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Only desugar ZipEntry's methods

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LoveSy 2024-12-02 23:16:00 +08:00 committed by John Wu
parent a34c04f999
commit 06616659b8
1 changed files with 39 additions and 32 deletions
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29
buildSrc/src/main/java/DesugarClassVisitorFactory.kt
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@ -9,19 +9,21 @@ import org.objectweb.asm.Opcodes.ASM9
private const val DESUGAR_CLASS_NAME = "com.topjohnwu.magisk.core.utils.Desugar"
private const val ZIP_ENTRY_GET_TIME_DESC = "()Ljava/nio/file/attribute/FileTime;"
private const val DESUGAR_GET_TIME_DESC = "(Ljava/util/zip/ZipEntry;)Ljava/nio/file/attribute/FileTime;"
private const val DESUGAR_GET_TIME_DESC =
"(Ljava/util/zip/ZipEntry;)Ljava/nio/file/attribute/FileTime;"
abstract class DesugarClassVisitorFactory : AsmClassVisitorFactory<InstrumentationParameters.None> {
override fun createClassVisitor(
classContext: ClassContext,
nextClassVisitor: ClassVisitor
): ClassVisitor {
return DesugarClassVisitor(nextClassVisitor)
return DesugarClassVisitor(classContext, nextClassVisitor)
}
override fun isInstrumentable(classData: ClassData) = classData.className != DESUGAR_CLASS_NAME
class DesugarClassVisitor(cv: ClassVisitor) : ClassVisitor(ASM9, cv) {
class DesugarClassVisitor(private val classContext: ClassContext, cv: ClassVisitor) :
ClassVisitor(ASM9, cv) {
override fun visitMethod(
access: Int,
name: String?,
@ -29,11 +31,13 @@ abstract class DesugarClassVisitorFactory : AsmClassVisitorFactory<Instrumentati
signature: String?,
exceptions: Array<out String>?
): MethodVisitor {
return DesugarMethodVisitor(super.visitMethod(access, name, descriptor, signature, exceptions))
}
return DesugarMethodVisitor(
super.visitMethod(access, name, descriptor, signature, exceptions)
)
}
class DesugarMethodVisitor(mv: MethodVisitor?) : MethodVisitor(ASM9, mv) {
inner class DesugarMethodVisitor(mv: MethodVisitor?) :
MethodVisitor(ASM9, mv) {
override fun visitMethodInsn(
opcode: Int,
owner: String,
@ -41,7 +45,9 @@ abstract class DesugarClassVisitorFactory : AsmClassVisitorFactory<Instrumentati
descriptor: String,
isInterface: Boolean
) {
if (!process(name, descriptor)) {
if (!classContext.loadClassData(owner.replace("/", "."))?.superClasses.orEmpty()
.contains("java.util.zip.ZipEntry") || !process(name, descriptor)
) {
super.visitMethodInsn(opcode, owner, name, descriptor, isInterface)
}
}
@ -49,7 +55,7 @@ abstract class DesugarClassVisitorFactory : AsmClassVisitorFactory<Instrumentati
private fun process(name: String, descriptor: String): Boolean {
if (descriptor != ZIP_ENTRY_GET_TIME_DESC)
return false
when (name) {
return when (name) {
"getLastModifiedTime", "getLastAccessTime", "getCreationTime" -> {
mv.visitMethodInsn(
Opcodes.INVOKESTATIC,
@ -58,10 +64,11 @@ abstract class DesugarClassVisitorFactory : AsmClassVisitorFactory<Instrumentati
DESUGAR_GET_TIME_DESC,
false
)
true
}
else -> false
}
}
else -> return false
}
return true
}
}
}