160 lines
3.7 KiB
Plaintext
160 lines
3.7 KiB
Plaintext
package com.bonus.doc.docutil;
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import java.text.ParseException;
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import java.text.SimpleDateFormat;
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import java.util.Calendar;
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import java.util.Date;
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import java.util.HashMap;
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import java.util.Map;
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public class ConvertUtils {
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/**
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* 根据小写数字格式的日期转换成大写格式的日期
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*
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* @param date
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* @return
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*/
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public static String getUpperDate(String date) {
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char[] upper = "〇一二三四五六七八九十".toCharArray();
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// 支持yyyy-MM-dd、yyyy/MM/dd、yyyyMMdd等格式
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if (date == null)
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return null;
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// 非数字的都去掉
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date = date.replaceAll("\\D", "");
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if (date.length() != 8)
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return null;
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StringBuilder sb = new StringBuilder();
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for (int i = 0; i < 4; i++) {// 年
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sb.append(upper[Integer.parseInt(date.substring(i, i + 1))]);
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}
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sb.append("年");// 拼接年
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int month = Integer.parseInt(date.substring(4, 6));
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if (month <= 10) {
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sb.append(upper[month]);
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} else {
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sb.append("十").append(upper[month % 10]);
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}
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sb.append("月");// 拼接月
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int day = Integer.parseInt(date.substring(6));
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if (day <= 10) {
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sb.append(upper[day]);
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} else if (day < 20) {
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sb.append("十").append(upper[day % 10]);
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} else {
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sb.append(upper[day / 10]).append("十");
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int tmp = day % 10;
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if (tmp != 0)
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sb.append(upper[tmp]);
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}
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sb.append("日");// 拼接日
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return sb.toString();
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}
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/**
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* 阿拉伯数字转中文数字
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*/
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public static String digit2Chinese(int i) {
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Map<Integer, String> m = new HashMap<Integer, String>();
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m.put(1, "一");
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m.put(2, "二");
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m.put(3, "三");
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m.put(4, "四");
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m.put(5, "五");
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m.put(6, "六");
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m.put(7, "七");
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m.put(8, "八");
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m.put(9, "九");
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m.put(10, "十");
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m.put(11, "十一");
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m.put(12, "十二");
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m.put(13, "十三");
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m.put(14, "十四");
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m.put(15, "十五");
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m.put(16, "十六");
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return m.get(i);
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}
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/**
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* 获取当前月份
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*/
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public static int getCurrentMonth(String date) {
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SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM");
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try {
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Calendar cal = Calendar.getInstance();
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cal.setTime(sdf.parse(date));
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return cal.get(Calendar.MONTH) + 1;
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} catch (ParseException e) {
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e.printStackTrace();
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}
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return 1;
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}
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/**
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* 获取当前月份上一月
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*/
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public static int getCurrentMonthDecrease(String date) {
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SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM");
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try {
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Calendar cal = Calendar.getInstance();
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cal.setTime(sdf.parse(date));
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return cal.get(Calendar.MONTH);
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} catch (ParseException e) {
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e.printStackTrace();
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}
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return 1;
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}
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/**
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* 获取当前年份
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*/
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public static int getCurrentYear(String date) {
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SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM");
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try {
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Calendar cal = Calendar.getInstance();
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cal.setTime(sdf.parse(date));
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return cal.get(Calendar.YEAR);
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} catch (ParseException e) {
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e.printStackTrace();
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}
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return 1;
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}
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/**
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* 月份减一
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* @param month
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* @return
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* @throws ParseException
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*/
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public static String getMonthlyDecrease(String month) throws ParseException {
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SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM");
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Calendar calendar = Calendar.getInstance();
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calendar.setTime(sdf.parse(month));
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calendar.add(Calendar.MONTH, -1);// 当前时间前去一个月，即一个月前的时间
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return sdf.format(calendar.getTime());
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}
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/**
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* 获取某个月份的天数
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*
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* @param month
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* @return
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*/
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public static int getDaysOfMonth(String month) {
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SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM");
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try {
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Date date = sdf.parse(month);
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Calendar calendar = Calendar.getInstance();
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calendar.setTime(date);
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return calendar.getActualMaximum(Calendar.DAY_OF_MONTH);
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} catch (ParseException e) {
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e.printStackTrace();
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}
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return 0;
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}
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}
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