时间工具类

@时间封装
/**

• 时间工具类

• Created by MR.Z on 2020/1/6
  */
  public class DateUtil {
  public static String getCurrentDate() {
  return getFormatTime(“yyyy-MM-dd”);
  }

  public static String getCurrentTime() {
  return getFormatTime(“yyyyMMddHHmmss”);
  }

  public static String getLastYear() {
  Calendar c = Calendar.getInstance();
  Date date = new Date();
  c.setTime(date);
  int year = c.get(Calendar.DATE);
  c.set(Calendar.DATE, year + 1);
  String lastdate = new SimpleDateFormat(“yyyy-MM-dd”)
  .format(c.getTime());
  return lastdate;
  }

  public static String BackMonth(String datastring) {
  SimpleDateFormat DateFormat = new SimpleDateFormat(“yyyy-MM”);
  Date date;
  Calendar c = Calendar.getInstance();
  try {
  date = DateFormat.parse(datastring);
  c.setTime(date);
  } catch (ParseException e) {
  e.printStackTrace();
  }

   int day = c.get(Calendar.MONTH);
   c.set(Calendar.MONTH, day - 1);
   String lastdate = new SimpleDateFormat("yyyy-MM")
           .format(c.getTime());
   return lastdate;
  

  }

  public static String AddMonth(String datastring) {
  SimpleDateFormat DateFormat = new SimpleDateFormat(“yyyy-MM”);
  Date date;
  Calendar c = Calendar.getInstance();
  try {
  date = DateFormat.parse(datastring);
  c.setTime(date);
  } catch (ParseException e) {
  e.printStackTrace();
  }
  int day = c.get(Calendar.MONTH);
  c.set(Calendar.MONTH, day + 1);
  String lastdate = new SimpleDateFormat(“yyyy-MM”)
  .format(c.getTime());
  return lastdate;
  }

  public static String getFormatTime(String format) {
  String time = null;
  Date currentDate = new Date();
  SimpleDateFormat formatter = new SimpleDateFormat(format);
  time = formatter.format(currentDate);
  return time;
  }
  }