Design and Implementation of Distributed Document White-Board System
Ning Ai-bing · Journal of Shanghai Second Polytechnic University · 2006
Under the condition that multi-user access the same document at the same time via Internet or Intranet,it must resolve the following problems:the consistency of several document's duplicates is guaranteed,the conflict of multi-user is resolved,the latest version of document is provided to users timely,the flexible authorization management of users' access to document is realized,the total network discharge is reduced as much as possible,and etc.This paper provides document whiteboard system to resolve these problems.It adopts the relational database and web services to soundly and dynamic assign users' right to documents,to control the handout of documents and to monitor the circulation of documents.