private JRDataSource createDataSource() {
DRDataSource dataSource = new DRDataSource("x", "y", "z");
for (int i = 0; i < 10; i++) {
dataSource.add(i, 0, (int) (Math.random() * 4));
dataSource.add(i, 1, (int) (Math.random() * 4));
}
return dataSource;
}
private JRDataSource createDataSource() {
DRDataSource dataSource = new DRDataSource("item", "quantity", "unitprice");
for (int i = 0; i < 20; i++) {
dataSource.add(
"Book", (int) (Math.random() * 10) + 1, new BigDecimal(Math.random() * 100 + 1));
}
return dataSource;
}