@Override
	public MethodVisitor visitMethod(int access, String name, String desc, String signature, String[] exceptions) {
		// Skip private methods
		if (!keptItems.contains(Item.PRIVATE_METHODS) && Modifier.isPrivate(access))
			return null;
		boolean isAbstract = Modifier.isAbstract(access);
		MethodVisitor mv = super.visitMethod(access, name, desc, signature, exceptions);
		return new MethodHollower(mv, isAbstract, Type.getReturnType(desc));
	}
@param cv
		Parent visitor.
@param keptItems
		Types of content to keep when hollowing out the class. Method bodies are always hollowed.
recaf-core/src/main/java/software/coley/recaf/util/visitors/ClassHollowingVisitor.java