| Class | Description | 
|---|---|
| XSSFBEventBasedExcelExtractor | Implementation of a text extractor or xlsb Excel
 files that uses SAX-like binary parsing. | 
| XSSFEventBasedExcelExtractor | Implementation of a text extractor from OOXML Excel
 files that uses SAX event based parsing. | 
| XSSFExcelExtractor | Helper class to extract text from an OOXML Excel file | 
| XSSFExportToXml | Maps an XLSX to an XML according to one of the mapping defined. | 
| XSSFImportFromXML | Imports data from an external XML to an XLSX according to one of the mappings
 defined.The output XML Schema must respect this limitations:
 
 the input XML must be valid according to the XML Schema used in the mapping
 denormalized table mapping is not supported (see OpenOffice part 4: chapter 3.5.1.7)
 all the namespaces used in the document must be declared in the root node
  | 
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