/*
    *  File: TimeHelper.java 
    *  Copyright (c) 2004-2007  Peter Kliem (Peter.Kliem@jaret.de)
    *  A commercial license is available, see http://www.jaret.de.
    *
    * All rights reserved. This program and the accompanying materials
    * are made available under the terms of the Common Public License v1.0
    * which accompanies this distribution, and is available at
    * http://www.eclipse.org/legal/cpl-v10.html
   */
  package de.jaret.util.date;
  
  import java.text.ParseException;
  import java.util.StringTokenizer;
  
  import de.jaret.util.misc.FormatHelper;
  
  /**
   * Some methods helping to deal with time values.
   * 
   * @author Peter Kliem
   * @version $Id: TimeHelper.java 242 2007-02-11 21:05:07Z olk $
   */
  public class TimeHelper {
  
      public static String secondsToString(int sec, boolean includeSeconds) {
          int hours = sec / 3600;
          int minutes = (sec % 3600) / 60;
          int seconds = (sec % 60);
          String str = FormatHelper.NFInt2Digits().format(hours) + ":" + FormatHelper.NFInt2Digits().format(minutes);
          if (includeSeconds) {
              str = str + ":" + FormatHelper.NFInt2Digits().format(seconds);
          }
          return str;
      }
  
      public static int timeStringToSeconds(String str) throws ParseException {
          try {
              StringTokenizer tokenizer = new StringTokenizer(str, ":");
              int h = Integer.parseInt(tokenizer.nextToken());
              int m = Integer.parseInt(tokenizer.nextToken());
              int s = 0;
              if (tokenizer.hasMoreTokens()) {
                  s = Integer.parseInt(tokenizer.nextToken());
              }
              return h * 3600 + m * 60 + s;
          } catch (Exception e) {
              throw new ParseException(str, 0);
          }
      }
  
  }