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+package com.huimv.business.utils;
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+
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+import cn.hutool.core.date.DateTime;
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+import lombok.extern.slf4j.Slf4j;
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+import org.springframework.stereotype.Component;
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+
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+import java.sql.Timestamp;
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+import java.text.ParseException;
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+import java.text.SimpleDateFormat;
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+import java.util.ArrayList;
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+import java.util.Calendar;
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+import java.util.Date;
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+
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+/**
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+ * @Project : huimv.shiwan
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+ * @Package : com.huimv.biosafety.uface.controller
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+ * @Description : TODO
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+ * @Version : 1.0
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+ * @Author : ZhuoNing
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+ * @Create : 2020-12-25
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+ **/
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+@Component
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+@Slf4j
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+public class DateUtil {
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+ /**
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+ * 获取今天
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+ *
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+ * @return String
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+ */
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+ public String getToday() {
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+ return new SimpleDateFormat("yyyy-MM-dd").format(new Date());
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+ }
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+
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+ /**
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+ * 获取昨天
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+ *
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+ * @return String
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+ */
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+ public String getYestoday() {
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+ Calendar cal = Calendar.getInstance();
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+ cal.add(Calendar.DATE, -1);
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+ Date time = cal.getTime();
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+ return new SimpleDateFormat("yyyy-MM-dd").format(time);
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+ }
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+
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+ /**
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+ * 获取本月开始日期
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+ *
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+ * @return String
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+ **/
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+ public String getMonthStart() {
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+ Calendar cal = Calendar.getInstance();
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+ cal.add(Calendar.MONTH, 0);
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+ cal.set(Calendar.DAY_OF_MONTH, 1);
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+ Date time = cal.getTime();
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+ return new SimpleDateFormat("yyyy-MM-dd").format(time);
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+ }
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+
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+ /**
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+ * 获取本月最后一天
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+ *
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+ * @return String
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+ **/
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+ public String getMonthEnd() {
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+ Calendar cal = Calendar.getInstance();
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+ cal.set(Calendar.DAY_OF_MONTH, cal.getActualMaximum(Calendar.DAY_OF_MONTH));
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+ Date time = cal.getTime();
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+ return new SimpleDateFormat("yyyy-MM-dd").format(time);
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+ }
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+
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+ /**
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+ * 获取本周的第一天
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+ *
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+ * @return String
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+ **/
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+ public String getWeekStart() {
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+ Calendar cal = Calendar.getInstance();
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+ cal.add(Calendar.WEEK_OF_MONTH, 0);
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+ cal.set(Calendar.DAY_OF_WEEK, 2);
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+ Date time = cal.getTime();
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+ return new SimpleDateFormat("yyyy-MM-dd").format(time);
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+ }
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+
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+ /**
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+ * 获取本周的最后一天
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+ *
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+ * @return String
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+ **/
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+ public String getWeekEnd() {
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+ Calendar cal = Calendar.getInstance();
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+ cal.set(Calendar.DAY_OF_WEEK, cal.getActualMaximum(Calendar.DAY_OF_WEEK));
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+ cal.add(Calendar.DAY_OF_WEEK, 1);
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+ Date time = cal.getTime();
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+ return new SimpleDateFormat("yyyy-MM-dd").format(time);
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+ }
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+
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+ /**
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+ * 获取本年的第一天
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+ *
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+ * @return String
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+ **/
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+ public String getYearStart() {
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+ return new SimpleDateFormat("yyyy").format(new Date()) + "-01-01";
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+ }
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+
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+ /**
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+ * 获取本年的最后一天
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+ *
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+ * @return String
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+ **/
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+ public String getYearEnd() {
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+ Calendar calendar = Calendar.getInstance();
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+ calendar.set(Calendar.MONTH, calendar.getActualMaximum(Calendar.MONTH));
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+ calendar.set(Calendar.DAY_OF_MONTH, calendar.getActualMaximum(Calendar.DAY_OF_MONTH));
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+ Date currYearLast = calendar.getTime();
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+ return new SimpleDateFormat("yyyy-MM-dd").format(currYearLast);
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+ }
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+
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+ //Long转换为Date格式
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+ public String fromLongToDate(Long time, String format) {
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+ SimpleDateFormat sdf = new SimpleDateFormat(format);
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+ Date date = new Date(time);
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+ return sdf.format(date);
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+ }
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+
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+ public String formatTimestampToDatetime(Timestamp timestamp) {
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+ SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
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+ return sdf.format(timestamp);
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+ }
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+
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+ public String formatTimestampToDate(Timestamp timestamp) {
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+ SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
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+ return sdf.format(timestamp);
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+ }
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+
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+ //格式化本年
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+ public String getThisYear() {
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+ Calendar cal = Calendar.getInstance();
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+ int year = cal.get(Calendar.YEAR);
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+ return String.valueOf(year);
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+ }
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+
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+ //格式化本月
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+ public String getThisMonth() {
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+ Calendar cal = Calendar.getInstance();
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+ int month = cal.get(Calendar.MONTH) + 1;
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+ if (String.valueOf(month).length() == 1) {
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+ return "0" + String.valueOf(month);
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+ } else {
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+ return String.valueOf(month);
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+ }
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+ }
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+
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+ //格式化日期时间
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+ public String formatDateTime(String dateText) throws ParseException {
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+ if (dateText.indexOf("T") != -1) {
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+ dateText = dateText.replace("T", " ");
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+ }
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+ SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
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+ Date date = sdf.parse(dateText);
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+ return sdf.format(date);
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+ }
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+
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+ public String formatDateText(String dateText) throws ParseException {
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+ if (dateText.indexOf("T") != -1) {
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+ dateText = dateText.replace("T", " ");
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+ }
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+ SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
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+ Date date = sdf.parse(dateText);
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+ return sdf.format(date);
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+ }
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+
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+ public String formatDateText(Date date) throws ParseException {
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+ SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
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+ return sdf.format(date);
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+ }
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+
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+ public Date parseDateTime(String dateText) throws ParseException {
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+ if (dateText.indexOf("T") != -1) {
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+ dateText = dateText.replace("T", " ");
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+ }
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+ SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
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+ return sdf.parse(dateText);
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+ }
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+
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+ public Date parseDate(String dateText) {
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+ if (dateText.indexOf("T") != -1) {
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+ dateText = dateText.replace("T", " ");
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+ }
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+ try {
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+ SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
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+ return sdf.parse(dateText);
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+ } catch (Exception e) {
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+ return null;
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+ }
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+ }
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+
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+
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+ public Date parseDatePlus(String dateText) {
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+ try {
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+ SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
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+ Calendar cd = Calendar.getInstance();
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+ cd.setTime(sdf.parse(dateText));
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+ cd.add(Calendar.DATE, 1);//增加一天
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+ //cd.add(Calendar.MONTH, n);//增加一个月
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+ return sdf.parse(sdf.format(cd.getTime()));
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+ } catch (Exception e) {
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+ return null;
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+ }
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+ }
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+
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+ public Date parseDate2(String dateText) throws ParseException {
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+ SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
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+ return sdf.parse(dateText);
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+ }
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+
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+ public Long parseDateTimeLong(String dateText) throws ParseException {
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+ if (dateText.indexOf("T") != -1) {
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+ dateText = dateText.replace("T", " ");
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+ }
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+ SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
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+ Date date = sdf.parse(dateText);
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+ return date.getTime();
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+ }
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+
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+
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+ //
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+ public Date getTodayDate() throws ParseException {
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+ SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
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+ return sdf.parse(sdf.format(new Date()));
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+ }
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+
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+ public String getTodayDateText() throws ParseException {
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+ SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
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+ return sdf.format(new Date());
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+ }
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+
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+ public String getTodayText() throws ParseException {
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+ SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
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+ return sdf.format(new Date());
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+ }
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+
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+ public String getTodayMissionText() throws ParseException {
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+ SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss.SSS");
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+ return sdf.format(new Date());
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+ }
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+
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+ public String getStartDateInThisMonth() {
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+ DateTime date = cn.hutool.core.date.DateUtil.date();
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+ return (cn.hutool.core.date.DateUtil.beginOfMonth(date) + "").substring(0, 10);
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+ }
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+
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+ public String getEndDateInThisMonth() {
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+ DateTime date = cn.hutool.core.date.DateUtil.date();
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+ return (date + "").substring(0, 10);
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+ }
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+
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+ /**
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+ * 获取过去或者未来 任意天内的日期数组
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+ *
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+ * @param intervals intervals天内
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+ * @return 日期数组
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+ */
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+ public ArrayList<String> test(int intervals) {
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+ ArrayList<String> pastDaysList = new ArrayList<>();
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+ ArrayList<String> fetureDaysList = new ArrayList<>();
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+ for (int i = 0; i < intervals; i++) {
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+ pastDaysList.add(getPastDate(i));
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+ fetureDaysList.add(getFetureDate(i));
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+ }
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+ return pastDaysList;
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+ }
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+
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+ /**
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+ * 获取过去第几天的日期
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+ *
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+ * @param past
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+ * @return
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+ */
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+ public String getPastDate(int past) {
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+ Calendar calendar = Calendar.getInstance();
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+ calendar.set(Calendar.DAY_OF_YEAR, calendar.get(Calendar.DAY_OF_YEAR) - past);
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+ Date today = calendar.getTime();
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+ SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd");
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+ String result = format.format(today);
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+ return result;
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+ }
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+
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+ /**
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+ * 获取未来 第 past 天的日期
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+ *
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+ * @param past
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+ * @return
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+ */
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+ public String getFetureDate(int past) {
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+ Calendar calendar = Calendar.getInstance();
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+ calendar.set(Calendar.DAY_OF_YEAR, calendar.get(Calendar.DAY_OF_YEAR) + past);
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+ Date today = calendar.getTime();
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+ SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd");
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+ String result = format.format(today);
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+ return result;
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+ }
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+
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+ //重新构建日期
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+ public String rebuildDateTime(String text) {
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+ return text.substring(0, 4) + "-" + text.substring(4, 6) + "-" + text.substring(6, 8) + " " + text.substring(8, 10) + ":" + text.substring(10, 12) + ":" + text.substring(12, 14);
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+ }
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+
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+ public static void main(String[] args) {
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+ DateUtil du = new DateUtil();
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+ //
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+ du.test1();
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+ }
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+
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+ private void test1() {
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+ String text = "20211201104300";
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+// String text = "1234567890abcd";
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+ String date = text.substring(0, 4) + "-" + text.substring(4, 6) + "-" + text.substring(6, 8) + " " + text.substring(8, 10) + ":" + text.substring(10, 12) + ":" + text.substring(12, 14);
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+ System.out.println("date=" + date);
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+ }
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+}
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