Patent ID: 6952755
Filing Date: 2005-10-04
Classification: G06F,Y10S

Abstract:
1. A file control device connected to a network for handling access requests for a file resources, said network having a first access source requesting exclusion of a file resource and a second access source requesting no exclusion of said file resource, for handling access requests for said file resource, the file control device composing: an interface device receiving an access request from the first access source and an access request from the second access source through the network; a request reception device accepting the access request from the first access source, the access request from the second access source and an access request from a third access source in the file control device; a control device performing exclusive control over the file resource among the access requests from the first, second, and third access sources in response to the access request from the second access source; wherein said first access source corresponds to an application requesting exclusion in a use system, said second access source corresponds to an application requesting no exclusion in the same or a different use system, said third access source corresponds to an application requesting exclusion or an application requesting no exclusion in a shared system, and said file control device realizes a shared file in said network by processing the respective access requests from these access sources.