i Have also found one solution for this and it runs successfully
DefaultTableModel dm = new DefaultTableModel(0, 0);
String header[] = new String[] { "Status", "Task Title", "Start",
"Pause", "Stop", "Statulses" };
dm.setColumnIdentifiers(header);
tblTaskList.setModel(dm);
for (int count = 1; count <= 10; count++) {
Vector<Object> data = new Vector<Object>();
data.add(count);
data.add("Project Title" + count);
data.add("Start");
data.add("Stop");
data.add("Pause");
data.add("Status");
System.out.println("test :- " + count);
dm.addRow(data);
}