Examples with BKeyedPartition edu.iu.dsc.tws.comms.batch.BKeyedPartition used on opensource projects

Example 1 with BKeyedPartition

use of edu.iu.dsc.tws.comms.batch.BKeyedPartition in project twister2 by DSC-SPIDAL.

the class BKeyedPartitionExample method compute.

@Override
protected void compute(WorkerEnvironment workerEnv) {
    LogicalPlanBuilder logicalPlanBuilder = LogicalPlanBuilder.plan(jobParameters.getSources(), jobParameters.getTargets(), workerEnv);
    // create the communication
    partition = new BKeyedPartition(workerEnv.getCommunicator(), logicalPlanBuilder, MessageTypes.INTEGER, MessageTypes.INTEGER_ARRAY, new PartitionReceiver(), new SimpleKeyBasedSelector());
    Set<Integer> tasksOfExecutor = logicalPlanBuilder.getSourcesOnThisWorker();
    // now initialize the workers
    this.resultsVerifier = new ResultsVerifier<>(inputDataArray, (ints, args) -> {
        int lowestTarget = logicalPlanBuilder.getTargets().stream().min(Comparator.comparingInt(o -> (Integer) o)).get();
        int target = Integer.parseInt(args.get("target").toString());
        Set<Integer> keysRoutedToThis = new HashSet<>();
        for (int i = 0; i < jobParameters.getTotalIterations(); i++) {
            if (i % logicalPlanBuilder.getTargets().size() == target - lowestTarget) {
                keysRoutedToThis.add(i);
            }
        }
        List<Tuple<Integer, int[]>> expectedData = new ArrayList<>();
        for (Integer key : keysRoutedToThis) {
            for (int i = 0; i < logicalPlanBuilder.getSources().size(); i++) {
                expectedData.add(new Tuple<>(key, ints));
            }
        }
        return expectedData.iterator();
    }, new IteratorComparator<>(new TupleComparator<>(// any int
    (d1, d2) -> true, IntArrayComparator.getInstance())));
    LOG.log(Level.INFO, String.format("%d Sources %s target %d this %s", workerId, logicalPlanBuilder.getSources(), 1, tasksOfExecutor));
    for (int t : tasksOfExecutor) {
        // the map thread where data is produced
        Thread mapThread = new Thread(new KeyedBenchWorker.MapWorker(t));
        mapThread.start();
    }
}