XLs Reading and writing in java

public class ReadWrite_XLS {


public static void main(String[] args) {

Xls_Reader d = new Xls_Reader("C:\\iam.xlsx");
System.out.println(d.getRowCount("Data"));
System.out.println(d.getCellData("Data", "Place", 3));

d.setCellData("Data", "Name", 10, "hello");


//Xls_Reader d1 = new Xls_Reader("PATH");

}

}