Over the past three years or so, I've provided quite a few articles about how to use the HSSF Java classes in your RPG programs. The HSSF classes are part of an open-source project known as POI, which provides Java classes you can use to read and write Microsoft Office documents. Specifically, HSSF provides access to read and write the .XLS documents used by Microsoft Excel. On July 5, 2007, the POI project released version 3.0.1 of their software. This version, as well as the ...

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