Use these examples to help you define your own operators that are derived from APT_Operator.
This operator takes no arguments and has a single data set as input. ExampleOperator changes the contents of its two record fields and writes each record to a single output data set.
This operator has two arguments. The arguments determine how many times the string "hello world" is printed and whether it is printed in uppercase or lowercase. HelloWorldOp takes a single data set as input and simply copies it to output.