if(mode.equals("local"))
{
builder.setSpout("map_"+prefix, new ImportSpoutLocal(prefix), threads);
}else{
builder.setSpout("map_"+prefix, new ImportSpout(prefix), threads);
builder.setBolt("reduce_"+prefix, new ImportBolt(prefix), threads_reduce).fieldsGrouping("map_"+prefix, new Fields("key") );
}
}
StormSubmitter.submitTopology(topologyName, conf,builder.createTopology());