "package $aarPackageName;" << '\n' << '\n'sb<< 'public final class R {' << '\n'rMap.each {
subclass, values->sb<< " public static final class $subclass {" << '\n'values.each {
name, type->sb<< " public static $type $name = ${libPackageName}.R.${subclass}.${name};" << '\n'}
sb<< " }" << '\n'}
sb<< '}' << '\n'mkdir("$generated_rsrc_dir/$packagePath")
file("$generated_rsrc_dir/$packagePath/R.java").write(sb.toString())
embeddedRClasses+= "$packagePath/R.class"embeddedRClasses+= "$packagePath/R\$*.class"}
}
}
task collectRClass<
println"COLLECTRCLASS"delete base_r2x_dir
mkdir base_r2x_dir
copy {
from classs_release_dir
include embeddedRClasses
into base_r2x_dir
}
}
task embedRClass(type: org.gradle.jvm.tasks.Jar, dependsOn: collectRClass) {
println"EMBED R CLASS"destinationDir file("$bundle_release_dir/libs/")
println destinationDir
from base_r2x_dir
println base_r2x_dir
}/*** To embed the class files, we need to change the R.class to X.class, so we explode it in another
* location, proguard it to modify R to X, and then finally copy it to build location*/task embedJavaJars(dependsOn: embedRClass)<
println"Running FAT-AAR Task :embedJavaJars"embeddedAarDirs.each { aarPath->
//Explode all classes.jar files to classes so that they can be proguarded
def jar_dirif (gradleApiVersion >= 2.3f)
jar_dir= "$aarPath"
elsejar_dir= "$aarPath/jars"
if (embeddedAarFiles.size() > 0) {
embeddedAarFiles.each {
artifact->FileTree aarFileTree=zipTree(artifact.file.getAbsolutePath());
def aarFile= aarFileTree.files.find { it.name.contains("classes.jar") }
copy {
from zipTree(aarFile)
into classs_release_dir
}
}
}else{
println jar_dir
println classs_release_dir
println bundle_release_dir
println embeddedJars
copy {
from zipTree(jar_dir+ "/classes.jar")
into classs_release_dir
}
}//Copy all additional jar files to bundle lib
FileTree jars = fileTree(dir: jar_dir, include: '*.jar', exclude: 'classes.jar')
jars+= fileTree(dir: jar_dir + "/libs", include: '*.jar')
jars+= fileTree(dir: "$aarPath/libs", include: '*.jar')
copy {
from jars
into file("$bundle_release_dir/libs")
}//Copy all embedded jar files to bundle lib
copy {
from embeddedJars
into file("$bundle_release_dir/libs")
}
}
}/*** For some reason, adding to the jniLibs source set does not work. So we simply copy all files.*/task embedJniLibs<
println"Running FAT-AAR Task :embedJniLibs"embeddedAarDirs.each { aarPath->println"======= Copying JNI from $aarPath"
//Copy JNI Folders
/*if ("$aarPath".endsWith("library3/unspecified")) {
copy {
println "进入library3拿jni中文件"
from fileTree(dir: "$aarPath/jni")
into file("$bundle_release_dir/jni")
}
}*/copy {
println"进入library3拿jni中文件"from fileTree(dir:"$aarPath/jni")
into file("$bundle_release_dir/jni")
}
}
}
task embedManifests<
println"Running FAT-AAR Task :embedManifests"ILogger mLogger= newMiLogger()
List libraryManifests= new ArrayList<>()
embeddedAarDirs.each { aarPath->File dependencyManifest= file("$aarPath/AndroidManifest.xml")if (!libraryManifests.contains(aarPath) &&dependencyManifest.exists()) {
libraryManifests.add(dependencyManifest)
}
}
File reportFile= file("${build_dir}/embedManifestReport.txt")
File origManifest= file("$bundle_release_dir/AndroidManifest.xml")
File copyManifest= file("$bundle_release_dir/AndroidManifest.orig.xml")
File aaptManifest= file("$manifest_aaapt_dir/AndroidManifest.xml")if (!origManifest.exists()) {
origManifest= file("./src/main/AndroidManifest.xml")
}if (!origManifest.exists()) {return;
}
copy {
from origManifest.parentFile
into copyManifest.parentFile
include origManifest.name
rename(origManifest.name, copyManifest.name)
}try{
Invoker manifestMergerInvoker=ManifestMerger2.newMerger(copyManifest, mLogger, MergeType.APPLICATION)
manifestMergerInvoker.addLibraryManifests(libraryManifests.toArray(newFile[libraryManifests.size()]))//manifestMergerInvoker.setPlaceHolderValues(placeHolders)
manifestMergerInvoker.setMergeReportFile(reportFile);
MergingReport mergingReport=manifestMergerInvoker.merge();
mLogger.info("Merging result:" +mergingReport.getResult());
MergingReport.Result result=mergingReport.getResult();switch(result) {caseMergingReport.Result.WARNING:
mergingReport.log(mLogger);//fall through since these are just warnings.
caseMergingReport.Result.SUCCESS:
XmlDocument xmlDocument=mergingReport.getMergedXmlDocument(MergingReport.MergedManifestKind.MERGED);try{
String annotatedDocument=mergingReport.getActions().blame(xmlDocument);
mLogger.verbose(annotatedDocument);
}catch(Exception e) {
mLogger.error(e,"cannot print resulting xml");
}
save(xmlDocument, origManifest);
mLogger.info("Merged manifest saved to " +origManifest);if(aaptManifest.exists()) {newPlaceholderEncoder().visit(xmlDocument);
save(xmlDocument, aaptManifest);
mLogger.info("Merged aapt safe manifest saved to " +aaptManifest);
}break;caseMergingReport.Result.ERROR:
mergingReport.log(mLogger);throw newRuntimeException(mergingReport.getReportString());default:throw new RuntimeException("Unhandled result type : " +mergingReport.getResult());
}
}catch(RuntimeException e) {//Unacceptable error
e.printStackTrace()throw newRuntimeException(e);
}
}private voidsave(XmlDocument xmlDocument, File out) {try{
Files.write(xmlDocument.prettyPrint(), out, Charsets.UTF_8);
}catch(IOException e) {throw newRuntimeException(e);
}
}class MiLogger implementsILogger {
@Overridevoiderror(
@com.android.annotations.Nullable Throwable t,
@com.android.annotations.Nullable String msgFormat, Object... args) {
System.err.println(String.format("========== ERROR : " +msgFormat, args))if(t) t.printStackTrace(System.err)
}
@Overridevoidwarning(@NonNull String msgFormat, Object... args) {
System.err.println(String.format("========== WARNING : " +msgFormat, args))
}
@Overridevoidinfo(@NonNull String msgFormat, Object... args) {
System.out.println(String.format("========== INFO : " +msgFormat, args))
}
@Overridevoidverbose(@NonNull String msgFormat, Object... args) {//System.out.println(String.format("========== DEBUG : " + msgFormat, args))
}
}