| 摘要 |
<P>PROBLEM TO BE SOLVED: To achieve exclusive control without applying any change to a directory server device and a client. <P>SOLUTION: This exclusive control device 10 is arranged at the front stage of the directory server device 20 for managing information about which entry in the directory server device 20 is locked by which client 30. When receiving an updating operation request for the entry contained in a locked relative entry group, it returns an error to a client 30 as a request source when the client 30 as the request source is not a lock owner and it transmits the updating operation request to the directory server device 20 for exclusive control when the client 30 as the request source is the lock owner. <P>COPYRIGHT: (C)2004,JPO |
