Data getting overwritten in excel using apache poi.. need to get appended in next row

Hai,
How to go to next row and print the data in excel using java apache poi.. instead of overwritting existing data..
below is the code i have written pls correct

private static void excelLog(int row, int col, String value)

{
HSSFRow myRow = mySheet.getRow(row);

if (myRow == null)
{
myRow = mySheet.createRow(row);
}



/*else
{
Iterator<Row> rowIterator = mySheet.iterator();
while(rowIterator.hasNext()) {
myRow = mySheet.createRow(row);
}*/


}

HSSFCell myCell = myRow.createCell(col);
myCell.setCellValue(value);
}

public void writeDataExcel(ArrayList<String> inpList) {
int numCol = 100;
int index = 0;
for (int i = 0; i < 100; i++) {
for (int j = 0; j < numCol; j++) {
if(index < inpList.size())
excelLog(i, j, inpList.get(index++));
}
}