@Override
protected void describe() {
ExOperatorFactory op = new ExOperatorFactory();
Update result1 = op.update(input, 100);
output1.add(result1.out);
Update result2 = op.update(input, 200);
output2.add(result2.out);
Update result3 = op.update(input, 300);
output3.add(result3.out);
Update result4 = op.update(input, 400);
output4.add(result4.out);
}