class TestVersion {
   public static void main (String[] arguments) {
      String processed_vstring;
      String vstring;
      String original;
      Float temp;
      float version;
      
		//Get the version string, only interested in major and
		//first minor version numbers.
		vstring = System.getProperty("java.version");
                original = vstring;

		if (vstring.indexOf(".") != -1) {
			processed_vstring = vstring.substring(0,vstring.indexOf("."));
			vstring = vstring.substring(vstring.indexOf(".")+1);
			if (vstring.indexOf(".") != -1) {
				processed_vstring += "." + vstring.substring(0,vstring.indexOf("."));
			} else {
				processed_vstring += "." + vstring;
			}
		} else {
			processed_vstring = vstring;
		}

                String number_filtered_string;
                int i;
                number_filtered_string = "";
                for (i = 0; i < processed_vstring.length(); i++) {
                   switch (processed_vstring.charAt(i)) {
                   case '0' : number_filtered_string += "0";
                      break;
                   case '1' : number_filtered_string += "1";
                      break;
                   case '2' : number_filtered_string += "2";
                      break;
                   case '3' : number_filtered_string += "3";
                      break;
                   case '4' : number_filtered_string += "4";
                      break;
                   case '5' : number_filtered_string += "5";
                      break;
                   case '6' : number_filtered_string += "6";
                      break;
                   case '7' : number_filtered_string += "7";
                      break;
                   case '8' : number_filtered_string += "8";
                      break;
                   case '9' : number_filtered_string += "9";
                      break;
                   case '.' : number_filtered_string += ".";
                      break;
                   }
                }

      System.out.println(original);
      System.out.println(processed_vstring);
      System.out.println(number_filtered_string);

      temp = Float.valueOf(processed_vstring);
      version = temp.floatValue();

      System.out.println(temp);
      System.out.println(version);
   }
}