Workbook workbook = new XSSFWorkbook();

public static void createDropDown(String[] status, String defaultValue, Row row, int rowid, int cellid) {

Cell cell = row.createCell(cellid);
Sheet sheet = row.getSheet();
XSSFDataValidationHelper dvHelper = new XSSFDataValidationHelper((XSSFSheet) sheet);
XSSFDataValidationConstraint dvConstraint = (XSSFDataValidationConstraint) dvHelper.createExplicitListConstraint(status);
CellRangeAddressList addressList = new CellRangeAddressList(rowid, rowid, cellid, cellid);
XSSFDataValidation validation= (XSSFDataValidation) dvHelper.createValidation(dvConstraint, addressList);
validation.createErrorBox(ERROR_MESSSAGE, INVALID_DATA);



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