获得当前时间的方法

有两种1、calendar 2、Date类实现

简单测试程序

package com.ct.time;

import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Date;

import android.R.integer;
import android.app.Activity;
import android.content.Context;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.TextView;

public class MainActivity extends Activity {
    /** Called when the activity is first created. */
    private Calendar mCalendar;
    private int mHour;
    private int mMinutes;
    private int mSeconds;
    private int mYear;
    private int mMobth;
    private int mDay;
    private String strMin;
    private String strSec;
    
    private Button btn;
    private TextView tv;
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
        
        btn = (Button)findViewById(R.id.btn);
        tv = (TextView)findViewById(R.id.tv_show);
        
        btn.setOnClickListener(new OnClickListener() {
            
            @Override
            public void onClick(View v) {
                // TODO Auto-generated method stub
                 //获取Calendar的实例
                mCalendar = Calendar.getInstance();

                mCalendar.setTimeInMillis(System.currentTimeMillis());
                
                mYear = mCalendar.get(Calendar.YEAR);
                mMobth = mCalendar.get(Calendar.MONTH);
                mDay = mCalendar.get(Calendar.DAY_OF_WEEK);
                CharSequence weekStr = null;
                CharSequence[] week = getResources().getTextArray(R.array.days_of_week);
                switch (mDay) {
                    case 1:
                        weekStr = week[6];
                    break;
                    case 2:
                        weekStr = week[0];
                        break;
                    case 3:
                        weekStr = week[1];
                        break;
                    case 4:
                        weekStr = week[2];
                        break;
                    case 5:
                        weekStr = week[3];
                        break;
                    case 6:
                        weekStr = week[4];
                        break;
                    case 7:
                        weekStr = week[5];
                        break;

                default:
                    break;
                }

                mHour = mCalendar.get(Calendar.HOUR_OF_DAY);
                mMinutes = mCalendar.get(Calendar.MINUTE);
                mSeconds = mCalendar.get(Calendar.SECOND);

               //自定义的格式化
                if (mMinutes < 10) {
                strMin = "0" + mMinutes;
                } else {
                 strMin = "" + mMinutes;
                }
                if (mSeconds < 10) {
                 strSec = "0" + mSeconds;
                } else {
                 strSec = "" + mSeconds;
                }

                tv.setText("你的签到時間: " + mHour + ":" + strMin + ":" + strSec+":"+weekStr+" "+getCurrentDate("yyyy-MM-dd"));
            }
        });
    }
    
    
    
    
    /** * 将当前日期返回"yyyy-MM-dd"的字符串表现形式。

    *

    * @return 返回当前日期的"yyyy-MM-dd"的字符串表现形式。

    */
  private String getCurrentDate(String type){
      String rtnTime = null;
      String CurDay = getCurrentDate();
      if(type.equals("yyyy")){
          rtnTime = CurDay.split("-")[0];
      }else if(type.equals("MM")) {
          rtnTime = CurDay.split("-")[1];
    }else if(type.equals("dd")){
         rtnTime = CurDay.split("-")[2];
    }else if(type.equals("yyyy-MM-dd")){
        rtnTime = CurDay;
    }
      return rtnTime;
  }
  
    
  public static String getCurrentDate() { 
      SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd");
      return df.format(new Date()); }
  
 
}

package com.ct.time;

import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Date;

import android.R.integer;
import android.app.Activity;
import android.content.Context;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.TextView;

public class MainActivity extends Activity {
    /** Called when the activity is first created. */
    private Calendar mCalendar;
    private int mHour;
    private int mMinutes;
    private int mSeconds;
    private int mYear;
    private int mMobth;
    private int mDay;
    private String strMin;
    private String strSec;
    
    private Button btn;
    private TextView tv;
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
        
        btn = (Button)findViewById(R.id.btn);
        tv = (TextView)findViewById(R.id.tv_show);
        
        btn.setOnClickListener(new OnClickListener() {
            
            @Override
            public void onClick(View v) {
                // TODO Auto-generated method stub
            
                setTime();
            }
        });
    }
    
    
    private void setTime(){

        StringBuilder buf = new StringBuilder();
            CalendarUtil cu = new CalendarUtil();
            String chineseMonth = cu.getChineseMonth(Integer.parseInt(getCurrentDate("yyyy")),
                            Integer.parseInt(getCurrentDate("MM")), Integer.parseInt(getCurrentDate("dd")));
            String chineseDay = cu.getChineseDay(Integer.parseInt(getCurrentDate("yyyy")),
                            Integer.parseInt(getCurrentDate("MM")), Integer.parseInt(getCurrentDate("dd")));
            buf.append("\n当前日期:").append(getCurrentDate("yyyy-MM-dd"));
            buf.append("\n农历:").append(chineseMonth).append(chineseDay);
            System.out.println(chineseDay+"=============="+chineseMonth);
            Date d = new Date();
            String h=d.getHours()+":"+d.getMinutes()+"   星期"+d.getDay();
            buf.append("\n当前时间:").append(h);
            tv.setText(buf);
    }
    
    /** * 将当前日期返回"yyyy-MM-dd"的字符串表现形式。

    *

    * @return 返回当前日期的"yyyy-MM-dd"的字符串表现形式。

    */
  private String getCurrentDate(String type){
      String rtnTime = null;
      String CurDay = getCurrentDate();
      if(type.equals("yyyy")){
          rtnTime = CurDay.split("-")[0];
      }else if(type.equals("MM")) {
          rtnTime = CurDay.split("-")[1];
    }else if(type.equals("dd")){
         rtnTime = CurDay.split("-")[2];
    }else if(type.equals("yyyy-MM-dd")){
        rtnTime = CurDay;
    }
      return rtnTime;
  }
  
    
  public static String getCurrentDate() { 
      SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd");
      return df.format(new Date()); }
  
 
}
CalendarUtil


package com.ct.time;

/**
 * ChineseCalendarGB.java Copyright (c) 1997-2002 by Dr. Herong Yang 中国农历算法 -
 * 实用于公历 1901 年至 2100 年之间的 200 年
 */
public class CalendarUtil {
    private int gregorianYear;
    private int gregorianMonth;
    private int gregorianDate;
    private boolean isGregorianLeap;
    private int dayOfYear;
    private int dayOfWeek; // 周日一星期的第一天
    private int chineseYear;
    private int chineseMonth; // 负数表示闰月
    private int chineseDate;
    private int sectionalTerm;
    private int principleTerm;
    private static char[] daysInGregorianMonth = { 31, 28, 31, 30, 31, 30, 31,
            31, 30, 31, 30, 31 };
    private static String[] stemNames = { "甲", "乙", "丙", "丁", "戊", "己", "庚",
            "辛", "壬", "癸" };
    private static String[] branchNames = { "子", "丑", "寅", "卯", "辰", "巳", "午",
            "未", "申", "酉", "戌", "亥" };
    private static String[] animalNames = { "鼠", "牛", "虎", "兔", "龙", "蛇", "马",
            "羊", "猴", "鸡", "狗", "猪" };

    public static final String[] daysOfMonth = { "1", "2", "3", "4", "5", "6",
            "7", "8", "9", "10", "11", "12", "13", "14", "15", "16", "17",
            "18", "19", "20", "21", "22", "23", "24", "25", "26", "27", "28",
            "29", "30", "31" };

    private String monthOfAlmanac[] = {"正月","二月","三月","四月","五月","六月","七月","八月","九月","十月","冬月","腊月"};
    private String daysOfAlmanac[] = { "初一", "初二", "初三", "初四", "初五", "初六",
            "初七", "初八", "初九", "初十", "十一", "十二", "十三", "十四", "十五", "十六", "十七",
            "十八", "十九", "二十", "廿一", "廿二", "廿三", "廿四", "廿五", "廿六", "廿七", "廿八",
            "廿九", "三十" }; // 农历的天数

    public CalendarUtil() {
        setGregorian(1901, 1, 1);
    }

    /**
     * 得到对应天的农历 要判断闰月 月初 月末     * 
     * @param y
     * @param m
     * @param d
     * @return String
     */
    public String getChineseDay(int y, int m, int d) {

        CalendarUtil c = new CalendarUtil();

        c.setGregorian(y, m, d);
        c.computeChineseFields();
        c.computeSolarTerms();

        int cd = c.getChineseDate();

        return daysOfAlmanac[cd - 1];
    }

    /**
     *  得到对应天的农历
     *  要判断闰月 月初 月末
     * @param y
     * @param m
     * @param d
     * @return
     */
    public String getChineseMonth(int y, int m, int d) {
        setGregorian(y,m,d);
        computeChineseFields();
        computeSolarTerms();
        
        int cd = getChineseMonth();
        if(cd < 1 || cd > 29)
            cd = 1;
        return monthOfAlmanac[cd -1];
    }
    
    public void setGregorian(int y, int m, int d) {
        gregorianYear = y;
        gregorianMonth = m;
        gregorianDate = d;
        isGregorianLeap = isGregorianLeapYear(y);
        dayOfYear = dayOfYear(y, m, d);
        dayOfWeek = dayOfWeek(y, m, d);
        chineseYear = 0;
        chineseMonth = 0;
        chineseDate = 0;
        sectionalTerm = 0;
        principleTerm = 0;
    }

    // 判断是否是闰年
    public static boolean isGregorianLeapYear(int year) {
        boolean isLeap = false;
        if (year % 4 == 0)
            isLeap = true;
        if (year % 100 == 0)
            isLeap = false;
        if (year % 400 == 0)
            isLeap = true;
        return isLeap;
    }

    // 返回一个月有几天
    public static int daysInGregorianMonth(int y, int m) {
        int d = daysInGregorianMonth[m - 1];
        if (m == 2 && isGregorianLeapYear(y))
            d++; // 公历闰年二月多一天
        return d;
    }

    // 计算当前天在本年中是第几天
    public static int dayOfYear(int y, int m, int d) {
        int c = 0;
        for (int i = 1; i < m; i++) {
            c = c + daysInGregorianMonth(y, i);
        }
        c = c + d;
        return c;
    }

    // 当前天是本周的第几天 , 从星期天开始算
    public static int dayOfWeek(int y, int m, int d) {
        int w = 1; // 公历一年一月一日是星期一,所以起始值为星期日
        y = (y - 1) % 400 + 1; // 公历星期值分部 400 年循环一次
        int ly = (y - 1) / 4; // 闰年次数
        ly = ly - (y - 1) / 100;
        ly = ly + (y - 1) / 400;
        int ry = y - 1 - ly; // 常年次数
        w = w + ry; // 常年星期值增一
        w = w + 2 * ly; // 闰年星期值增二
        w = w + dayOfYear(y, m, d);
        w = (w - 1) % 7 + 1;
        return w;
    }

    // 农历月份大小压缩表,两个字节表示一年。两个字节共十六个二进制位数,
    // 前四个位数表示闰月月份,后十二个位数表示十二个农历月份的大小。
    private static char[] chineseMonths = { 0x00, 0x04, 0xad, 0x08, 0x5a, 0x01,
            0xd5, 0x54, 0xb4, 0x09, 0x64, 0x05, 0x59, 0x45, 0x95, 0x0a, 0xa6,
            0x04, 0x55, 0x24, 0xad, 0x08, 0x5a, 0x62, 0xda, 0x04, 0xb4, 0x05,
            0xb4, 0x55, 0x52, 0x0d, 0x94, 0x0a, 0x4a, 0x2a, 0x56, 0x02, 0x6d,
            0x71, 0x6d, 0x01, 0xda, 0x02, 0xd2, 0x52, 0xa9, 0x05, 0x49, 0x0d,
            0x2a, 0x45, 0x2b, 0x09, 0x56, 0x01, 0xb5, 0x20, 0x6d, 0x01, 0x59,
            0x69, 0xd4, 0x0a, 0xa8, 0x05, 0xa9, 0x56, 0xa5, 0x04, 0x2b, 0x09,
            0x9e, 0x38, 0xb6, 0x08, 0xec, 0x74, 0x6c, 0x05, 0xd4, 0x0a, 0xe4,
            0x6a, 0x52, 0x05, 0x95, 0x0a, 0x5a, 0x42, 0x5b, 0x04, 0xb6, 0x04,
            0xb4, 0x22, 0x6a, 0x05, 0x52, 0x75, 0xc9, 0x0a, 0x52, 0x05, 0x35,
            0x55, 0x4d, 0x0a, 0x5a, 0x02, 0x5d, 0x31, 0xb5, 0x02, 0x6a, 0x8a,
            0x68, 0x05, 0xa9, 0x0a, 0x8a, 0x6a, 0x2a, 0x05, 0x2d, 0x09, 0xaa,
            0x48, 0x5a, 0x01, 0xb5, 0x09, 0xb0, 0x39, 0x64, 0x05, 0x25, 0x75,
            0x95, 0x0a, 0x96, 0x04, 0x4d, 0x54, 0xad, 0x04, 0xda, 0x04, 0xd4,
            0x44, 0xb4, 0x05, 0x54, 0x85, 0x52, 0x0d, 0x92, 0x0a, 0x56, 0x6a,
            0x56, 0x02, 0x6d, 0x02, 0x6a, 0x41, 0xda, 0x02, 0xb2, 0xa1, 0xa9,
            0x05, 0x49, 0x0d, 0x0a, 0x6d, 0x2a, 0x09, 0x56, 0x01, 0xad, 0x50,
            0x6d, 0x01, 0xd9, 0x02, 0xd1, 0x3a, 0xa8, 0x05, 0x29, 0x85, 0xa5,
            0x0c, 0x2a, 0x09, 0x96, 0x54, 0xb6, 0x08, 0x6c, 0x09, 0x64, 0x45,
            0xd4, 0x0a, 0xa4, 0x05, 0x51, 0x25, 0x95, 0x0a, 0x2a, 0x72, 0x5b,
            0x04, 0xb6, 0x04, 0xac, 0x52, 0x6a, 0x05, 0xd2, 0x0a, 0xa2, 0x4a,
            0x4a, 0x05, 0x55, 0x94, 0x2d, 0x0a, 0x5a, 0x02, 0x75, 0x61, 0xb5,
            0x02, 0x6a, 0x03, 0x61, 0x45, 0xa9, 0x0a, 0x4a, 0x05, 0x25, 0x25,
            0x2d, 0x09, 0x9a, 0x68, 0xda, 0x08, 0xb4, 0x09, 0xa8, 0x59, 0x54,
            0x03, 0xa5, 0x0a, 0x91, 0x3a, 0x96, 0x04, 0xad, 0xb0, 0xad, 0x04,
            0xda, 0x04, 0xf4, 0x62, 0xb4, 0x05, 0x54, 0x0b, 0x44, 0x5d, 0x52,
            0x0a, 0x95, 0x04, 0x55, 0x22, 0x6d, 0x02, 0x5a, 0x71, 0xda, 0x02,
            0xaa, 0x05, 0xb2, 0x55, 0x49, 0x0b, 0x4a, 0x0a, 0x2d, 0x39, 0x36,
            0x01, 0x6d, 0x80, 0x6d, 0x01, 0xd9, 0x02, 0xe9, 0x6a, 0xa8, 0x05,
            0x29, 0x0b, 0x9a, 0x4c, 0xaa, 0x08, 0xb6, 0x08, 0xb4, 0x38, 0x6c,
            0x09, 0x54, 0x75, 0xd4, 0x0a, 0xa4, 0x05, 0x45, 0x55, 0x95, 0x0a,
            0x9a, 0x04, 0x55, 0x44, 0xb5, 0x04, 0x6a, 0x82, 0x6a, 0x05, 0xd2,
            0x0a, 0x92, 0x6a, 0x4a, 0x05, 0x55, 0x0a, 0x2a, 0x4a, 0x5a, 0x02,
            0xb5, 0x02, 0xb2, 0x31, 0x69, 0x03, 0x31, 0x73, 0xa9, 0x0a, 0x4a,
            0x05, 0x2d, 0x55, 0x2d, 0x09, 0x5a, 0x01, 0xd5, 0x48, 0xb4, 0x09,
            0x68, 0x89, 0x54, 0x0b, 0xa4, 0x0a, 0xa5, 0x6a, 0x95, 0x04, 0xad,
            0x08, 0x6a, 0x44, 0xda, 0x04, 0x74, 0x05, 0xb0, 0x25, 0x54, 0x03 };

    // 初始日,公历农历对应日期:
    // 公历 1901 年 1 月 1 日,对应农历 4598 年 11 月 11 日
    private static int baseYear = 1901;
    private static int baseMonth = 1;
    private static int baseDate = 1;
    private static int baseIndex = 0;
    private static int baseChineseYear = 4598 - 1;
    private static int baseChineseMonth = 11;
    private static int baseChineseDate = 11;

    public int computeChineseFields() {
        if (gregorianYear < 1901 || gregorianYear > 2100)
            return 1;
        int startYear = baseYear;
        int startMonth = baseMonth;
        int startDate = baseDate;
        chineseYear = baseChineseYear;
        chineseMonth = baseChineseMonth;
        chineseDate = baseChineseDate;
        // 第二个对应日,用以提高计算效率
        // 公历 2000 年 1 月 1 日,对应农历 4697 年 11 月 25 日
        if (gregorianYear >= 2000) {
            startYear = baseYear + 99;
            startMonth = 1;
            startDate = 1;
            chineseYear = baseChineseYear + 99;
            chineseMonth = 11;
            chineseDate = 25;
        }
        int daysDiff = 0;
        for (int i = startYear; i < gregorianYear; i++) {
            daysDiff += 365;
            if (isGregorianLeapYear(i))
                daysDiff += 1; // leap year
        }
        for (int i = startMonth; i < gregorianMonth; i++) {
            daysDiff += daysInGregorianMonth(gregorianYear, i);
        }
        daysDiff += gregorianDate - startDate;

        chineseDate += daysDiff;
        int lastDate = daysInChineseMonth(chineseYear, chineseMonth);
        int nextMonth = nextChineseMonth(chineseYear, chineseMonth);
        while (chineseDate > lastDate) {
            if (Math.abs(nextMonth) < Math.abs(chineseMonth))
                chineseYear++;
            chineseMonth = nextMonth;
            chineseDate -= lastDate;
            lastDate = daysInChineseMonth(chineseYear, chineseMonth);
            nextMonth = nextChineseMonth(chineseYear, chineseMonth);
        }
        return 0;
    }

    private static int[] bigLeapMonthYears = {
            // 大闰月的闰年年份
            6, 14, 19, 25, 33, 36, 38, 41, 44, 52, 55, 79, 117, 136, 147, 150,
            155, 158, 185, 193 };

    public static int daysInChineseMonth(int y, int m) {
        // 注意:闰月 m < 0
        int index = y - baseChineseYear + baseIndex;
        int v = 0;
        int l = 0;
        int d = 30;
        if (1 <= m && m <= 8) {
            v = chineseMonths[2 * index];
            l = m - 1;
            if (((v >> l) & 0x01) == 1)
                d = 29;
        } else if (9 <= m && m <= 12) {
            v = chineseMonths[2 * index + 1];
            l = m - 9;
            if (((v >> l) & 0x01) == 1)
                d = 29;
        } else {
            v = chineseMonths[2 * index + 1];
            v = (v >> 4) & 0x0F;
            if (v != Math.abs(m)) {
                d = 0;
            } else {
                d = 29;
                for (int i = 0; i < bigLeapMonthYears.length; i++) {
                    if (bigLeapMonthYears[i] == index) {
                        d = 30;
                        break;
                    }
                }
            }
        }
        return d;
    }

    public static int nextChineseMonth(int y, int m) {
        int n = Math.abs(m) + 1;
        if (m > 0) {
            int index = y - baseChineseYear + baseIndex;
            int v = chineseMonths[2 * index + 1];
            v = (v >> 4) & 0x0F;
            if (v == m)
                n = -m;
        }
        if (n == 13)
            n = 1;
        return n;
    }

    private static char[][] sectionalTermMap = {
            { 7, 6, 6, 6, 6, 6, 6, 6, 6, 5, 6, 6, 6, 5, 5, 6, 6, 5, 5, 5, 5, 5,
                    5, 5, 5, 4, 5, 5 },
            { 5, 4, 5, 5, 5, 4, 4, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 4, 4, 4, 3,
                    3, 4, 4, 3, 3, 3 },
            { 6, 6, 6, 7, 6, 6, 6, 6, 5, 6, 6, 6, 5, 5, 6, 6, 5, 5, 5, 6, 5, 5,
                    5, 5, 4, 5, 5, 5, 5 },
            { 5, 5, 6, 6, 5, 5, 5, 6, 5, 5, 5, 5, 4, 5, 5, 5, 4, 4, 5, 5, 4, 4,
                    4, 5, 4, 4, 4, 4, 5 },
            { 6, 6, 6, 7, 6, 6, 6, 6, 5, 6, 6, 6, 5, 5, 6, 6, 5, 5, 5, 6, 5, 5,
                    5, 5, 4, 5, 5, 5, 5 },
            { 6, 6, 7, 7, 6, 6, 6, 7, 6, 6, 6, 6, 5, 6, 6, 6, 5, 5, 6, 6, 5, 5,
                    5, 6, 5, 5, 5, 5, 4, 5, 5, 5, 5 },
            { 7, 8, 8, 8, 7, 7, 8, 8, 7, 7, 7, 8, 7, 7, 7, 7, 6, 7, 7, 7, 6, 6,
                    7, 7, 6, 6, 6, 7, 7 },
            { 8, 8, 8, 9, 8, 8, 8, 8, 7, 8, 8, 8, 7, 7, 8, 8, 7, 7, 7, 8, 7, 7,
                    7, 7, 6, 7, 7, 7, 6, 6, 7, 7, 7 },
            { 8, 8, 8, 9, 8, 8, 8, 8, 7, 8, 8, 8, 7, 7, 8, 8, 7, 7, 7, 8, 7, 7,
                    7, 7, 6, 7, 7, 7, 7 },
            { 9, 9, 9, 9, 8, 9, 9, 9, 8, 8, 9, 9, 8, 8, 8, 9, 8, 8, 8, 8, 7, 8,
                    8, 8, 7, 7, 8, 8, 8 },
            { 8, 8, 8, 8, 7, 8, 8, 8, 7, 7, 8, 8, 7, 7, 7, 8, 7, 7, 7, 7, 6, 7,
                    7, 7, 6, 6, 7, 7, 7 },
            { 7, 8, 8, 8, 7, 7, 8, 8, 7, 7, 7, 8, 7, 7, 7, 7, 6, 7, 7, 7, 6, 6,
                    7, 7, 6, 6, 6, 7, 7 } };
    private static char[][] sectionalTermYear = {
            { 13, 49, 85, 117, 149, 185, 201, 250, 250 },
            { 13, 45, 81, 117, 149, 185, 201, 250, 250 },
            { 13, 48, 84, 112, 148, 184, 200, 201, 250 },
            { 13, 45, 76, 108, 140, 172, 200, 201, 250 },
            { 13, 44, 72, 104, 132, 168, 200, 201, 250 },
            { 5, 33, 68, 96, 124, 152, 188, 200, 201 },
            { 29, 57, 85, 120, 148, 176, 200, 201, 250 },
            { 13, 48, 76, 104, 132, 168, 196, 200, 201 },
            { 25, 60, 88, 120, 148, 184, 200, 201, 250 },
            { 16, 44, 76, 108, 144, 172, 200, 201, 250 },
            { 28, 60, 92, 124, 160, 192, 200, 201, 250 },
            { 17, 53, 85, 124, 156, 188, 200, 201, 250 } };
    private static char[][] principleTermMap = {
            { 21, 21, 21, 21, 21, 20, 21, 21, 21, 20, 20, 21, 21, 20, 20, 20,
                    20, 20, 20, 20, 20, 19, 20, 20, 20, 19, 19, 20 },
            { 20, 19, 19, 20, 20, 19, 19, 19, 19, 19, 19, 19, 19, 18, 19, 19,
                    19, 18, 18, 19, 19, 18, 18, 18, 18, 18, 18, 18 },
            { 21, 21, 21, 22, 21, 21, 21, 21, 20, 21, 21, 21, 20, 20, 21, 21,
                    20, 20, 20, 21, 20, 20, 20, 20, 19, 20, 20, 20, 20 },
            { 20, 21, 21, 21, 20, 20, 21, 21, 20, 20, 20, 21, 20, 20, 20, 20,
                    19, 20, 20, 20, 19, 19, 20, 20, 19, 19, 19, 20, 20 },
            { 21, 22, 22, 22, 21, 21, 22, 22, 21, 21, 21, 22, 21, 21, 21, 21,
                    20, 21, 21, 21, 20, 20, 21, 21, 20, 20, 20, 21, 21 },
            { 22, 22, 22, 22, 21, 22, 22, 22, 21, 21, 22, 22, 21, 21, 21, 22,
                    21, 21, 21, 21, 20, 21, 21, 21, 20, 20, 21, 21, 21 },
            { 23, 23, 24, 24, 23, 23, 23, 24, 23, 23, 23, 23, 22, 23, 23, 23,
                    22, 22, 23, 23, 22, 22, 22, 23, 22, 22, 22, 22, 23 },
            { 23, 24, 24, 24, 23, 23, 24, 24, 23, 23, 23, 24, 23, 23, 23, 23,
                    22, 23, 23, 23, 22, 22, 23, 23, 22, 22, 22, 23, 23 },
            { 23, 24, 24, 24, 23, 23, 24, 24, 23, 23, 23, 24, 23, 23, 23, 23,
                    22, 23, 23, 23, 22, 22, 23, 23, 22, 22, 22, 23, 23 },
            { 24, 24, 24, 24, 23, 24, 24, 24, 23, 23, 24, 24, 23, 23, 23, 24,
                    23, 23, 23, 23, 22, 23, 23, 23, 22, 22, 23, 23, 23 },
            { 23, 23, 23, 23, 22, 23, 23, 23, 22, 22, 23, 23, 22, 22, 22, 23,
                    22, 22, 22, 22, 21, 22, 22, 22, 21, 21, 22, 22, 22 },
            { 22, 22, 23, 23, 22, 22, 22, 23, 22, 22, 22, 22, 21, 22, 22, 22,
                    21, 21, 22, 22, 21, 21, 21, 22, 21, 21, 21, 21, 22 } };
    private static char[][] principleTermYear = {
            { 13, 45, 81, 113, 149, 185, 201 },
            { 21, 57, 93, 125, 161, 193, 201 },
            { 21, 56, 88, 120, 152, 188, 200, 201 },
            { 21, 49, 81, 116, 144, 176, 200, 201 },
            { 17, 49, 77, 112, 140, 168, 200, 201 },
            { 28, 60, 88, 116, 148, 180, 200, 201 },
            { 25, 53, 84, 112, 144, 172, 200, 201 },
            { 29, 57, 89, 120, 148, 180, 200, 201 },
            { 17, 45, 73, 108, 140, 168, 200, 201 },
            { 28, 60, 92, 124, 160, 192, 200, 201 },
            { 16, 44, 80, 112, 148, 180, 200, 201 },
            { 17, 53, 88, 120, 156, 188, 200, 201 } };

    public int computeSolarTerms() {
        if (gregorianYear < 1901 || gregorianYear > 2100)
            return 1;
        sectionalTerm = sectionalTerm(gregorianYear, gregorianMonth);
        principleTerm = principleTerm(gregorianYear, gregorianMonth);
        return 0;
    }

    public static int sectionalTerm(int y, int m) {
        if (y < 1901 || y > 2100)
            return 0;
        int index = 0;
        int ry = y - baseYear + 1;
        while (ry >= sectionalTermYear[m - 1][index])
            index++;
        int term = sectionalTermMap[m - 1][4 * index + ry % 4];
        if ((ry == 121) && (m == 4))
            term = 5;
        if ((ry == 132) && (m == 4))
            term = 5;
        if ((ry == 194) && (m == 6))
            term = 6;
        return term;
    }

    public static int principleTerm(int y, int m) {
        if (y < 1901 || y > 2100)
            return 0;
        int index = 0;
        int ry = y - baseYear + 1;
        while (ry >= principleTermYear[m - 1][index])
            index++;
        int term = principleTermMap[m - 1][4 * index + ry % 4];
        if ((ry == 171) && (m == 3))
            term = 21;
        if ((ry == 181) && (m == 5))
            term = 21;
        return term;
    }

    public String toString() {
        StringBuffer buf = new StringBuffer();
        buf.append("Gregorian Year: " + gregorianYear + "\n");
        buf.append("Gregorian Month: " + gregorianMonth + "\n");
        buf.append("Gregorian Date: " + gregorianDate + "\n");
        buf.append("Is Leap Year: " + isGregorianLeap + "\n");
        buf.append("Day of Year: " + dayOfYear + "\n");
        buf.append("Day of Week: " + dayOfWeek + "\n");
        buf.append("Chinese Year: " + chineseYear + "\n");
        buf.append("Heavenly Stem: " + ((chineseYear - 1) % 10) + "\n");
        buf.append("Earthly Branch: " + ((chineseYear - 1) % 12) + "\n");
        buf.append("Chinese Month: " + chineseMonth + "\n");
        buf.append("Chinese Date: " + chineseDate + "\n");
        buf.append("Sectional Term: " + sectionalTerm + "\n");
        buf.append("Principle Term: " + principleTerm + "\n");
        return buf.toString();
    }

    public String[] getYearTable() {
        setGregorian(gregorianYear, 1, 1);
        computeChineseFields();
        computeSolarTerms();
        String[] table = new String[58]; // 6*9 + 4
        table[0] = getTextLine(27, "公历年历:" + gregorianYear);
        table[1] = getTextLine(27, "农历年历:" + (chineseYear + 1) + " ("
                + stemNames[(chineseYear + 1 - 1) % 10]
                + branchNames[(chineseYear + 1 - 1) % 12] + " - "
                + animalNames[(chineseYear + 1 - 1) % 12] + "年)");
        int ln = 2;
        String blank = "                                         " + "  "
                + "                                         ";
        String[] mLeft = null;
        String[] mRight = null;
        for (int i = 1; i <= 6; i++) {
            table[ln] = blank;
            ln++;
            mLeft = getMonthTable();
            mRight = getMonthTable();
            for (int j = 0; j < mLeft.length; j++) {
                String line = mLeft[j] + "  " + mRight[j];
                table[ln] = line;
                ln++;
            }
        }
        table[ln] = blank;
        ln++;
        table[ln] = getTextLine(0, "##/## - 公历日期/农历日期,(*)#月 - (闰)农历月第一天");
        ln++;
        return table;
    }

    public static String getTextLine(int s, String t) {
        String str = "                                         " + "  "
                + "                                         ";
        if (t != null && s < str.length() && s + t.length() < str.length())
            str = str.substring(0, s) + t + str.substring(s + t.length());
        return str;
    }

    private static String[] monthNames = { "一", "二", "三", "四", "五", "六", "七",
            "八", "九", "十", "十一", "十二" };

    public String[] getMonthTable() {
        setGregorian(gregorianYear, gregorianMonth, 1);
        computeChineseFields();
        computeSolarTerms();
        String[] table = new String[8];
        String title = null;
        if (gregorianMonth < 11)
            title = "                   ";
        else
            title = "                 ";
        title = title + monthNames[gregorianMonth - 1] + "月"
                + "                   ";
        String header = "   日    一    二    三    四    五    六 ";
        String blank = "                                          ";
        table[0] = title;
        table[1] = header;
        int wk = 2;
        String line = "";
        for (int i = 1; i < dayOfWeek; i++) {
            line += "     " + ' ';
        }
        int days = daysInGregorianMonth(gregorianYear, gregorianMonth);
        for (int i = gregorianDate; i <= days; i++) {
            line += getDateString() + ' ';
            rollUpOneDay();
            if (dayOfWeek == 1) {
                table[wk] = line;
                line = "";
                wk++;
            }
        }
        for (int i = dayOfWeek; i <= 7; i++) {
            line += "     " + ' ';
        }
        table[wk] = line;
        for (int i = wk + 1; i < table.length; i++) {
            table[i] = blank;
        }
        for (int i = 0; i < table.length; i++) {
            table[i] = table[i].substring(0, table[i].length() - 1);
        }

        return table;
    }

    private static String[] chineseMonthNames = { "正", "二", "三", "四", "五", "六",
            "七", "八", "九", "十", "冬", "腊" };
    private static String[] principleTermNames = { "雨水", "春分", "谷雨", "夏满",
            "夏至", "大暑", "处暑", "秋分", "霜降", "小雪", "冬至", "大寒" };
    private static String[] sectionalTermNames = { "立春", "惊蛰", "清明", "立夏",
            "芒种", "小暑", "立秋", "白露", "寒露", "立冬", "大雪", "小寒" };

    public String getDateString() {
        String str = "*  /  ";
        String gm = String.valueOf(gregorianMonth);
        if (gm.length() == 1)
            gm = ' ' + gm;
        String cm = String.valueOf(Math.abs(chineseMonth));
        if (cm.length() == 1)
            cm = ' ' + cm;
        String gd = String.valueOf(gregorianDate);
        if (gd.length() == 1)
            gd = ' ' + gd;
        String cd = String.valueOf(chineseDate);
        if (cd.length() == 1)
            cd = ' ' + cd;
        if (gregorianDate == sectionalTerm) {
            str = " " + sectionalTermNames[gregorianMonth - 1];
        } else if (gregorianDate == principleTerm) {
            str = " " + principleTermNames[gregorianMonth - 1];
        } else if (chineseDate == 1 && chineseMonth > 0) {
            str = " " + chineseMonthNames[chineseMonth - 1] + "月";
        } else if (chineseDate == 1 && chineseMonth < 0) {
            str = "*" + chineseMonthNames[-chineseMonth - 1] + "月";
        } else {
            str = gd + '/' + cd;
        }
        return str;
    }

    public int rollUpOneDay() {
        dayOfWeek = dayOfWeek % 7 + 1;
        dayOfYear++;
        gregorianDate++;
        int days = daysInGregorianMonth(gregorianYear, gregorianMonth);
        if (gregorianDate > days) {
            gregorianDate = 1;
            gregorianMonth++;
            if (gregorianMonth > 12) {
                gregorianMonth = 1;
                gregorianYear++;
                dayOfYear = 1;
                isGregorianLeap = isGregorianLeapYear(gregorianYear);
            }
            sectionalTerm = sectionalTerm(gregorianYear, gregorianMonth);
            principleTerm = principleTerm(gregorianYear, gregorianMonth);
        }
        chineseDate++;
        days = daysInChineseMonth(chineseYear, chineseMonth);
        if (chineseDate > days) {
            chineseDate = 1;
            chineseMonth = nextChineseMonth(chineseYear, chineseMonth);
            if (chineseMonth == 1)
                chineseYear++;
        }
        return 0;
    }

    public int getGregorianYear() {
        return gregorianYear;
    }

    public void setGregorianYear(int gregorianYear) {
        this.gregorianYear = gregorianYear;
    }

    public int getGregorianMonth() {
        return gregorianMonth;
    }

    public void setGregorianMonth(int gregorianMonth) {
        this.gregorianMonth = gregorianMonth;
    }

    public int getGregorianDate() {
        return gregorianDate;
    }

    public void setGregorianDate(int gregorianDate) {
        this.gregorianDate = gregorianDate;
    }

    public boolean isGregorianLeap() {
        return isGregorianLeap;
    }

    public void setGregorianLeap(boolean isGregorianLeap) {
        this.isGregorianLeap = isGregorianLeap;
    }

    public int getDayOfYear() {
        return dayOfYear;
    }

    public void setDayOfYear(int dayOfYear) {
        this.dayOfYear = dayOfYear;
    }

    public int getDayOfWeek() {
        return dayOfWeek;
    }

    public void setDayOfWeek(int dayOfWeek) {
        this.dayOfWeek = dayOfWeek;
    }

    public int getChineseYear() {
        return chineseYear;
    }

    public void setChineseYear(int chineseYear) {
        this.chineseYear = chineseYear;
    }

    public int getChineseMonth() {
        return chineseMonth;
    }

    public void setChineseMonth(int chineseMonth) {
        this.chineseMonth = chineseMonth;
    }

    public int getChineseDate() {
        return chineseDate;
    }

    public void setChineseDate(int chineseDate) {
        this.chineseDate = chineseDate;
    }

    public int getSectionalTerm() {
        return sectionalTerm;
    }

    public void setSectionalTerm(int sectionalTerm) {
        this.sectionalTerm = sectionalTerm;
    }

    public int getPrincipleTerm() {
        return principleTerm;
    }

    public void setPrincipleTerm(int principleTerm) {
        this.principleTerm = principleTerm;
    }

    public static char[] getDaysInGregorianMonth() {
        return daysInGregorianMonth;
    }

    public static void setDaysInGregorianMonth(char[] daysInGregorianMonth) {
        CalendarUtil.daysInGregorianMonth = daysInGregorianMonth;
    }

    public static String[] getStemNames() {
        return stemNames;
    }

    public static void setStemNames(String[] stemNames) {
        CalendarUtil.stemNames = stemNames;
    }

    public static String[] getBranchNames() {
        return branchNames;
    }

    public static void setBranchNames(String[] branchNames) {
        CalendarUtil.branchNames = branchNames;
    }

    public static String[] getAnimalNames() {
        return animalNames;
    }

    public static void setAnimalNames(String[] animalNames) {
        CalendarUtil.animalNames = animalNames;
    }

    public static char[] getChineseMonths() {
        return chineseMonths;
    }

    public static void setChineseMonths(char[] chineseMonths) {
        CalendarUtil.chineseMonths = chineseMonths;
    }

    public static int getBaseYear() {
        return baseYear;
    }

    public static void setBaseYear(int baseYear) {
        CalendarUtil.baseYear = baseYear;
    }

    public static int getBaseMonth() {
        return baseMonth;
    }

    public static void setBaseMonth(int baseMonth) {
        CalendarUtil.baseMonth = baseMonth;
    }

    public static int getBaseDate() {
        return baseDate;
    }

    public static void setBaseDate(int baseDate) {
        CalendarUtil.baseDate = baseDate;
    }

    public static int getBaseIndex() {
        return baseIndex;
    }

    public static void setBaseIndex(int baseIndex) {
        CalendarUtil.baseIndex = baseIndex;
    }

    public static int getBaseChineseYear() {
        return baseChineseYear;
    }

    public static void setBaseChineseYear(int baseChineseYear) {
        CalendarUtil.baseChineseYear = baseChineseYear;
    }

    public static int getBaseChineseMonth() {
        return baseChineseMonth;
    }

    public static void setBaseChineseMonth(int baseChineseMonth) {
        CalendarUtil.baseChineseMonth = baseChineseMonth;
    }

    public static int getBaseChineseDate() {
        return baseChineseDate;
    }

    public static void setBaseChineseDate(int baseChineseDate) {
        CalendarUtil.baseChineseDate = baseChineseDate;
    }

    public static int[] getBigLeapMonthYears() {
        return bigLeapMonthYears;
    }

    public static void setBigLeapMonthYears(int[] bigLeapMonthYears) {
        CalendarUtil.bigLeapMonthYears = bigLeapMonthYears;
    }

    public static char[][] getSectionalTermMap() {
        return sectionalTermMap;
    }

    public static void setSectionalTermMap(char[][] sectionalTermMap) {
        CalendarUtil.sectionalTermMap = sectionalTermMap;
    }

    public static char[][] getSectionalTermYear() {
        return sectionalTermYear;
    }

    public static void setSectionalTermYear(char[][] sectionalTermYear) {
        CalendarUtil.sectionalTermYear = sectionalTermYear;
    }

    public static char[][] getPrincipleTermMap() {
        return principleTermMap;
    }

    public static void setPrincipleTermMap(char[][] principleTermMap) {
        CalendarUtil.principleTermMap = principleTermMap;
    }

    public static char[][] getPrincipleTermYear() {
        return principleTermYear;
    }

    public static void setPrincipleTermYear(char[][] principleTermYear) {
        CalendarUtil.principleTermYear = principleTermYear;
    }

    public static String[] getMonthNames() {
        return monthNames;
    }

    public static void setMonthNames(String[] monthNames) {
        CalendarUtil.monthNames = monthNames;
    }

    public static String[] getChineseMonthNames() {
        return chineseMonthNames;
    }

    public static void setChineseMonthNames(String[] chineseMonthNames) {
        CalendarUtil.chineseMonthNames = chineseMonthNames;
    }

    public static String[] getPrincipleTermNames() {
        return principleTermNames;
    }

    public static void setPrincipleTermNames(String[] principleTermNames) {
        CalendarUtil.principleTermNames = principleTermNames;
    }

    public static String[] getSectionalTermNames() {
        return sectionalTermNames;
    }

    public static void setSectionalTermNames(String[] sectionalTermNames) {
        CalendarUtil.sectionalTermNames = sectionalTermNames;
    }

    public static void main(String[] arg) {
        CalendarUtil c = new CalendarUtil();
        String cmd = "day";
        int y = 2010;
        int m = 8;
        int d = 11;

        c.setGregorian(y, m, d);
        c.computeChineseFields();
        c.computeSolarTerms();

        if (cmd.equalsIgnoreCase("year")) {
            String[] t = c.getYearTable();
            for (int i = 0; i < t.length; i++)
                System.out.println(t[i]);
        } else if (cmd.equalsIgnoreCase("month")) {
            String[] t = c.getMonthTable();
            for (int i = 0; i < t.length; i++)
                System.out.println(t[i]);
        } else {
            System.out.println(c.toString());
        }
        System.out.println(c.getDateString());

    }

}

    private static String dateFrom = "yyyy/MM/dd";
    private static Calendar c = Calendar.getInstance();

    public static String getCurrentDate() {
        SimpleDateFormat sdf = new SimpleDateFormat(dateFrom);
        Date curentDate = new Date(System.currentTimeMillis());
        return sdf.format(curentDate);
    }
    
    
    
    public static int getYear(){
        int year=c.get(Calendar.YEAR);
        return year;
    }
    public static int getMonth(){
        int month=c.get(Calendar.MONTH);
        return month+1;
    }
    public static int getdate(){
        int date=c.get(Calendar.DAY_OF_MONTH);
        return date;
    }
    //根据日期“yy/MM/dd”格式的日期获取星期 
    public static String getWeekdays(String strdate) throws Exception{
        SimpleDateFormat sdf = new SimpleDateFormat("yyyy/MM/dd");
        Date date = sdf.parse(strdate);
        String[] weekDays = {"星期日", "星期一", "星期二", "星期三", "星期四", "星期五", "星期六"};
        Calendar cal = Calendar.getInstance();
        cal.setTime(date);
        int w = cal.get(Calendar.DAY_OF_WEEK) - 1;
        if (w < 0)
            w = 0;
        return weekDays[w];
    }
    
    
    
    //获得每月的天数
    public static int getDays(int month,int cur_month,int cur_year){
        int days=0;
        if(month==cur_month){
            days= StudentbudgetUntility.getdate();
        }else{
            if(month==1||month==3||month==5||month==7||month==8||month==10||month==12){
                days=31;
            }
            if(month==4||month==6||month==9||month==11){
                days=30;
            }
            if(month==2){
                if(((cur_year%100==0)&&(cur_year%400==0))||((cur_year%100!=0)&&(cur_year%4==0))){
                    days=29;
                }else{
                    days=28;
                }
            }
        }
        return days;
    }

(在F:\java\MyGetTime)

原文地址:https://www.cnblogs.com/ct732003684/p/2877052.html