Study on Government Information Resources Exchange Based on Directory Service

In view of the process of integration of e-government information resources across heterogeneous platforms chief departments of information sharing and information exchange, this paper proposed a method of e-government information resources integration based on the directory service. It presents a technical framework of the directory service system which includes resource layer and directory layer and service layer and application layer. It gives the role model of the process of realizing the directory service based on UDDI technology, and discussed the technology plan and exchange model of e-government information exchange system. It analyzes the features of the exchange patterns which are centralism exchange pattern and distribution exchange pattern and mixture pattern.