1 files changed, 46 insertions, 0 deletions
diff --git a/create/src/com/android/tools/layoutlib/create/RemoveFinalModifierFieldClassAdapter.java b/create/src/com/android/tools/layoutlib/create/RemoveFinalModifierFieldClassAdapter.java
new file mode 100644
index 0000000000..2f2d6007c7
--- /dev/null
+++ b/create/src/com/android/tools/layoutlib/create/RemoveFinalModifierFieldClassAdapter.java
@@ -0,0 +1,46 @@
+/*
+ * Copyright (C) 2023 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.tools.layoutlib.create;
+
+import org.objectweb.asm.ClassVisitor;
+import org.objectweb.asm.FieldVisitor;
+
+import java.util.Set;
+
+import static org.objectweb.asm.Opcodes.ACC_FINAL;
+
+/**
+ * Removes the final modifier from the given fields.
+ */
+public class RemoveFinalModifierFieldClassAdapter extends ClassVisitor {
+
+    private final Set<String> mFieldNames;
+
+    public RemoveFinalModifierFieldClassAdapter(ClassVisitor cv, Set<String> fieldNames) {
+        super(Main.ASM_VERSION, cv);
+        mFieldNames = fieldNames;
+    }
+
+    @Override
+    public FieldVisitor visitField(int access, String name, String desc, String signature,
+            Object value) {
+        if (mFieldNames.contains(name)) {
+            access = access & ~ACC_FINAL;
+        }
+        return super.visitField(access, name, desc, signature, value);
+    }
+}