Groups > comp.lang.java.programmer > #11338

Re: How can I use Operand (+ , - ) with Time

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From	Jeff Higgins <jeff@invalid.invalid>
Newsgroups	comp.lang.java.programmer
Subject	Re: How can I use Operand (+ , - ) with Time
Date	Sun, 15 Jan 2012 08:32:52 -0500
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On 01/15/2012 02:44 AM, sahm wrote:
> Hi every One
>
> I'm Try to do program to calculate the Over Time, I'm working with 24
> hour not A.M.&  P.M. and this is my Time format (HH:MM:SS) (00:00:00).
> But how can I use operand (+, -) with Time

See Stefan for the answer.
An alternative follows.

> This is my Code
>
> /////////////////////////////////////////////////////////////////////
> import java.sql.Time;
> import java.util.Date;
>
>
> public class OverTimeDetailsDataClass {
>
>      String Emp_ID;
>      String OverTime_Doc_NO;
>      String OverTime_Date;
>      Time OverTime_Start_Time;
>      Time OverTime_End_Time;
>      Time OverTimeTotalHours;
>
>      OverTime_Start_Time =
> Time.valueOf(OverTimeFromjTextField.getText());
>      OverTime_End_Time = Time.valueOf(OverTimeTOjTextField.getText());
>      OverTimeTotalHours = OverTime_End_Time - OverTime_Start_Time;
> }

import java.sql.Time;
import java.util.Calendar;
import java.util.Locale;
import java.util.TimeZone;

import javax.swing.JTextField;


public class OT {

   public static void main(String[] args) {

     JTextField OverTimeFromjTextField = null;
     JTextField OverTimeTOjTextField = null;

     Time OverTime_Start_Time;
     Time OverTime_End_Time;

     // Be aware: read the documentation for java.util.Calendar
     TimeZone timeZone = TimeZone.getDefault();
     Locale locale = Locale.getDefault();

     Calendar startTime = Calendar.getInstance(timeZone,locale);
     Calendar endTime = Calendar.getInstance(timeZone,locale);

     OverTime_Start_Time =
         Time.valueOf(OverTimeFromjTextField.getText());
     OverTime_End_Time = Time.valueOf(OverTimeTOjTextField.getText());

     startTime.setTime(OverTime_Start_Time);
     endTime.setTime(OverTime_End_Time);

     // use the java.util.Calendar.add(int field, int amount) method
     // as described in the documentation.

   }

}

Thread

How can I use Operand (+ , - )  with Time sahm <sahm007@gmail.com> - 2012-01-14 23:44 -0800
  Re: How can I use Operand (+ , - )  with Time Jeff Higgins <jeff@invalid.invalid> - 2012-01-15 08:32 -0500
    Re: How can I use Operand (+ , - )  with Time Jeff Higgins <jeff@invalid.invalid> - 2012-01-15 08:52 -0500
    Re: How can I use Operand (+ , - )  with Time Jeff Higgins <jeff@invalid.invalid> - 2012-01-15 10:19 -0500
      Re: How can I use Operand (+ , - ) with Time sahm <sahm007@gmail.com> - 2012-01-15 07:55 -0800
        Re: How can I use Operand (+ , - ) with Time Lew <noone@lewscanon.com> - 2012-01-15 10:50 -0800
  Re: How can I use Operand (+ , - )  with Time Roedy Green <see_website@mindprod.com.invalid> - 2012-01-15 08:35 -0800
  Re: How can I use Operand (+ , - ) with Time Lew <noone@lewscanon.com> - 2012-01-15 10:31 -0800
    Re: How can I use Operand (+ , - ) with Time Lew <noone@lewscanon.com> - 2012-01-15 10:51 -0800
    Re: How can I use Operand (+ , - ) with Time Jeff Higgins <jeff@invalid.invalid> - 2012-01-15 14:45 -0500
      Re: How can I use Operand (+ , - ) with Time Jeff Higgins <jeff@invalid.invalid> - 2012-01-15 15:53 -0500
      Re: How can I use Operand (+ , - ) with Time Lew <noone@lewscanon.com> - 2012-01-15 15:36 -0800
    Re: How can I use Operand (+ , - ) with Time glen herrmannsfeldt <gah@ugcs.caltech.edu> - 2012-01-15 20:07 +0000
      Re: How can I use Operand (+ , - ) with Time Lew <noone@lewscanon.com> - 2012-01-15 15:39 -0800

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