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PowerBuilder® 9: Internet and Distributed Application Development by John D. Olson, Bill Green

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DataWindow Export Engine

The DataWindow Export Engine is a new component of the DataWindow engine. It uses export templates as the infrastructure for exporting row data into XML format. Export templates are discussed in detail in the following section.

The Export Engine analyzes the export template to be used for the XML output. Because the export template is itself an XML document, it must be parsed first. To that end, the Export Engine uses the services of the XML Parser to analyze the template. The XML Parser used is the C++ implementation or Apache Xerces. The Xerces parser is accessed via an adapter interface (pbxerces90.dll).

An export template defines the mapping between DataWindow elements and their XML counterparts.

The following DataWindow ...

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