Patent ID: 8504539

Claim:
An XML document management method for cancelling a specific past operation in an XML document management system, the method comprising: receiving a cancel request with respect to an operation to be cancelled by a server; executing a cancel operation by the server; sending a response to the cancel operation to a sender of the cancel request by the server, wherein the cancel operation is based on an XML resource to be cancelled, a previous value of the XML resource, and a next value of the XML resource, the XML resource to be cancelled is an XML resource, an object of the original operation, the previous value is a current value of the XML resource to be cancelled, and the next value is a value of the XML resource to be cancelled before the original operation, wherein the cancel operation is executed so as to make the XML resource to be cancelled into the next value, wherein the cancel request comprises the cancel operation, and wherein the cancel operation included in the cancel request is implemented in plurality in number, and the server executes each of the cancel operations; and determining, by the server, whether the cancel operation is against restriction conditions of the XML resource to be cancelled.