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-rw-r--r--ravenwood/tools/hoststubgen/lib/com/android/hoststubgen/HostStubGenClassProcessor.kt76
-rw-r--r--ravenwood/tools/hoststubgen/lib/com/android/hoststubgen/filters/DelegatingFilter.kt27
-rw-r--r--ravenwood/tools/hoststubgen/lib/com/android/hoststubgen/filters/InMemoryOutputFilter.kt85
-rw-r--r--ravenwood/tools/hoststubgen/lib/com/android/hoststubgen/filters/OutputFilter.kt10
-rw-r--r--ravenwood/tools/hoststubgen/lib/com/android/hoststubgen/filters/TextFileFilterPolicyParser.kt67
-rw-r--r--ravenwood/tools/hoststubgen/lib/com/android/hoststubgen/filters/TextFilePolicyMethodReplaceFilter.kt60
-rw-r--r--ravenwood/tools/hoststubgen/lib/com/android/hoststubgen/filters/TextFilePolicyRemapperFilter.kt44
-rw-r--r--ravenwood/tools/hoststubgen/lib/com/android/hoststubgen/visitors/BaseAdapter.kt52
-rw-r--r--ravenwood/tools/hoststubgen/lib/com/android/hoststubgen/visitors/ImplGeneratingAdapter.kt2
-rw-r--r--ravenwood/tools/ravenhelper/src/com/android/platform/test/ravenwood/ravenhelper/policytoannot/PtaProcessor.kt4
10 files changed, 173 insertions, 254 deletions
diff --git a/ravenwood/tools/hoststubgen/lib/com/android/hoststubgen/HostStubGenClassProcessor.kt b/ravenwood/tools/hoststubgen/lib/com/android/hoststubgen/HostStubGenClassProcessor.kt
index 530429865040..98f96a89d889 100644
--- a/ravenwood/tools/hoststubgen/lib/com/android/hoststubgen/HostStubGenClassProcessor.kt
+++ b/ravenwood/tools/hoststubgen/lib/com/android/hoststubgen/HostStubGenClassProcessor.kt
@@ -30,12 +30,15 @@ import com.android.hoststubgen.filters.TextFileFilterPolicyBuilder
import com.android.hoststubgen.hosthelper.HostStubGenProcessedAsKeep
import com.android.hoststubgen.utils.ClassPredicate
import com.android.hoststubgen.visitors.BaseAdapter
+import com.android.hoststubgen.visitors.ImplGeneratingAdapter
import com.android.hoststubgen.visitors.PackageRedirectRemapper
+import java.io.PrintWriter
import org.objectweb.asm.ClassReader
import org.objectweb.asm.ClassVisitor
import org.objectweb.asm.ClassWriter
import org.objectweb.asm.commons.ClassRemapper
import org.objectweb.asm.util.CheckClassAdapter
+import org.objectweb.asm.util.TraceClassVisitor
/**
* This class implements bytecode transformation of HostStubGen.
@@ -133,21 +136,10 @@ class HostStubGenClassProcessor(
return filter
}
- fun processClassBytecode(bytecode: ByteArray): ByteArray {
- val cr = ClassReader(bytecode)
-
- // If the class was already processed previously, skip
- val clz = allClasses.getClass(cr.className)
- if (clz.findAnyAnnotation(processedAnnotation) != null) {
- return bytecode
- }
-
- // COMPUTE_FRAMES wouldn't be happy if code uses
- val flags = ClassWriter.COMPUTE_MAXS // or ClassWriter.COMPUTE_FRAMES
- val cw = ClassWriter(flags)
+ private fun buildVisitor(base: ClassVisitor, className: String): ClassVisitor {
+ // Connect to the base visitor
+ var outVisitor: ClassVisitor = base
- // Connect to the class writer
- var outVisitor: ClassVisitor = cw
if (options.enableClassChecker.get) {
outVisitor = CheckClassAdapter(outVisitor)
}
@@ -158,15 +150,59 @@ class HostStubGenClassProcessor(
val visitorOptions = BaseAdapter.Options(
errors = errors,
stats = stats,
- enablePreTrace = options.enablePreTrace.get,
- enablePostTrace = options.enablePostTrace.get,
deleteClassFinals = options.deleteFinals.get,
deleteMethodFinals = options.deleteFinals.get,
)
- outVisitor = BaseAdapter.getVisitor(
- cr.className, allClasses, outVisitor, filter,
- packageRedirector, visitorOptions
- )
+
+ val verbosePrinter = PrintWriter(log.getWriter(LogLevel.Verbose))
+
+ // Inject TraceClassVisitor for debugging.
+ if (options.enablePostTrace.get) {
+ outVisitor = TraceClassVisitor(outVisitor, verbosePrinter)
+ }
+
+ // Handle --package-redirect
+ if (!packageRedirector.isEmpty) {
+ // Don't apply the remapper on redirect-from classes.
+ // Otherwise, if the target jar actually contains the "from" classes (which
+ // may or may not be the case) they'd be renamed.
+ // But we update all references in other places, so, a method call to a "from" class
+ // would be replaced with the "to" class. All type references (e.g. variable types)
+ // will be updated too.
+ if (!packageRedirector.isTarget(className)) {
+ outVisitor = ClassRemapper(outVisitor, packageRedirector)
+ } else {
+ log.v(
+ "Class $className is a redirect-from class, not applying" +
+ " --package-redirect"
+ )
+ }
+ }
+
+ outVisitor = ImplGeneratingAdapter(allClasses, outVisitor, filter, visitorOptions)
+
+ // Inject TraceClassVisitor for debugging.
+ if (options.enablePreTrace.get) {
+ outVisitor = TraceClassVisitor(outVisitor, verbosePrinter)
+ }
+
+ return outVisitor
+ }
+
+ fun processClassBytecode(bytecode: ByteArray): ByteArray {
+ val cr = ClassReader(bytecode)
+
+ // If the class was already processed previously, skip
+ val clz = allClasses.getClass(cr.className)
+ if (clz.findAnyAnnotation(processedAnnotation) != null) {
+ return bytecode
+ }
+
+ // COMPUTE_FRAMES wouldn't be happy if code uses
+ val flags = ClassWriter.COMPUTE_MAXS // or ClassWriter.COMPUTE_FRAMES
+ val cw = ClassWriter(flags)
+
+ val outVisitor = buildVisitor(cw, cr.className)
cr.accept(outVisitor, ClassReader.EXPAND_FRAMES)
return cw.toByteArray()
diff --git a/ravenwood/tools/hoststubgen/lib/com/android/hoststubgen/filters/DelegatingFilter.kt b/ravenwood/tools/hoststubgen/lib/com/android/hoststubgen/filters/DelegatingFilter.kt
index b8b0d8a31268..7f36aca33eee 100644
--- a/ravenwood/tools/hoststubgen/lib/com/android/hoststubgen/filters/DelegatingFilter.kt
+++ b/ravenwood/tools/hoststubgen/lib/com/android/hoststubgen/filters/DelegatingFilter.kt
@@ -19,9 +19,9 @@ package com.android.hoststubgen.filters
* Base class for an [OutputFilter] that uses another filter as a fallback.
*/
abstract class DelegatingFilter(
- // fallback shouldn't be used by subclasses directly, so make it private.
- // They should instead be calling into `super` or `outermostFilter`.
- private val fallback: OutputFilter
+ // fallback shouldn't be used by subclasses directly, so make it private.
+ // They should instead be calling into `super` or `outermostFilter`.
+ private val fallback: OutputFilter
) : OutputFilter() {
init {
fallback.outermostFilter = this
@@ -50,24 +50,24 @@ abstract class DelegatingFilter(
}
override fun getPolicyForField(
- className: String,
- fieldName: String
+ className: String,
+ fieldName: String
): FilterPolicyWithReason {
return fallback.getPolicyForField(className, fieldName)
}
override fun getPolicyForMethod(
- className: String,
- methodName: String,
- descriptor: String
+ className: String,
+ methodName: String,
+ descriptor: String
): FilterPolicyWithReason {
return fallback.getPolicyForMethod(className, methodName, descriptor)
}
override fun getRenameTo(
- className: String,
- methodName: String,
- descriptor: String
+ className: String,
+ methodName: String,
+ descriptor: String
): String? {
return fallback.getRenameTo(className, methodName, descriptor)
}
@@ -97,13 +97,12 @@ abstract class DelegatingFilter(
}
override fun getMethodCallReplaceTo(
- callerClassName: String,
- callerMethodName: String,
className: String,
methodName: String,
descriptor: String,
): MethodReplaceTarget? {
return fallback.getMethodCallReplaceTo(
- callerClassName, callerMethodName, className, methodName, descriptor)
+ className, methodName, descriptor
+ )
}
}
diff --git a/ravenwood/tools/hoststubgen/lib/com/android/hoststubgen/filters/InMemoryOutputFilter.kt b/ravenwood/tools/hoststubgen/lib/com/android/hoststubgen/filters/InMemoryOutputFilter.kt
index fc885d6f463b..59da3da99ea5 100644
--- a/ravenwood/tools/hoststubgen/lib/com/android/hoststubgen/filters/InMemoryOutputFilter.kt
+++ b/ravenwood/tools/hoststubgen/lib/com/android/hoststubgen/filters/InMemoryOutputFilter.kt
@@ -28,10 +28,12 @@ class InMemoryOutputFilter(
private val classes: ClassNodes,
fallback: OutputFilter,
) : DelegatingFilter(fallback) {
- private val mPolicies: MutableMap<String, FilterPolicyWithReason> = mutableMapOf()
- private val mRenames: MutableMap<String, String> = mutableMapOf()
- private val mRedirectionClasses: MutableMap<String, String> = mutableMapOf()
- private val mClassLoadHooks: MutableMap<String, String> = mutableMapOf()
+ private val mPolicies = mutableMapOf<String, FilterPolicyWithReason>()
+ private val mRenames = mutableMapOf<String, String>()
+ private val mRedirectionClasses = mutableMapOf<String, String>()
+ private val mClassLoadHooks = mutableMapOf<String, String>()
+ private val mMethodCallReplaceSpecs = mutableListOf<MethodCallReplaceSpec>()
+ private val mTypeRenameSpecs = mutableListOf<TypeRenameSpec>()
private fun getClassKey(className: String): String {
return className.toHumanReadableClassName()
@@ -45,10 +47,6 @@ class InMemoryOutputFilter(
return getClassKey(className) + "." + methodName + ";" + signature
}
- override fun getPolicyForClass(className: String): FilterPolicyWithReason {
- return mPolicies[getClassKey(className)] ?: super.getPolicyForClass(className)
- }
-
private fun checkClass(className: String) {
if (classes.findClass(className) == null) {
log.w("Unknown class $className")
@@ -74,6 +72,10 @@ class InMemoryOutputFilter(
}
}
+ override fun getPolicyForClass(className: String): FilterPolicyWithReason {
+ return mPolicies[getClassKey(className)] ?: super.getPolicyForClass(className)
+ }
+
fun setPolicyForClass(className: String, policy: FilterPolicyWithReason) {
checkClass(className)
mPolicies[getClassKey(className)] = policy
@@ -81,7 +83,7 @@ class InMemoryOutputFilter(
override fun getPolicyForField(className: String, fieldName: String): FilterPolicyWithReason {
return mPolicies[getFieldKey(className, fieldName)]
- ?: super.getPolicyForField(className, fieldName)
+ ?: super.getPolicyForField(className, fieldName)
}
fun setPolicyForField(className: String, fieldName: String, policy: FilterPolicyWithReason) {
@@ -90,21 +92,21 @@ class InMemoryOutputFilter(
}
override fun getPolicyForMethod(
- className: String,
- methodName: String,
- descriptor: String,
- ): FilterPolicyWithReason {
+ className: String,
+ methodName: String,
+ descriptor: String,
+ ): FilterPolicyWithReason {
return mPolicies[getMethodKey(className, methodName, descriptor)]
?: mPolicies[getMethodKey(className, methodName, "*")]
?: super.getPolicyForMethod(className, methodName, descriptor)
}
fun setPolicyForMethod(
- className: String,
- methodName: String,
- descriptor: String,
- policy: FilterPolicyWithReason,
- ) {
+ className: String,
+ methodName: String,
+ descriptor: String,
+ policy: FilterPolicyWithReason,
+ ) {
checkMethod(className, methodName, descriptor)
mPolicies[getMethodKey(className, methodName, descriptor)] = policy
}
@@ -123,7 +125,7 @@ class InMemoryOutputFilter(
override fun getRedirectionClass(className: String): String? {
return mRedirectionClasses[getClassKey(className)]
- ?: super.getRedirectionClass(className)
+ ?: super.getRedirectionClass(className)
}
fun setRedirectionClass(from: String, to: String) {
@@ -135,11 +137,52 @@ class InMemoryOutputFilter(
}
override fun getClassLoadHooks(className: String): List<String> {
- return addNonNullElement(super.getClassLoadHooks(className),
- mClassLoadHooks[getClassKey(className)])
+ return addNonNullElement(
+ super.getClassLoadHooks(className),
+ mClassLoadHooks[getClassKey(className)]
+ )
}
fun setClassLoadHook(className: String, methodName: String) {
mClassLoadHooks[getClassKey(className)] = methodName.toHumanReadableMethodName()
}
+
+ override fun hasAnyMethodCallReplace(): Boolean {
+ return mMethodCallReplaceSpecs.isNotEmpty() || super.hasAnyMethodCallReplace()
+ }
+
+ override fun getMethodCallReplaceTo(
+ className: String,
+ methodName: String,
+ descriptor: String,
+ ): MethodReplaceTarget? {
+ // Maybe use 'Tri' if we end up having too many replacements.
+ mMethodCallReplaceSpecs.forEach {
+ if (className == it.fromClass &&
+ methodName == it.fromMethod
+ ) {
+ if (it.fromDescriptor == "*" || descriptor == it.fromDescriptor) {
+ return MethodReplaceTarget(it.toClass, it.toMethod)
+ }
+ }
+ }
+ return super.getMethodCallReplaceTo(className, methodName, descriptor)
+ }
+
+ fun setMethodCallReplaceSpec(spec: MethodCallReplaceSpec) {
+ mMethodCallReplaceSpecs.add(spec)
+ }
+
+ override fun remapType(className: String): String? {
+ mTypeRenameSpecs.forEach {
+ if (it.typeInternalNamePattern.matcher(className).matches()) {
+ return it.typeInternalNamePrefix + className
+ }
+ }
+ return super.remapType(className)
+ }
+
+ fun setRemapTypeSpec(spec: TypeRenameSpec) {
+ mTypeRenameSpecs.add(spec)
+ }
}
diff --git a/ravenwood/tools/hoststubgen/lib/com/android/hoststubgen/filters/OutputFilter.kt b/ravenwood/tools/hoststubgen/lib/com/android/hoststubgen/filters/OutputFilter.kt
index f99ce906240a..c47bb302920f 100644
--- a/ravenwood/tools/hoststubgen/lib/com/android/hoststubgen/filters/OutputFilter.kt
+++ b/ravenwood/tools/hoststubgen/lib/com/android/hoststubgen/filters/OutputFilter.kt
@@ -41,10 +41,10 @@ abstract class OutputFilter {
abstract fun getPolicyForField(className: String, fieldName: String): FilterPolicyWithReason
abstract fun getPolicyForMethod(
- className: String,
- methodName: String,
- descriptor: String,
- ): FilterPolicyWithReason
+ className: String,
+ methodName: String,
+ descriptor: String,
+ ): FilterPolicyWithReason
/**
* If a given method is a substitute-from method, return the substitute-to method name.
@@ -108,8 +108,6 @@ abstract class OutputFilter {
* If a method call should be forwarded to another method, return the target's class / method.
*/
open fun getMethodCallReplaceTo(
- callerClassName: String,
- callerMethodName: String,
className: String,
methodName: String,
descriptor: String,
diff --git a/ravenwood/tools/hoststubgen/lib/com/android/hoststubgen/filters/TextFileFilterPolicyParser.kt b/ravenwood/tools/hoststubgen/lib/com/android/hoststubgen/filters/TextFileFilterPolicyParser.kt
index 2c75e68306cd..97fc35302528 100644
--- a/ravenwood/tools/hoststubgen/lib/com/android/hoststubgen/filters/TextFileFilterPolicyParser.kt
+++ b/ravenwood/tools/hoststubgen/lib/com/android/hoststubgen/filters/TextFileFilterPolicyParser.kt
@@ -58,6 +58,23 @@ enum class SpecialClass {
RFile,
}
+data class MethodCallReplaceSpec(
+ val fromClass: String,
+ val fromMethod: String,
+ val fromDescriptor: String,
+ val toClass: String,
+ val toMethod: String,
+)
+
+/**
+ * When a package name matches [typeInternalNamePattern], we prepend [typeInternalNamePrefix]
+ * to it.
+ */
+data class TypeRenameSpec(
+ val typeInternalNamePattern: Pattern,
+ val typeInternalNamePrefix: String,
+)
+
/**
* This receives [TextFileFilterPolicyBuilder] parsing result.
*/
@@ -99,7 +116,7 @@ interface PolicyFileProcessor {
className: String,
methodName: String,
methodDesc: String,
- replaceSpec: TextFilePolicyMethodReplaceFilter.MethodCallReplaceSpec,
+ replaceSpec: MethodCallReplaceSpec,
)
}
@@ -116,9 +133,6 @@ class TextFileFilterPolicyBuilder(
private var featureFlagsPolicy: FilterPolicyWithReason? = null
private var syspropsPolicy: FilterPolicyWithReason? = null
private var rFilePolicy: FilterPolicyWithReason? = null
- private val typeRenameSpec = mutableListOf<TextFilePolicyRemapperFilter.TypeRenameSpec>()
- private val methodReplaceSpec =
- mutableListOf<TextFilePolicyMethodReplaceFilter.MethodCallReplaceSpec>()
/**
* Fields for a filter chain used for "partial allowlisting", which are used by
@@ -126,17 +140,14 @@ class TextFileFilterPolicyBuilder(
*/
private val annotationAllowedInMemoryFilter: InMemoryOutputFilter
val annotationAllowedMembersFilter: OutputFilter
+ get() = annotationAllowedInMemoryFilter
private val annotationAllowedPolicy = FilterPolicy.AnnotationAllowed.withReason(FILTER_REASON)
init {
// Create a filter that checks "partial allowlisting".
- var aaf: OutputFilter = ConstantFilter(FilterPolicy.Remove, "default disallowed")
-
- aaf = InMemoryOutputFilter(classes, aaf)
- annotationAllowedInMemoryFilter = aaf
-
- annotationAllowedMembersFilter = annotationAllowedInMemoryFilter
+ val filter = ConstantFilter(FilterPolicy.Remove, "default disallowed")
+ annotationAllowedInMemoryFilter = InMemoryOutputFilter(classes, filter)
}
/**
@@ -153,20 +164,10 @@ class TextFileFilterPolicyBuilder(
* Generate the resulting [OutputFilter].
*/
fun createOutputFilter(): OutputFilter {
- var ret: OutputFilter = imf
- if (typeRenameSpec.isNotEmpty()) {
- ret = TextFilePolicyRemapperFilter(typeRenameSpec, ret)
- }
- if (methodReplaceSpec.isNotEmpty()) {
- ret = TextFilePolicyMethodReplaceFilter(methodReplaceSpec, classes, ret)
- }
-
// Wrap the in-memory-filter with AHF.
- ret = AndroidHeuristicsFilter(
- classes, aidlPolicy, featureFlagsPolicy, syspropsPolicy, rFilePolicy, ret
+ return AndroidHeuristicsFilter(
+ classes, aidlPolicy, featureFlagsPolicy, syspropsPolicy, rFilePolicy, imf
)
-
- return ret
}
private inner class Processor : PolicyFileProcessor {
@@ -180,9 +181,7 @@ class TextFileFilterPolicyBuilder(
}
override fun onRename(pattern: Pattern, prefix: String) {
- typeRenameSpec += TextFilePolicyRemapperFilter.TypeRenameSpec(
- pattern, prefix
- )
+ imf.setRemapTypeSpec(TypeRenameSpec(pattern, prefix))
}
override fun onClassStart(className: String) {
@@ -284,12 +283,12 @@ class TextFileFilterPolicyBuilder(
className: String,
methodName: String,
methodDesc: String,
- replaceSpec: TextFilePolicyMethodReplaceFilter.MethodCallReplaceSpec,
+ replaceSpec: MethodCallReplaceSpec,
) {
// Keep the source method, because the target method may call it.
imf.setPolicyForMethod(className, methodName, methodDesc,
FilterPolicy.Keep.withReason(FILTER_REASON))
- methodReplaceSpec.add(replaceSpec)
+ imf.setMethodCallReplaceSpec(replaceSpec)
}
}
}
@@ -630,13 +629,13 @@ class TextFileFilterPolicyParser {
if (classAndMethod != null) {
// If the substitution target contains a ".", then
// it's a method call redirect.
- val spec = TextFilePolicyMethodReplaceFilter.MethodCallReplaceSpec(
- currentClassName!!.toJvmClassName(),
- methodName,
- signature,
- classAndMethod.first.toJvmClassName(),
- classAndMethod.second,
- )
+ val spec = MethodCallReplaceSpec(
+ className.toJvmClassName(),
+ methodName,
+ signature,
+ classAndMethod.first.toJvmClassName(),
+ classAndMethod.second,
+ )
processor.onMethodOutClassReplace(
className,
methodName,
diff --git a/ravenwood/tools/hoststubgen/lib/com/android/hoststubgen/filters/TextFilePolicyMethodReplaceFilter.kt b/ravenwood/tools/hoststubgen/lib/com/android/hoststubgen/filters/TextFilePolicyMethodReplaceFilter.kt
deleted file mode 100644
index a3f934cacc2c..000000000000
--- a/ravenwood/tools/hoststubgen/lib/com/android/hoststubgen/filters/TextFilePolicyMethodReplaceFilter.kt
+++ /dev/null
@@ -1,60 +0,0 @@
-/*
- * Copyright (C) 2024 The Android Open Source Project
- *
- * 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.android.hoststubgen.filters
-
-import com.android.hoststubgen.asm.ClassNodes
-
-/**
- * Filter used by TextFileFilterPolicyParser for "method call relacement".
- */
-class TextFilePolicyMethodReplaceFilter(
- val spec: List<MethodCallReplaceSpec>,
- val classes: ClassNodes,
- val fallback: OutputFilter,
-) : DelegatingFilter(fallback) {
-
- data class MethodCallReplaceSpec(
- val fromClass: String,
- val fromMethod: String,
- val fromDescriptor: String,
- val toClass: String,
- val toMethod: String,
- )
-
- override fun hasAnyMethodCallReplace(): Boolean {
- return true
- }
-
- override fun getMethodCallReplaceTo(
- callerClassName: String,
- callerMethodName: String,
- className: String,
- methodName: String,
- descriptor: String,
- ): MethodReplaceTarget? {
- // Maybe use 'Tri' if we end up having too many replacements.
- spec.forEach {
- if (className == it.fromClass &&
- methodName == it.fromMethod
- ) {
- if (it.fromDescriptor == "*" || descriptor == it.fromDescriptor) {
- return MethodReplaceTarget(it.toClass, it.toMethod)
- }
- }
- }
- return null
- }
-}
diff --git a/ravenwood/tools/hoststubgen/lib/com/android/hoststubgen/filters/TextFilePolicyRemapperFilter.kt b/ravenwood/tools/hoststubgen/lib/com/android/hoststubgen/filters/TextFilePolicyRemapperFilter.kt
deleted file mode 100644
index bc90d1248322..000000000000
--- a/ravenwood/tools/hoststubgen/lib/com/android/hoststubgen/filters/TextFilePolicyRemapperFilter.kt
+++ /dev/null
@@ -1,44 +0,0 @@
-/*
- * Copyright (C) 2024 The Android Open Source Project
- *
- * 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.android.hoststubgen.filters
-
-import java.util.regex.Pattern
-
-/**
- * A filter that provides a simple "jarjar" functionality via [mapType]
- */
-class TextFilePolicyRemapperFilter(
- val typeRenameSpecs: List<TypeRenameSpec>,
- fallback: OutputFilter,
-) : DelegatingFilter(fallback) {
- /**
- * When a package name matches [typeInternalNamePattern], we prepend [typeInternalNamePrefix]
- * to it.
- */
- data class TypeRenameSpec(
- val typeInternalNamePattern: Pattern,
- val typeInternalNamePrefix: String,
- )
-
- override fun remapType(className: String): String? {
- typeRenameSpecs.forEach {
- if (it.typeInternalNamePattern.matcher(className).matches()) {
- return it.typeInternalNamePrefix + className
- }
- }
- return null
- }
-}
diff --git a/ravenwood/tools/hoststubgen/lib/com/android/hoststubgen/visitors/BaseAdapter.kt b/ravenwood/tools/hoststubgen/lib/com/android/hoststubgen/visitors/BaseAdapter.kt
index a08d1d605949..769b769d7a20 100644
--- a/ravenwood/tools/hoststubgen/lib/com/android/hoststubgen/visitors/BaseAdapter.kt
+++ b/ravenwood/tools/hoststubgen/lib/com/android/hoststubgen/visitors/BaseAdapter.kt
@@ -17,7 +17,6 @@ package com.android.hoststubgen.visitors
import com.android.hoststubgen.HostStubGenErrors
import com.android.hoststubgen.HostStubGenStats
-import com.android.hoststubgen.LogLevel
import com.android.hoststubgen.asm.ClassNodes
import com.android.hoststubgen.asm.UnifiedVisitor
import com.android.hoststubgen.asm.getPackageNameFromFullClassName
@@ -26,13 +25,10 @@ import com.android.hoststubgen.filters.FilterPolicyWithReason
import com.android.hoststubgen.filters.OutputFilter
import com.android.hoststubgen.hosthelper.HostStubGenProcessedAsKeep
import com.android.hoststubgen.log
-import java.io.PrintWriter
import org.objectweb.asm.ClassVisitor
import org.objectweb.asm.FieldVisitor
import org.objectweb.asm.MethodVisitor
import org.objectweb.asm.Opcodes
-import org.objectweb.asm.commons.ClassRemapper
-import org.objectweb.asm.util.TraceClassVisitor
const val OPCODE_VERSION = Opcodes.ASM9
@@ -49,8 +45,6 @@ abstract class BaseAdapter(
data class Options(
val errors: HostStubGenErrors,
val stats: HostStubGenStats?,
- val enablePreTrace: Boolean,
- val enablePostTrace: Boolean,
val deleteClassFinals: Boolean,
val deleteMethodFinals: Boolean,
// We don't remove finals from fields, because final fields have a stronger memory
@@ -253,50 +247,4 @@ abstract class BaseAdapter(
substituted: Boolean,
superVisitor: MethodVisitor?,
): MethodVisitor?
-
- companion object {
- fun getVisitor(
- classInternalName: String,
- classes: ClassNodes,
- nextVisitor: ClassVisitor,
- filter: OutputFilter,
- packageRedirector: PackageRedirectRemapper,
- options: Options,
- ): ClassVisitor {
- var next = nextVisitor
-
- val verbosePrinter = PrintWriter(log.getWriter(LogLevel.Verbose))
-
- // Inject TraceClassVisitor for debugging.
- if (options.enablePostTrace) {
- next = TraceClassVisitor(next, verbosePrinter)
- }
-
- // Handle --package-redirect
- if (!packageRedirector.isEmpty) {
- // Don't apply the remapper on redirect-from classes.
- // Otherwise, if the target jar actually contains the "from" classes (which
- // may or may not be the case) they'd be renamed.
- // But we update all references in other places, so, a method call to a "from" class
- // would be replaced with the "to" class. All type references (e.g. variable types)
- // will be updated too.
- if (!packageRedirector.isTarget(classInternalName)) {
- next = ClassRemapper(next, packageRedirector)
- } else {
- log.v(
- "Class $classInternalName is a redirect-from class, not applying" +
- " --package-redirect"
- )
- }
- }
-
- next = ImplGeneratingAdapter(classes, next, filter, options)
-
- // Inject TraceClassVisitor for debugging.
- if (options.enablePreTrace) {
- next = TraceClassVisitor(next, verbosePrinter)
- }
- return next
- }
- }
}
diff --git a/ravenwood/tools/hoststubgen/lib/com/android/hoststubgen/visitors/ImplGeneratingAdapter.kt b/ravenwood/tools/hoststubgen/lib/com/android/hoststubgen/visitors/ImplGeneratingAdapter.kt
index b8a357668c2b..617385ad438e 100644
--- a/ravenwood/tools/hoststubgen/lib/com/android/hoststubgen/visitors/ImplGeneratingAdapter.kt
+++ b/ravenwood/tools/hoststubgen/lib/com/android/hoststubgen/visitors/ImplGeneratingAdapter.kt
@@ -396,7 +396,7 @@ class ImplGeneratingAdapter(
}
val to = filter.getMethodCallReplaceTo(
- currentClassName, callerMethodName, owner, name, descriptor
+ owner, name, descriptor
)
if (to == null
diff --git a/ravenwood/tools/ravenhelper/src/com/android/platform/test/ravenwood/ravenhelper/policytoannot/PtaProcessor.kt b/ravenwood/tools/ravenhelper/src/com/android/platform/test/ravenwood/ravenhelper/policytoannot/PtaProcessor.kt
index fd6f732a06ce..5ce9a23e6e05 100644
--- a/ravenwood/tools/ravenhelper/src/com/android/platform/test/ravenwood/ravenhelper/policytoannot/PtaProcessor.kt
+++ b/ravenwood/tools/ravenhelper/src/com/android/platform/test/ravenwood/ravenhelper/policytoannot/PtaProcessor.kt
@@ -19,10 +19,10 @@ import com.android.hoststubgen.LogLevel
import com.android.hoststubgen.asm.CLASS_INITIALIZER_NAME
import com.android.hoststubgen.asm.toJvmClassName
import com.android.hoststubgen.filters.FilterPolicyWithReason
+import com.android.hoststubgen.filters.MethodCallReplaceSpec
import com.android.hoststubgen.filters.PolicyFileProcessor
import com.android.hoststubgen.filters.SpecialClass
import com.android.hoststubgen.filters.TextFileFilterPolicyParser
-import com.android.hoststubgen.filters.TextFilePolicyMethodReplaceFilter
import com.android.hoststubgen.log
import com.android.hoststubgen.utils.ClassPredicate
import com.android.platform.test.ravenwood.ravenhelper.SubcommandHandler
@@ -448,7 +448,7 @@ private class TextPolicyToAnnotationConverter(
className: String,
methodName: String,
methodDesc: String,
- replaceSpec: TextFilePolicyMethodReplaceFilter.MethodCallReplaceSpec,
+ replaceSpec: MethodCallReplaceSpec,
) {
// This can't be converted to an annotation.
classHasMember = true