package com.zzg.common.utils;

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

/**
 * 获取当前月份时间
 */
public class CurrentMonthUtils {

    /**
     * 获取当前月份的1号
     *
     * @return
     */
    public static String getCurrentMoth() {
        Calendar calendar = Calendar.getInstance();
        SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd");
        // 获取当月第一天
        calendar = Calendar.getInstance();
        calendar.add(Calendar.MONTH, 0);
        calendar.set(Calendar.DAY_OF_MONTH, 1);
        String firstday = format.format(calendar.getTime());
        return firstday;
    }

    public static String getYearAgo() {
        SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
        Calendar calendar = Calendar.getInstance();
        calendar.setTime(new Date());
        calendar.add(Calendar.YEAR, -1);
        Date y = calendar.getTime();
        String year = format.format(y);
        return year;
    }
}