Examples with WorkerEnvironment edu.iu.dsc.tws.api.resource.WorkerEnvironment used on opensource projects

Example 21 with WorkerEnvironment

use of edu.iu.dsc.tws.api.resource.WorkerEnvironment in project twister2 by DSC-SPIDAL.

the class BranchingExample method execute.

@Override
public void execute(WorkerEnvironment workerEnv) {
    BatchEnvironment env = TSetEnvironment.initBatch(workerEnv);
    int para = 2;
    SourceTSet<Integer> src = dummySource(env, COUNT, para).setName("src0");
    KeyedTSet<Integer, Integer> left = src.mapToTuple(i -> new Tuple<>(i % 2, i)).setName("left");
    KeyedTSet<Integer, Integer> right = src.mapToTuple(i -> new Tuple<>(i % 2, i + 1)).setName("right");
    JoinTLink<Integer, Integer, Integer> join = left.join(right, CommunicationContext.JoinType.INNER, Integer::compareTo).setName("join");
    ComputeTSet<String> map = join.map(t -> "(" + t.getKey() + " " + t.getLeftValue() + " " + t.getRightValue() + ")").setName("map***");
    ComputeTSet<String> map1 = map.direct().map(s -> "###" + s).setName("map@@");
    ComputeTSet<String> union = map.union(map1).setName("union");
    union.direct().forEach(s -> LOG.info(s));
}

Example 22 with WorkerEnvironment

use of edu.iu.dsc.tws.api.resource.WorkerEnvironment in project twister2 by DSC-SPIDAL.

the class HelloTSet method execute.

@Override
public void execute(WorkerEnvironment workerEnv) {
    BatchEnvironment env = TSetEnvironment.initBatch(workerEnv);
    LOG.info("Strating Hello TSet Example");
    int para = env.getConfig().getIntegerValue("para", 4);
    SourceTSet<int[]> source = env.createSource(new SourceFunc<int[]>() {

        private int count = 0;

        @Override
        public boolean hasNext() {
            return count < para;
        }

        @Override
        public int[] next() {
            count++;
            return new int[] { 1, 1, 1 };
        }
    }, para).setName("source");
    PartitionTLink<int[]> partitioned = source.partition(new LoadBalancePartitioner<>());
    ComputeTSet<int[]> mapedPartition = partitioned.map((MapFunc<int[], int[]>) input -> Arrays.stream(input).map(a -> a * 2).toArray());
    ReduceTLink<int[]> reduce = mapedPartition.reduce((t1, t2) -> {
        int[] ret = new int[t1.length];
        for (int i = 0; i < t1.length; i++) {
            ret[i] = t1[i] + t2[i];
        }
        return ret;
    });
    SinkTSet<int[]> sink = reduce.sink(value -> {
        LOG.info("Results " + Arrays.toString(value));
        return false;
    });
    env.run(sink);
    LOG.info("Ending  Hello TSet Example");
}

Example 23 with WorkerEnvironment

use of edu.iu.dsc.tws.api.resource.WorkerEnvironment in project twister2 by DSC-SPIDAL.

the class AllGatherExample method execute.

@Override
public void execute(WorkerEnvironment workerEnv) {
    BatchEnvironment env = TSetEnvironment.initBatch(workerEnv);
    int start = env.getWorkerID() * 100;
    SourceTSet<Integer> src = dummySource(env, start, COUNT, PARALLELISM);
    LOG.info("test foreach");
    src.allGather().forEach(i -> LOG.info("foreach: " + i));
    LOG.info("test map");
    src.allGather().map(i -> i.toString() + "$$").direct().forEach(s -> LOG.info("map: " + s));
    LOG.info("test flat map");
    src.allGather().flatmap((i, c) -> c.collect(i.toString() + "##")).direct().forEach(s -> LOG.info("flat:" + s));
    LOG.info("test computec");
    src.allGather().compute((ComputeCollectorFunc<Iterator<Tuple<Integer, Integer>>, String>) (input, output) -> {
        int sum = 0;
        while (input.hasNext()) {
            sum += input.next().getValue();
        }
        output.collect("sum=" + sum);
    }).direct().forEach(s -> LOG.info("computec: " + s));
    LOG.info("test compute");
    src.allGather().compute((ComputeFunc<Iterator<Tuple<Integer, Integer>>, String>) input -> {
        int sum = 0;
        while (input.hasNext()) {
            sum += input.next().getValue();
        }
        return "sum=" + sum;
    }).direct().forEach(s -> LOG.info("compute: " + s));
}

Example 24 with WorkerEnvironment

use of edu.iu.dsc.tws.api.resource.WorkerEnvironment in project twister2 by DSC-SPIDAL.

the class DirectExample method execute.

@Override
public void execute(WorkerEnvironment workerEnv) {
    BatchEnvironment env = TSetEnvironment.initBatch(workerEnv);
    int start = env.getWorkerID() * 100;
    SourceTSet<Integer> src = dummySource(env, start, COUNT, PARALLELISM).setName("src");
    DirectTLink<Integer> direct = src.direct().setName("direct");
    LOG.info("test foreach");
    direct.forEach(i -> LOG.info("foreach: " + i));
    LOG.info("test map");
    direct.map(i -> i.toString() + "$$").setName("map").withSchema(PrimitiveSchemas.STRING).direct().forEach(s -> LOG.info("map: " + s));
    LOG.info("test flat map");
    direct.flatmap((i, c) -> c.collect(i.toString() + "##")).setName("flatmap").withSchema(PrimitiveSchemas.STRING).direct().forEach(s -> LOG.info("flat:" + s));
    LOG.info("test compute");
    direct.compute((ComputeFunc<Iterator<Integer>, String>) input -> {
        int sum = 0;
        while (input.hasNext()) {
            sum += input.next();
        }
        return "sum" + sum;
    }).setName("compute").withSchema(PrimitiveSchemas.STRING).direct().forEach(i -> LOG.info("comp: " + i));
    LOG.info("test computec");
    direct.compute((ComputeCollectorFunc<Iterator<Integer>, String>) (input, output) -> {
        int sum = 0;
        while (input.hasNext()) {
            sum += input.next();
        }
        output.collect("sum" + sum);
    }).setName("ccompute").withSchema(PrimitiveSchemas.STRING).direct().forEach(s -> LOG.info("computec: " + s));
    LOG.info("test map2tup");
    direct.mapToTuple(i -> new Tuple<>(i, i.toString())).keyedDirect().forEach(i -> LOG.info("mapToTuple: " + i.toString()));
    LOG.info("test sink");
    SinkTSet<Iterator<Integer>> sink = direct.sink((SinkFunc<Iterator<Integer>>) value -> {
        while (value.hasNext()) {
            LOG.info("val =" + value.next());
        }
        return true;
    });
    env.run(sink);
}

Example 25 with WorkerEnvironment

use of edu.iu.dsc.tws.api.resource.WorkerEnvironment in project twister2 by DSC-SPIDAL.

the class EvaluateExample method execute.

@Override
public void execute(WorkerEnvironment workerEnv) {
    BatchEnvironment env = TSetEnvironment.initBatch(workerEnv);
    SourceTSet<Integer> src = dummyReplayableSource(env, COUNT, PARALLELISM).setName("src");
    DirectTLink<Integer> direct = src.direct().setName("direct");
    LOG.info("test foreach");
    ComputeTSet<Object> tset1 = direct.lazyForEach(i -> LOG.info("foreach: " + i));
    LOG.info("test map");
    ComputeTSet<Object> tset2 = direct.map(i -> i.toString() + "$$").setName("map").direct().lazyForEach(s -> LOG.info("map: " + s));
    for (int i = 0; i < 4; i++) {
        LOG.info("iter " + i);
        env.eval(tset1);
        try {
            Thread.sleep(1000);
        } catch (InterruptedException e) {
            e.printStackTrace();
        }
    // env.eval(tset2);
    }
    env.finishEval(tset1);
// env.finishEval(tset2);
/*    LOG.info("test flat map");
    direct.flatmap((i, c) -> c.collect(i.toString() + "##")).setName("flatmap")
        .direct()
        .lazyForEach(s -> LOG.info("flat:" + s));

    LOG.info("test compute");
    direct.compute((ComputeFunc<String, Iterator<Integer>>) input -> {
      int sum = 0;
      while (input.hasNext()) {
        sum += input.next();
      }
      return "sum" + sum;
    }).setName("compute")
        .direct()
        .lazyForEach(i -> LOG.info("comp: " + i));

    LOG.info("test computec");
    direct.compute((ComputeCollectorFunc<String, Iterator<Integer>>)
        (input, output) -> {
          int sum = 0;
          while (input.hasNext()) {
            sum += input.next();
          }
          output.collect("sum" + sum);
        }).setName("ccompute")
        .direct()
        .lazyForEach(s -> LOG.info("computec: " + s));

    LOG.info("test sink");
    direct.sink((SinkFunc<Iterator<Integer>>) value -> {
      while (value.hasNext()) {
        LOG.info("val =" + value.next());
      }
      return true;
    });*/
}