public static String[] schedulerCommandArgs(Config config,Config runtime,List<Integer> freePorts){
  if (freePorts.size() < PORTS_REQUIRED_FOR_SCHEDULER) {
    throw new RuntimeException("Failed to find enough ports for executor");
  }
  for (  int port : freePorts) {
    if (port == -1) {
      throw new RuntimeException("Failed to find available ports for executor");
    }
  }
  int httpPort=freePorts.get(0);
  List<String> commands=new ArrayList<>();
  commands.add("--cluster");
  commands.add(Context.cluster(config));
  commands.add("--role");
  commands.add(Context.role(config));
  commands.add("--environment");
  commands.add(Context.environ(config));
  commands.add("--topology_name");
  commands.add(Context.topologyName(config));
  commands.add("--topology_bin");
  commands.add(Context.topologyBinaryFile(config));
  commands.add("--http_port");
  commands.add(Integer.toString(httpPort));
  return commands.toArray(new String[0]);
}

public static String [ ] schedulerCommandArgs ( Config config , Config runtime , List < Integer > freePorts ) { if ( freePorts . size ( ) < PORTS_REQUIRED_FOR_SCHEDULER ) { throw new RuntimeException ( "Failed to find enough ports for executor" ) ; } for ( int port : freePorts ) { if ( port == - 1 ) { throw new RuntimeException ( "Failed to find available ports for executor" ) ; } } int httpPort = freePorts . get ( 0 ) ; List < String > commands = new ArrayList < > ( ) ; commands . add ( "--cluster" ) ; commands . add ( Context . cluster ( config ) ) ; commands . add ( "--role" ) ; commands . add ( Context . role ( config ) ) ; commands . add ( "--environment" ) ; commands . add ( Context . environ ( config ) ) ; commands . add ( "--topology_name" ) ; commands . add ( Context . topologyName ( config ) ) ; commands . add ( "--topology_bin" ) ; commands . add ( Context . topologyBinaryFile ( config ) ) ; commands . add ( "--http_port" ) ; commands . add ( Integer . toString ( httpPort ) ) ; return commands . toArray ( new String [ 0 ] ) ; }
util method to get the arguments to the heron scheduler .
