[Ravenwood] Add support for Android Resource (R) files (e6ee0224) · Commits · e / os / android_frameworks_base

Ravenwood.bp

+24 −0

Original line number	Diff line number	Diff line
		@@ -104,6 +104,18 @@ genrule {
		],
		}

		genrule {
		name: "framework-minus-apex.ravenwood.keep_all",
		defaults: ["ravenwood-internal-only-visibility-genrule"],
		cmd: "cp $(in) $(out)",
		srcs: [
		":framework-minus-apex.ravenwood-base{hoststubgen_keep_all.txt}",
		],
		out: [
		"hoststubgen_framework-minus-apex_keep_all.txt",
		],
		}

		java_library {
		name: "services.core-for-hoststubgen",
		installable: false, // host only jar.
		@@ -189,6 +201,18 @@ genrule {
		],
		}

		genrule {
		name: "services.core.ravenwood.keep_all",
		defaults: ["ravenwood-internal-only-visibility-genrule"],
		cmd: "cp $(in) $(out)",
		srcs: [
		":services.core.ravenwood-base{hoststubgen_keep_all.txt}",
		],
		out: [
		"hoststubgen_services.core_keep_all.txt",
		],
		}

		java_library {
		name: "services.core.ravenwood-jarjar",
		installable: false,

ravenwood/Android.bp

+2 −0

Original line number	Diff line number	Diff line
		@@ -221,7 +221,9 @@ sh_test_host {
		data: [
		":framework-minus-apex.ravenwood.stats",
		":framework-minus-apex.ravenwood.apis",
		":framework-minus-apex.ravenwood.keep_all",
		":services.core.ravenwood.stats",
		":services.core.ravenwood.apis",
		":services.core.ravenwood.keep_all",
		],
		}

ravenwood/scripts/ravenwood-stats-collector.sh

+12 −2

Original line number	Diff line number	Diff line
		@@ -18,8 +18,14 @@
		set -e

		# Output files
		stats=/tmp/ravenwood-stats-all.csv
		apis=/tmp/ravenwood-apis-all.csv
		out_dir=/tmp/ravenwood
		stats=$out_dir/ravenwood-stats-all.csv
		apis=$out_dir/ravenwood-apis-all.csv
		keep_all_dir=$out_dir/ravenwood-keep-all/

		rm -fr $out_dir
		mkdir -p $out_dir
		mkdir -p $keep_all_dir

		# Where the input files are.
		path=$ANDROID_BUILD_TOP/out/host/linux-x86/testcases/ravenwood-stats-checker/x86_64/
		@@ -76,3 +82,7 @@ collect_apis() {

		collect_stats $stats
		collect_apis $apis

		cp *keep_all.txt $keep_all_dir
		echo "Keep all files created at:"
		find $keep_all_dir -type f
		No newline at end of file

tools/hoststubgen/hoststubgen/src/com/android/hoststubgen/filters/AndroidHeuristicsFilter.kt

+11 −0

Original line number	Diff line number	Diff line
		@@ -25,6 +25,7 @@ class AndroidHeuristicsFilter(
		val aidlPolicy: FilterPolicyWithReason?,
		val featureFlagsPolicy: FilterPolicyWithReason?,
		val syspropsPolicy: FilterPolicyWithReason?,
		val rFilePolicy: FilterPolicyWithReason?,
		fallback: OutputFilter
		) : DelegatingFilter(fallback) {
		override fun getPolicyForClass(className: String): FilterPolicyWithReason {
		@@ -37,6 +38,9 @@ class AndroidHeuristicsFilter(
		if (syspropsPolicy != null && classes.isSyspropsClass(className)) {
		return syspropsPolicy
		}
		if (rFilePolicy != null && classes.isRClass(className)) {
		return rFilePolicy
		}
		return super.getPolicyForClass(className)
		}
		}
		@@ -74,3 +78,10 @@ private fun ClassNodes.isSyspropsClass(className: String): Boolean {
		return className.startsWith("android/sysprop/")
		&& className.endsWith("Properties")
		}

		/**
		* @return if a given class "seems like" an R class or its nested classes.
		*/
		private fun ClassNodes.isRClass(className: String): Boolean {
		return className.endsWith("/R") \|\| className.contains("/R$")
		}

tools/hoststubgen/hoststubgen/src/com/android/hoststubgen/filters/TextFileFilterPolicyParser.kt

+24 −12

Original line number	Diff line number	Diff line
		@@ -17,6 +17,7 @@ package com.android.hoststubgen.filters

		import com.android.hoststubgen.ParseException
		import com.android.hoststubgen.asm.ClassNodes
		import com.android.hoststubgen.asm.toHumanReadableClassName
		import com.android.hoststubgen.log
		import com.android.hoststubgen.normalizeTextLine
		import com.android.hoststubgen.whitespaceRegex
		@@ -31,13 +32,17 @@ import java.util.Objects
		* Print a class node as a "keep" policy.
		*/
		fun printAsTextPolicy(pw: PrintWriter, cn: ClassNode) {
		pw.printf("class %s\t%s\n", cn.name, "keep")
		pw.printf("class %s %s\n", cn.name.toHumanReadableClassName(), "keep")

		for (f in cn.fields ?: emptyList()) {
		pw.printf(" field %s\t%s\n", f.name, "keep")
		cn.fields?.let {
		for (f in it.sortedWith(compareBy({ it.name }))) {
		pw.printf(" field %s %s\n", f.name, "keep")
		}
		}
		cn.methods?.let {
		for (m in it.sortedWith(compareBy({ it.name }, { it.desc }))) {
		pw.printf(" method %s %s %s\n", m.name, m.desc, "keep")
		}
		for (m in cn.methods ?: emptyList()) {
		pw.printf(" method %s\t%s\t%s\n", m.name, m.desc, "keep")
		}
		}

		@@ -66,6 +71,7 @@ fun createFilterFromTextPolicyFile(
		var aidlPolicy: FilterPolicyWithReason? = null
		var featureFlagsPolicy: FilterPolicyWithReason? = null
		var syspropsPolicy: FilterPolicyWithReason? = null
		var rFilePolicy: FilterPolicyWithReason? = null

		try {
		BufferedReader(FileReader(filename)).use { reader ->
		@@ -162,6 +168,14 @@ fun createFilterFromTextPolicyFile(
		syspropsPolicy = policy.withReason(
		"$FILTER_REASON (special-class sysprops)")
		}
		SpecialClass.RFile -> {
		if (rFilePolicy != null) {
		throw ParseException(
		"Policy for R file already defined")
		}
		rFilePolicy = policy.withReason(
		"$FILTER_REASON (special-class R file)")
		}
		}
		}
		}
		@@ -225,13 +239,9 @@ fun createFilterFromTextPolicyFile(
		throw e.withSourceInfo(filename, lineNo)
		}

		var ret: OutputFilter = imf
		if (aidlPolicy != null \|\| featureFlagsPolicy != null \|\| syspropsPolicy != null) {
		log.d("AndroidHeuristicsFilter enabled")
		ret = AndroidHeuristicsFilter(
		classes, aidlPolicy, featureFlagsPolicy, syspropsPolicy, imf)
		}
		return ret
		// Wrap the in-memory-filter with AHF.
		return AndroidHeuristicsFilter(
		classes, aidlPolicy, featureFlagsPolicy, syspropsPolicy, rFilePolicy, imf)
		}
		}

		@@ -240,6 +250,7 @@ private enum class SpecialClass {
		Aidl,
		FeatureFlags,
		Sysprops,
		RFile,
		}

		private fun resolveSpecialClass(className: String): SpecialClass {
		@@ -250,6 +261,7 @@ private fun resolveSpecialClass(className: String): SpecialClass {
		":aidl" -> return SpecialClass.Aidl
		":feature_flags" -> return SpecialClass.FeatureFlags
		":sysprops" -> return SpecialClass.Sysprops
		":r" -> return SpecialClass.RFile
		}
		throw ParseException("Invalid special class name \"$className\"")
		}