日期类

/*对日期的处理，获取时间，星期，等等
*/
package dk.util;

import java.util.Calendar;
import java.util.Date;

public class date
{
  private Date dt;
  private int year;
  private int month;
  private int day;
  private int hour;
  private int min;
  private int sec;

  public String chnTime()
  {
    Date localDate = new Date();
    String str = localDate.toLocaleString();
    int i = Integer.parseInt(str.substring(str.indexOf(" ") + 1, str.indexOf(":")));
    if (i >= 0)
      str = "凌晨";
    if (i >= 7)
      str = "早晨";
    if (i >= 9)
      str = "上午";
    if (i >= 12)
      str = "中午";
    if (i >= 14)
      str = "下午";
    if (i >= 18)
      str = "晚上";
    if (i >= 22)
      str = "午夜";
    return str;
  }

  public boolean leapYear(int paramInt)
  {
    return (paramInt % 4 == 0) && ((paramInt % 100 != 0) || (paramInt % 400 == 0));
  }

  public boolean leapYear(String paramString)
  {
    if (!isDate(paramString)) {
      return false;
    }
    int i = Year(paramString);

    return (i % 4 == 0) && ((i % 100 != 0) || (i % 400 == 0));
  }

  public boolean leapYear(Date paramDate)
  {
    int i = Year(paramDate);

    return (i % 4 == 0) && ((i % 100 != 0) || (i % 400 == 0));
  }

  public boolean isDate(String paramString)
  {
    String str1 = paramString;

    StrManager localStrManager = new StrManager();
    String[] arrayOfString1 = localStrManager.Split(str1, " ");
    try
    {
      String[] arrayOfString2;
      if (arrayOfString1.length == 1)
      {
        arrayOfString2 = localStrManager.Split(str1, "-");
        this.year = Integer.parseInt(arrayOfString2[0]);
        this.month = (Integer.parseInt(arrayOfString2[1]) - 1);
        this.day = Integer.parseInt(arrayOfString2[2]);

        if ((this.month > 11) || (this.month < 0)) {
          return false;
        }
        if ((this.month % 2 != 0) && (((this.month > 6) && ((this.day > 31) || (this.day < 1))) || ((this.month <= 6) && ((this.day > 30) || (this.day < 1))))) {
          return false;
        }
        if ((this.month % 2 == 0) && (((this.month > 6) && ((this.day > 30) || (this.day < 1))) || ((this.month <= 6) && ((this.day > 31) || (this.day < 1))))) {
          return false;
        }
        if ((leapYear(this.year) == true) && (this.month == 1) && ((this.day > 29) || (this.day < 1))) {
          return false;
        }
        if ((!leapYear(this.year)) && (this.month == 1) && ((this.day > 28) || (this.day < 1))) {
          return false;
        }
      }
      else
      {
        String str2 = arrayOfString1[0];
        String str3 = arrayOfString1[1];
        arrayOfString2 = localStrManager.Split(str2, "-");
        String[] arrayOfString3 = localStrManager.Split(str3, ":");
        this.year = Integer.parseInt(arrayOfString2[0]);
        this.month = (Integer.parseInt(arrayOfString2[1]) - 1);
        this.day = Integer.parseInt(arrayOfString2[2]);
        this.hour = Integer.parseInt(arrayOfString3[0]);
        this.min = Integer.parseInt(arrayOfString3[1]);
        this.sec = Integer.parseInt(arrayOfString3[2]);
        if ((this.month > 11) || (this.month < 0)) {
          return false;
        }
        if ((this.month % 2 != 0) && (((this.month > 6) && ((this.day > 31) || (this.day < 1))) || ((this.month <= 6) && ((this.day > 30) || (this.day < 1))))) {
          return false;
        }
        if ((this.month % 2 == 0) && (((this.month > 6) && ((this.day > 30) || (this.day < 1))) || ((this.month <= 6) && ((this.day > 31) || (this.day < 1))))) {
          return false;
        }
        if ((leapYear(this.year) == true) && (this.month == 1) && ((this.day > 29) || (this.day < 1))) {
          return false;
        }
        if ((!leapYear(this.year)) && (this.month == 1) && ((this.day > 28) || (this.day < 1))) {
          return false;
        }
        if ((this.hour > 23) || (this.hour < 0) || (this.min > 59) || (this.min < 0) || (this.sec > 59) || (this.sec < 0))
          return false;
      }
    }
    catch (Exception localException) {
      return false;
    }
    return true;
  }

  public Date toDate(String paramString)
  {
    String str1 = paramString;
    if (!isDate(str1))
    {
      return new Date();
    }

    StrManager localStrManager = new StrManager();

    String[] arrayOfString1 = localStrManager.Split(str1, " ");
    String[] arrayOfString2;
    if (arrayOfString1.length == 1)
    {
      arrayOfString2 = localStrManager.Split(str1, "-");
      this.year = (Integer.parseInt(arrayOfString2[0]) - 1900);
      this.month = (Integer.parseInt(arrayOfString2[1]) - 1);
      this.day = Integer.parseInt(arrayOfString2[2]);
      this.dt = new Date(this.year, this.month, this.day);
    }
    else
    {
      String str2 = arrayOfString1[0];
      String str3 = arrayOfString1[1];
      arrayOfString2 = localStrManager.Split(str2, "-");
      String[] arrayOfString3 = localStrManager.Split(str3, ":");
      this.year = (Integer.parseInt(arrayOfString2[0]) - 1900);
      this.month = (Integer.parseInt(arrayOfString2[1]) - 1);
      this.day = Integer.parseInt(arrayOfString2[2]);
      this.hour = Integer.parseInt(arrayOfString3[0]);
      this.min = Integer.parseInt(arrayOfString3[1]);
      this.sec = Integer.parseInt(arrayOfString3[2]);
      this.dt = new Date(this.year, this.month, this.day, this.hour, this.min, this.sec);
    }
    return this.dt;
  }

  public int Year(Date paramDate)
  {
    if (paramDate.getYear() < 1900) {
      return paramDate.getYear() + 1900;
    }

    return paramDate.getYear();
  }

  public int Year(String paramString)
  {
    if (isDate(paramString)) {
      Date localDate = toDate(paramString);
      if (localDate.getYear() < 1900) {
        return localDate.getYear() + 1900;
      }
      return localDate.getYear();
    }
    return -1;
  }

  public int Quarter(Date paramDate)
  {
    if (Month(paramDate) < 4) {
      return 1;
    }
    if ((Month(paramDate) < 7) && (Month(paramDate) > 3)) {
      return 2;
    }
    if ((Month(paramDate) < 10) && (Month(paramDate) > 6)) {
      return 3;
    }
    if ((Month(paramDate) < 13) && (Month(paramDate) > 9)) {
      return 4;
    }
    return -1;
  }

  public int Quarter(String paramString)
  {
    if (!isDate(paramString)) {
      return -1;
    }
    Date localDate = toDate(paramString);
    if (Month(localDate) < 4) {
      return 1;
    }
    if ((Month(localDate) < 7) && (Month(localDate) > 3)) {
      return 2;
    }
    if ((Month(localDate) < 10) && (Month(localDate) > 6)) {
      return 3;
    }
    if ((Month(localDate) < 13) && (Month(localDate) > 9)) {
      return 4;
    }
    return -1;
  }

  public int Month(Date paramDate)
  {
    return paramDate.getMonth() + 1;
  }

  public int Month(String paramString)
  {
    if (isDate(paramString)) {
      Date localDate = toDate(paramString);
      return localDate.getMonth() + 1;
    }
    return -1;
  }

  public int Day(Date paramDate)
  {
    return paramDate.getDate();
  }

  public int Day(String paramString)
  {
    if (isDate(paramString)) {
      Date localDate = toDate(paramString);
      return localDate.getDate();
    }
    return -1;
  }

  public int Hour(Date paramDate)
  {
    return paramDate.getHours();
  }

  public int Hour(String paramString)
  {
    if (isDate(paramString)) {
      Date localDate = toDate(paramString);
      return localDate.getHours();
    }
    return -1;
  }

  public int Minute(Date paramDate)
  {
    return paramDate.getMinutes();
  }

  public int Minute(String paramString)
  {
    if (isDate(paramString)) {
      Date localDate = toDate(paramString);
      return localDate.getMinutes();
    }
    return -1;
  }

  public int Second(Date paramDate)
  {
    return paramDate.getSeconds();
  }

  public int Second(String paramString)
  {
    if (isDate(paramString)) {
      Date localDate = toDate(paramString);
      return localDate.getSeconds();
    }
    return -1;
  }

  public String getWeek(Date paramDate)
  {
    Calendar localCalendar = Calendar.getInstance();

    localCalendar.setTime(paramDate);
    localCalendar.setFirstDayOfWeek(1);
    int i = localCalendar.get(7);
    switch (i) {
    case 1:
      return "星期天";
    case 2:
      return "星期一";
    case 3:
      return "星期二";
    case 4:
      return "星期三";
    case 5:
      return "星期四";
    case 6:
      return "星期五";
    }return "星期六";
  }

  public String getWeek(String paramString)
  {
    if (!isDate(paramString)) return paramString + ":不是正确的日期！";
    return getWeek(toDate(paramString));
  }

  public int dayOfYear(Date paramDate)
  {
    Calendar localCalendar = Calendar.getInstance();
    localCalendar.setTime(paramDate);
    return localCalendar.get(6);
  }

  public int dayOfYear(String paramString)
  {
    if (isDate(paramString)) {
      Calendar localCalendar = Calendar.getInstance();
      localCalendar.setTime(toDate(paramString));
      return localCalendar.get(6);
    }
    return -1;
  }

  public String date2String(Date paramDate, boolean paramBoolean)
  {
    String str = paramDate.toLocaleString();
    if (paramBoolean) {
      return str;
    }
    return str.substring(0, str.indexOf(" "));
  }

  public Date dateAdd(String paramString, int paramInt, Date paramDate)
  {
    this.year = paramDate.getYear();
    this.month = paramDate.getMonth();
    this.day = paramDate.getDate();
    this.hour = paramDate.getHours();
    this.min = paramDate.getMinutes();
    this.sec = paramDate.getSeconds();

    if (paramString.equals("y"))
      this.year += paramInt;
    if (paramString.equals("q"))
      this.month += paramInt * 3;
    if (paramString.equals("m"))
      this.month += paramInt;
    if (paramString.equals("w"))
      this.day += paramInt * 7;
    if (paramString.equals("d"))
      this.day += paramInt;
    if (paramString.equals("h"))
      this.hour += paramInt;
    if (paramString.equals("n"))
      this.min += paramInt;
    if (paramString.equals("s")) {
      this.sec += paramInt;
    }
    return new Date(this.year, this.month, this.day, this.hour, this.min, this.sec);
  }

  public Date dateAdd(String paramString1, int paramInt, String paramString2)
  {
    if (!isDate(paramString2)) {
      return new Date();
    }
    return dateAdd(paramString1, paramInt, toDate(paramString2));
  }

  public int dateDiff(String paramString, Date paramDate1, Date paramDate2)
  {
    int i = Year(paramDate1);
    int j = Month(paramDate1);
    int k = Day(paramDate1);
    int m = Hour(paramDate1);
    int n = Minute(paramDate1);
    int i1 = Second(paramDate1);

    int i2 = Year(paramDate2);
    int i3 = Month(paramDate2);
    int i4 = Day(paramDate2);
    int i5 = Hour(paramDate2);
    int i6 = Minute(paramDate2);
    int i7 = Second(paramDate2);

    int i8 = 0;
    int i9 = 0;
    int i10 = 0;
    int i11 = 0;
    int i12 = 0;
    int i13 = 0;
    int i14 = 0;
    int i15 = 0;
    int i16 = 0;

    i8 = i - i2;

    if (paramString.equals("y")) {
      return i8;
    }

    int i17 = i8;
    if (i8 < 0) i8 = -i8;
    for (i16 = 0; i16 < i8; i16++)
    {
      if (i17 < 0)
        i9 -= 4;
      else
        i9 += 4;
    }
    i9 = i9 + Quarter(paramDate1) - Quarter(paramDate2);
    if (paramString.equals("q")) {
      return i9;
    }

    if (paramDate1.before(paramDate2))
      i10 = (i - i2) * 12 + j - i3;
    else {
      i10 = -((i2 - i) * 12 + i3 - j);
    }

    if (paramString.equals("m")) {
      return i10;
    }

    i12 = 0;
    for (i16 = 0; i16 < i8; i16++) {
      if (leapYear(i2 + i16)) {
        if (i17 < 0)
          i12 -= 366;
        else
          i12 += 366;
      }
      else if (i17 < 0)
        i12 -= 365;
      else {
        i12 += 365;
      }
    }

    i12 = dayOfYear(paramDate1) - dayOfYear(paramDate2) + i12;
    if (paramString.equals("d")) {
      return i12;
    }

    i13 = i12 * 24 + m - i5;
    if (paramString.equals("h")) {
      return i13;
    }

    i14 = i13 * 60 + n - i6;
    if (paramString.equals("n")) {
      return i14;
    }

    i15 = i14 * 60 + i1 - i7;
    if (paramString.equals("s")) {
      return i15;
    }
    return -1;
  }

  public int dateDiff(String paramString1, String paramString2, String paramString3)
  {
    if ((!isDate(paramString2)) || (!isDate(paramString3))) {
      return -1;
    }
    Date localDate1 = toDate(paramString2);
    Date localDate2 = toDate(paramString3);
    return dateDiff(paramString1, localDate1, localDate2);
  }
}