Patent ID: 7797277
Filing Date: 2010-09-14
Classification: G06F

Abstract:
1. A document management system comprising: a document provider unit that acquires, in response to an access request, a document which is associated to a document ID specified by the access request, from a document storage holding a document which is associated to at least one document ID, generates a new document ID which is associated with the acquired document, and outputs the acquired document and the new document ID to a request origin; a history information registration unit that registers associative information on the request origin, the new document ID, and the document ID specified by the access request; and a document ID replacement unit that generates, corresponding to transferring of a document ID by a transfer source, a new document ID which is associated with a document corresponding to the document ID to be transferred and replaces the document ID to be transferred with the new document ID, so that the new document ID is transferred to a transfer destination; said history information registration unit registering associative information on the transfer source, the new document ID after replacement, the document ID before replacement, and the transfer destination.