def parseArgs()

in bigtop-bigpetstore/bigpetstore-spark/src/main/scala/org/apache/bigpetstore/spark/generator/SparkDriver.scala [63:112]

48 lines of code
12 McCabe index (conditional complexity)


  def parseArgs(args: Array[String]): Unit = {
    if(args.length != NPARAMS && args.length != (NPARAMS - 1)) {
      printUsage()
      System.exit(1)
    }
    outputDir = args(0)
    try {
      nStores = args(1).toInt
    }
    catch {
      case _ : NumberFormatException =>
        System.err.println("Unable to parse '" + args(1) + "' as an integer for nStores.\n")
        printUsage()
        System.exit(1)
    }
    try {
      nCustomers = args(2).toInt
    }
    catch {
      case _ : NumberFormatException =>
        System.err.println("Unable to parse '" + args(2) + "' as an integer for nCustomers.\n")
        printUsage()
        System.exit(1)
    }
    try {
      simulationLength = args(3).toDouble
    }
    catch {
      case _ : NumberFormatException =>
        System.err.println("Unable to parse '" + args(3) + "' as a float for simulationLength.\n")
        printUsage()
        System.exit(1)
    }

    //If seed isnt present, then no is used seed.
    if(args.length == NPARAMS) {
      try {
        seed = args(4).toLong
      }
      catch {
        case _ : NumberFormatException =>
          System.err.println("Unable to parse '" + args(4) + "' as a long for seed.\n")
          printUsage()
          System.exit(1)
      }
    }
    else {
      seed = (new Random()).nextLong()
    }
  }