calculatefee.java~4~

我自己在做java训练的时候做的一个小项目

package text;

/**
 * <p>Title: </p>
 *
 * <p>Description: </p>
 *
 * <p>Copyright: Copyright (c) 2008</p>
 *
 * <p>Company: </p>
 *
 * @author shanshan
 * @version 1.0
 */
public class CalculateFee {
    public CalculateFee() {
    }
    public static UpdataTable UseComputerFee(Record rec) {
    RecordDAO dao = new RecordDAO();
    UpdataTable result = dao.getStopCompouter(rec);
    Record record = result.getRecord();
    Card card = result.getCard();

    //计算本次上机的钱
    int fee = calFee(record.getBeginTime(), record.getEndTime());
    record.setFee(fee);

    int balance = card.getBalance()-fee;
    card.setId(record.getCardId());
    card.setBalance(balance);

   //do databasechange

    RecordDAO dao2 = new RecordDAO();
    dao2.UpdateRecord(record,card);

    result.setRecord(record);
    result.setCard(card);
    return result;

  }

    private static int calFee(String beginTime,  String endTime) {

    int fee = 0;
    int beginYear = Integer.parseInt(beginTime.substring(0, 4));
    int beginMonth = Integer.parseInt(beginTime.substring(5, 7));
    int beginDay = Integer.parseInt(beginTime.substring(8,10));
    int beginHour = Integer.parseInt(beginTime.substring(11, 13));
    int beiginMinute = Integer.parseInt(beginTime.substring(14, 16));

    int endYear = Integer.parseInt(endTime.substring(0, 4));
    int endMonth = Integer.parseInt(endTime.substring(5, 7));
    int endDay = Integer.parseInt(endTime.substring(8,10));
    int endHour = Integer.parseInt(endTime.substring(11, 13));
    int endMinute = Integer.parseInt(endTime.substring(14, 16));

    int playMinutes = 0;
    playMinutes = ((endYear - beginYear) *365 * 24
                   *  60
                   +  (endMonth - beginMonth) * 30 * 24
                   * 60 + (endDay - beginDay) * 24
                   * 60 + (endHour - beginHour) * 0
                   + (endMinute - beiginMinute));

    int modNum = playMinutes % 60;

    int playHours = 0;
    playHours = playMinutes /60;
    if (playHours == 0 || (modNum >5 && playHours > 0)) {
      playHours++;
    }
    fee = playHours * 2;

    return fee;
  }

}