User operation history storage device using the object-oriented technology

摘要

A user operation log saving apparatus for investigating operations performed by a user by means of a mouse, keyboard, etc., types of data handled by the user and contents of processing conducted by the user and saving acquired information through the investigation such as information about what data the user accessed, whether the user compared the accessed data, from what perspective the user conducted the comparison, etc. The present invention provides a group of objects (VOs) for a user to access the WWW, database, etc. and conduct communications and for a service provider to readily compare and analyze acquired data. The VOs respectively hold as a log file an attribute thereof, results of user actions and an attribute value of a slot via which the VOs exchange data when they are linked with each other. The log files are sent to the server on the network, where they are classified according to users to be stored in a time-series manner. Using the saved log file, the present invention also provides an environment as a VO where the user's operation log can be analyzed and utilized.