9.3. High-Level System Architecture
The high-level logical architecture of the prototype—illustrated in Figure 9.1—is fairly orthodox. XML data and XPath expressions are passed into the repository at some pro cedural mechanism: for example, a SOAP call or HTTP POST request. Three basic calls are provided by the prototype: AddSchema(), AddDocument(), and ExecXPath().
Figure 9.1. Logical Architecture of XML Repository Prototype
The first two interfaces, AddSchema() and AddDocument(), add new schema specifications and document data to the repository, respectively. While the prototype relies upon the repository to manage both document data and the ...
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