@Override
public List<DistStageAck> runStage(int stageId, Map<String, Object> masterData, int numSlaves)
throws IOException {
responses.clear();
clearBuffer();
mcastBuffer.putInt(stageId);
mcastBuffer =
SerializationHelper.serializeObjectWithLength((Serializable) masterData, mcastBuffer);
mcastBuffer(numSlaves);
flushBuffers(numSlaves);
ArrayList<DistStageAck> list = new ArrayList<>(responses.size());
for (Object o : responses) {
list.add((DistStageAck) o);
}
return list;
}
private void mcastObject(Serializable object, int numSlaves) throws IOException {
clearBuffer();
mcastBuffer = SerializationHelper.serializeObjectWithLength(object, mcastBuffer);
mcastBuffer(numSlaves);
}
