/** @param args the command line arguments */
  public static void main(String[] args) {
    // TODO code application logic here

    long lNumOfLines = 0;
    List list1 = new ArrayList();

    try {
      FileInputStream fstream = new FileInputStream("n:\\myphd\\dataset\\gps.csv");
      // Get the object of DataInputStream
      DataInputStream in = new DataInputStream(fstream);
      BufferedReader br = new BufferedReader(new InputStreamReader(in));
      String strLine;
      // Read File Line By Line
      while ((strLine = br.readLine()) != null) {
        // Print the content on the console
        lNumOfLines++;
        list1.add(strLine.trim());
      }
      // Close the input stream
      in.close();
    } catch (Exception e) { // Catch exception if any
      System.err.println("Error: " + e.getMessage());
    }

    long lTotal = 1000000;
    long numberOfLines = 0;
    long lStep = lTotal / lNumOfLines;
    System.out.println("lTotal:" + lTotal + " numberOfLines:" + numberOfLines + "lStep:" + lStep);
    float fSpeed = 100;
    float newfSpeed = 0;
    for (int iNum = 0; iNum < lStep; iNum++) {
      Random randomGenerator = new Random();
      int randomInt = randomGenerator.nextInt(1000);
      float f = (float) randomInt / 10000.0f;
      System.out.println("Random Int:" + randomInt + " f:" + f);
      if ((randomInt % 2) == 0) {
        newfSpeed = fSpeed + fSpeed * f;
        System.out.println("Even");
      } else {
        newfSpeed = fSpeed - fSpeed * f;
        System.out.println("odd");
      }
      // InsertInstance(fLat,fLon,fAlt,fSpeed,sDate,sTimestamp,sBTAddress,sBTName,sURI);
      System.out.println("generated speed:" + newfSpeed);
    }
  }
예제 #2
0
 /** Grab random num for task id */
 String createUniqueId() {
   return "" + Integer.toString(Math.abs(r.nextInt()), 36);
 }