Use original dex file for retransformation.
The spec requires us to pass the dex file as it appeared before any
retransformation-capable agents had modified it to the
ClassFileLoadHooks when RetransformClasses is called. We do this by
saving the initial dex file bytes into the class as a byte[].
Bug: 32369916
Test: mma -j40 test-art-host
Change-Id: Ic6af3738cd2a831e91ba1144f502fa58b3c333e4
diff --git a/runtime/mirror/class_ext.h b/runtime/mirror/class_ext.h
index 9104631..ad8a61b 100644
--- a/runtime/mirror/class_ext.h
+++ b/runtime/mirror/class_ext.h
@@ -61,6 +61,12 @@
return GetFieldObject<PointerArray>(OFFSET_OF_OBJECT_MEMBER(ClassExt, obsolete_methods_));
}
+ ByteArray* GetOriginalDexFileBytes() REQUIRES_SHARED(Locks::mutator_lock_) {
+ return GetFieldObject<ByteArray>(OFFSET_OF_OBJECT_MEMBER(ClassExt, original_dex_file_bytes_));
+ }
+
+ void SetOriginalDexFileBytes(ObjPtr<ByteArray> bytes) REQUIRES_SHARED(Locks::mutator_lock_);
+
void SetObsoleteArrays(ObjPtr<PointerArray> methods, ObjPtr<ObjectArray<DexCache>> dex_caches)
REQUIRES_SHARED(Locks::mutator_lock_);
@@ -80,7 +86,7 @@
HeapReference<PointerArray> obsolete_methods_;
- HeapReference<DexCache> original_dex_cache_;
+ HeapReference<ByteArray> original_dex_file_bytes_;
// The saved verification error of this class.
HeapReference<Object> verify_error_;