public static void main(String[] args) throws Exception {
final String jarFile = args[0];
final String host = args[1];
final int port = Integer.parseInt(args[2]);
ExecutionEnvironment env = ExecutionEnvironment.createRemoteEnvironment(host, port, jarFile);
DataSet<Integer> data = env.createInput(new CustomInputFormat());
data.map(
new MapFunction<Integer, Tuple2<Integer, Double>>() {
@Override
public Tuple2<Integer, Double> map(Integer value) {
return new Tuple2<Integer, Double>(value, value * 0.5);
}
})
.output(new DiscardingOutputFormat<Tuple2<Integer, Double>>());
env.execute();
}
