| 摘要 |
<P>PROBLEM TO BE SOLVED: To achieve file sharing considering regionality based on a hierarchical structure of a network. <P>SOLUTION: A computer system is provided with a plurality of information storage devices, a plurality of control apparatuses each of which controls an access to information resources stored in each information storage device and a network for connecting respective control devices. Each control device is provided with an interface connected to the network, a processor connected to the interface and a storage part connected to the processor. The storage part stores attribute information indicating whether an access to an information resource is to be permitted or not, and the processor receives a write request of an information resource from a client device connected to the network, determines whether each control device permits the requested write or not based on the stored attribute information and the information of a place in which the control device is installed, and writes the information resource in an information storage device controlled by the control device determined as the one permitting the write. <P>COPYRIGHT: (C)2009,JPO&INPIT |
