//Get the cells collection in the sheet
Cells cells = worksheet.getCells();
//Obtain the DataSorter object in the workbook
DataSorter sorter = workbook.getDataSorter();
//Set the first order
sorter.setOrder1(SortOrder.ASCENDING);
//Define the first key.
sorter.setKey1(0);
//Set the second order
sorter.setOrder2(SortOrder.ASCENDING);
//Define the second key
sorter.setKey2(1);
//Create a cells area (range).
CellArea ca = new CellArea();
//Specify the start row index.
ca.StartRow = 1;
//Specify the start column index.
ca.StartColumn = 0;
//Specify the last row index.
ca.EndRow = 9;
//Specify the last column index.
ca.EndColumn = 2;
//Sort data in the specified data range (A2:C10)
sorter.sort(cells, ca);
//Saving the excel file
workbook.save("data/AsposeSortedData.xls");
}