In fact he is deemed to have terminated his service without giving you notice. Just tell him to go away if you are not interested to find out from him what had actually happened. If you want to, you may give him a letter stating the fact of his absence and that he had broken the contract of service and there is no more work for him.
KL Siew has put up a sister site by the name of mylabourlaw.net, which is in effect a more user-friendly version of the present popular pesaraonline.net. The site is in the process of being fine-tuned but it is fully functional. You are invited to visit the website at http://www.mylabourlaw.net and give your views or suggestions. Queries can be posted and be responded from there as usual.