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后台首页更 新,新增会员总数/作家总数/作品总数/交易总数统计,新增7日内会员新增/作家新增/作品新增/交易新增统计报表
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@ -1,10 +1,14 @@
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package com.java2nb.common.utils;
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import lombok.SneakyThrows;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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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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import java.util.List;
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/**
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* 日期处理
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@ -91,4 +95,37 @@ public class DateUtils {
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r += "前";
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return r;
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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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@SneakyThrows
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public static String getPastDate(int past,Date date) {
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Calendar calendar = Calendar.getInstance();
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calendar.setTime(date);
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calendar.set(Calendar.DATE, calendar.get(Calendar.DATE) - past);
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Date today = calendar.getTime();
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SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
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return sdf.format(today);
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}
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/**
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* 获取过去几天的日期集合
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*
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* @param past
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* @return
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*/
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public static List<String> getDateList(int past,Date date) {
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List<String> result = new ArrayList<>(past);
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for(int i = past - 1 ; i > 0 ; i--){
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result.add(getPastDate(i,date));
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}
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//今天的日期
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result.add(new SimpleDateFormat("yyyy-MM-dd").format(date));
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return result;
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}
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}
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