获取经纬度范围，根据两点间经纬度坐标（double值），计算两点间距离，单位为米

package com.xxx.xxx.common.util;

import lombok.Data;

public class LonLatUtil {
    private static final double PI = 3.14159265;
    private static final double EARTH_RADIUS = 6378137;
    private static final double RAD = Math.PI / 180.0;


    /**
     * 获取经纬度范围
     * @param raidus 单位米
     * return minLat,minLng,maxLat,maxLng
     */
    public static double[] getAround(double lat,double lon,int raidus){

        Double latitude = lat;
        Double longitude = lon;

        Double degree = (24901*1609)/360.0;
        double raidusMile = raidus;

        Double dpmLat = 1/degree;
        Double radiusLat = dpmLat*raidusMile;
        Double minLat = latitude - radiusLat;
        Double maxLat = latitude + radiusLat;

        Double mpdLng = degree*Math.cos(latitude * (PI/180));
        Double dpmLng = 1 / mpdLng;
        Double radiusLng = dpmLng*raidusMile;
        Double