Example #1
0
  @Override
  public void run() { // thread content
    // TODO Auto-generated method stub
    if (timerfirst) { // lock by the first thread executing it
      timerfirst = false;
      while (true) {
        while (!computerClock) { // switch between program clock and computer clock

          try {
            Thread.currentThread().sleep(1000); // sleep every second
          } catch (InterruptedException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
          }
          //					second++; //increase the timer by a second
          //					if (second == 60) //increase the minute and hour and day
          //					{
          //						second = 0;
          //						minute++;
          //					}
          //					if (minute ==60){
          //						minute = 0;
          //						hour++;
          //					}
          //					if (hour ==24){
          //						hour = 0;
          //						day++;
          //						weekday = (weekday+1) % weekdays.length;
          //						parent.UpdateCal(); //redraw the view
          //					}
          //					if ((day == 29) && (month == 2)){ //2 means February, check leap year
          //						if (year % 4 != 0 || (year % 100)== 0 && (year % 400) != 0){ // e.g. 1700 is not a
          // leap year
          //							day = 1;
          //							month++;
          //						}
          //
          //
          //					}
          //					if ((day == 30) && (month ==2)){ //handling of leap year
          //						day = 1;
          //						month++;
          //					}
          //					if (((month == 1) || (month == 3)|| (month == 5)|| (month == 7)|| (month == 8)
          // ||(month == 10) || (month == 12)) && (day== 32)){ //handling of months with 31 days
          //						day = 1;
          //						month++;
          //					}
          //					if (((month == 4) || (month == 6)|| (month == 9)|| (month == 11)) && (day== 31)){
          // //handling of months with 30 days
          //						day =1;
          //						month++;
          //					}
          //					if (month==13){ //switch to a new year
          //						month =1;
          //						year++;
          //					}
          currentTime.setTime(currentTime.getTime() + 1000);
          year = currentTime.getYear() + 1900;
          month = currentTime.getMonth() + 1;
          day = currentTime.getDate();
          hour = currentTime.getHours();
          minute = currentTime.getMinutes();
          second = currentTime.getSeconds();
          weekday = currentTime.getDay();

          // outputTheCurrentTime();
        }
        while (computerClock) {
          try { // obtain the computer time every second
            Thread.currentThread().sleep(1000);
          } catch (InterruptedException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
          }
          Calendar cal = Calendar.getInstance();
          day = cal.get(Calendar.DATE);
          month = cal.get(Calendar.MONTH) + 1;
          year = cal.get(Calendar.YEAR);
          hour = cal.get(Calendar.HOUR_OF_DAY);
          minute = cal.get(Calendar.MINUTE);
          second = cal.get(Calendar.SECOND);
          weekday = cal.get(Calendar.DAY_OF_WEEK) - 1;
        }
      }
    } else { // Thread 2 is responsible for providing an user interface for accessing the timer
      int option = -1;
      while (option != 0) {
        System.out.println("1) Output the current time");
        // System.out.println("2) Modify the time");
        System.out.println("2) Switch mode (Program clock <-> Computer Clock)");
        System.out.println("0) Quit");

        System.out.print("Please choose an option: ");
        Scanner scanner = new Scanner(System.in);
        option = Integer.parseInt(scanner.next());
        if (option == 1) {
          outputTheCurrentTime();
        }

        //		    	if (option == 2){
        //		    		System.out.println("Please input the year, month(in integer), day, hour, minute
        // and second separated by a space: ");
        //		    		year = Integer.parseInt(scanner.next());
        //		    		month = Integer.parseInt(scanner.next());
        //		    		day = Integer.parseInt(scanner.next());
        //		    		hour = Integer.parseInt(scanner.next());
        //		    		minute = Integer.parseInt(scanner.next());
        //		    		second = Integer.parseInt(scanner.next());
        //
        //
        //		    		//Sun = 0, Mon = 1, Tue = 2, Wed = 3, Thurs = 4. Fri = 5, Sat = 6
        //		    		java.util.GregorianCalendar cal = (GregorianCalendar) Calendar.getInstance();
        // //set the weekday of the input date
        //		    		cal.setTime(new Timestamp(year-1900, month-1, day, hour, minute, second, 0));
        //
        //		    		weekday = cal.get(java.util.Calendar.DAY_OF_WEEK)-1;
        //
        //
        //		    		if (parent != null)
        //		    			parent.UpdateCal(); //redraw the view
        //		    		System.out.println();
        //		    	}
        if (option == 3) { // switch between program timer and computer clock
          if (!computerClock) {
            computerClock = true;
            System.out.println("Computer Clock is in effective.");
          } else {
            computerClock = false;
            System.out.println("Program Clock is in effective.");
          }
          System.out.println();
        }
      }
    }
  }
 /**
  * @param in Timestamp to convert
  * @return Day in year
  */
 public static int execute(Timestamp ts) {
   return execute(ts.getYear() + 1900, ts.getMonth() + 1, ts.getDate());
 }