Methods and apparatus for locking and unlocking objects using synchronized threads are disclosed. According to one aspect of the present invention, a computer-implemented method for using a first thread to obtain a header value of an object includes replacing contents of a header of the object with a...http://www.google.fr/patents/US6167424?utm_source=gb-gplus-shareBrevet US6167424 - Method and apparatus for concurrent thread synchronization
Method and apparatus for concurrent thread synchronization