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Keep track of previous run to prevent restripping if nothing has changed
// adapted from https://gist.github.com/dmarcato/d7c91b94214acd936e42
def toCamelCase(String string) {
String result = ""
string.findAll("[^\\W]+") { String word ->
result += word.capitalize()
}
return result
}
afterEvaluate { project ->
Configuration runtimeConfiguration = project.configurations.getByName('compile')
println runtimeConfiguration
ResolutionResult resolution = runtimeConfiguration.incoming.resolutionResult
// Forces resolve of configuration
ModuleVersionIdentifier module = resolution.getAllComponents().find {
it.moduleVersion.name.equals("play-services")
}.moduleVersion
def playServicesLibName = toCamelCase("${module.group} ${module.name} ${module.version}")
String prepareTaskName = "prepare${playServicesLibName}Library"
File playServiceRootFolder = project.tasks.find { it.name.equals(prepareTaskName) }.explodedDir
def tmpDir = new File(project.buildDir, 'intermediates/tmp')
tmpDir.mkDirs()
def libFile = new File(tmpDir, "${playServicesLibName}.marker")
def strippedClassFileName = "${playServicesLibName}.jar"
def classesStrippedJar = new File(tmpDir, strippedClassFileName)
def packageToExclude = ["com/google/ads/**",
"com/google/android/gms/actions/**",
"com/google/android/gms/ads/**",
// "com/google/android/gms/analytics/**",
"com/google/android/gms/appindexing/**",
"com/google/android/gms/appstate/**",
"com/google/android/gms/auth/**",
"com/google/android/gms/cast/**",
"com/google/android/gms/drive/**",
"com/google/android/gms/fitness/**",
"com/google/android/gms/games/**",
"com/google/android/gms/gcm/**",
"com/google/android/gms/identity/**",
// "com/google/android/gms/location/**",
// "com/google/android/gms/maps/**",
"com/google/android/gms/panorama/**",
"com/google/android/gms/plus/**",
"com/google/android/gms/security/**",
"com/google/android/gms/tagmanager/**",
"com/google/android/gms/wallet/**",
"com/google/android/gms/wearable/**"]
Task stripPlayServices = project.tasks.create(name: 'stripPlayServices', group: "Strip") {
inputs.files new File(playServiceRootFolder, "classes.jar")
outputs.dir playServiceRootFolder
description 'Strip useless packages from Google Play Services library to avoid reaching dex limit'
doLast {
def packageExcludesAsString = packageToExclude.join(",")
if (libFile.exists()
&& libFile.text == packageExcludesAsString
&& classesStrippedJar.exists()){
println "Play services already stripped"
copy {
from(file(classesStrippedJar))
into(file(playServiceRootFolder))
rename { fileName ->
fileName = "classes.jar"
}
}
}else {
copy {
from(file(new File(playServiceRootFolder, "classes.jar")))
into(file(playServiceRootFolder))
rename { fileName ->
fileName = "classes_orig.jar"
}
}
tasks.create(name: "stripPlayServices" + module.version, type: Jar) {
destinationDir = playServiceRootFolder
archiveName = "classes.jar"
from(zipTree(new File(playServiceRootFolder, "classes_orig.jar"))) {
exclude packageToExclude
}
}.execute()
delete file(new File(playServiceRootFolder, "classes_orig.jar"))
copy {
from(file(new File(playServiceRootFolder, "classes.jar")))
into(file(tmpDir))
rename { fileName ->
fileName = strippedClassFileName
}
}
libFile.text = packageExcludesAsString
}
}
}
project.tasks.findAll {
it.name.startsWith('prepare') && it.name.endsWith('Dependencies')
}.each { Task task ->
task.dependsOn stripPlayServices
}
}
@mcginty

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@mcginty mcginty commented Nov 21, 2014

I think on L29, tmpDir.mkDirs() should be tmpDir.mkdirs()

@lemberh

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@lemberh lemberh commented Dec 1, 2014

You can also add fix for parallel execution
project.tasks.findAll { it.name.contains(prepareTaskName) }.each { Task task ->
stripPlayServices.mustRunAfter task
}

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