org.apache.poi.xssf.usermodel
Classes 
XSSFAnchor
XSSFAutoFilter
XSSFCell
XSSFCellStyle
XSSFChart
XSSFChartSheet
XSSFChildAnchor
XSSFClientAnchor
XSSFColor
XSSFComment
XSSFConnector
XSSFCreationHelper
XSSFDataFormat
XSSFDataValidation
XSSFDataValidationConstraint
XSSFDataValidationHelper
XSSFDialogsheet
XSSFDrawing
XSSFEvaluationWorkbook
XSSFEvenFooter
XSSFEvenHeader
XSSFFactory
XSSFFirstFooter
XSSFFirstHeader
XSSFFont
XSSFFormulaEvaluator
XSSFGraphicFrame
XSSFHyperlink
XSSFMap
XSSFName
XSSFOddFooter
XSSFOddHeader
XSSFPicture
XSSFPictureData
XSSFPrintSetup
XSSFRelation
XSSFRichTextString
XSSFRow
XSSFShape
XSSFShapeGroup
XSSFSheet
XSSFSimpleShape
XSSFTable
XSSFTextBox
XSSFVMLDrawing
XSSFWorkbook