DataStream<Tuple1<Integer>> dataStream3 = env.addSource(new MySource1(), 1).writeAsText(PREFIX + "test3.txt", 10);
fillExpected3();
@SuppressWarnings("unused")
DataStream<Tuple1<Integer>> dataStream4 = env.addSource(new MySource1(), 1).writeAsText(PREFIX + "test4.txt", 10, new Tuple1<Integer>(26));
fillExpected4();
@SuppressWarnings("unused")
DataStream<Tuple1<Integer>> dataStream5 = env.addSource(new MySource1(), 1).writeAsText(PREFIX + "test5.txt", 10, new Tuple1<Integer>(14));