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com.myb.common.util.Iputil Maven / Gradle / Ivy

package com.myb.common.util;

import cn.hutool.core.io.resource.ClassPathResource;
import com.myb.common.constant.CommonConstant;
import com.myb.common.enmus.CommonEnum;
import org.lionsoul.ip2region.xdb.Searcher;
import org.springframework.stereotype.Component;
import org.springframework.util.StringUtils;
import sun.applet.Main;

import javax.servlet.http.HttpServletRequest;
import java.io.*;
import java.net.InetAddress;
import java.net.URL;
import java.nio.file.Paths;
import java.util.concurrent.TimeUnit;

/**
 * @Author meiyubin
 * @Date 2023/11/29
 * @DESC ip工具类
 */
@Component
public class Iputil {
    public static String getAddress(String ip) {
     if(StringUtils.isEmpty(ip)||!isValidIP(ip)){
         return CommonEnum.IP_FORMAT_ERROR.getDesc();
     }
         // 1、创建 searcher 对象 (修改为离线库路径)
       // ClassPathResource resource = new ClassPathResource(CommonConstant.IP_FILE_PATH);
        InputStream inputStream = Iputil.class.getResourceAsStream(CommonConstant.IP_FILE_PATH);
        String filePath = "./file.xdb";
        try {
           if(!new File(filePath).exists()){
            convertStreamToFile(inputStream, filePath);}
        } catch (IOException e) {
            throw new RuntimeException(e);
        }
        String dbPath =filePath;
        String region="";
        Searcher searcher = null;
        try {
           // dbPath = Paths.get(resourceUrl.toURI()).toString();
            searcher = Searcher.newWithFileOnly(dbPath);
        } catch (Exception e) {
            return CommonEnum.FILE_PATH_NOT_FIND.getDesc();
        }
        try {
            long sTime = System.nanoTime();
            region = searcher.search(ip);
            long cost = TimeUnit.NANOSECONDS.toMicros((long) (System.nanoTime() - sTime));
        } catch (Exception e) {
        }
        // 3、关闭资源
        try {
            searcher.close();
        } catch (IOException e) {
            throw new RuntimeException(e);
        }
        return region;
    }
    public static boolean isValidIP(String ip) {
        try {
            InetAddress inetAddr = InetAddress.getByName(ip);
            return true;
        } catch (Exception e) {
            return false;
        }

    }
    public static void convertStreamToFile(InputStream inputStream, String filePath) throws IOException {
        try (OutputStream outputStream = new FileOutputStream(filePath)) {
            byte[] buffer = new byte[4096];
            int length;
            while ((length = inputStream.read(buffer)) != -1) {
                outputStream.write(buffer, 0, length);
            }
            outputStream.flush();
        }
    }


    /***
     * 获取客户端ip地址
     * @param request
     */
    public static String getIP(final HttpServletRequest request) throws Exception {
        if (request == null) {
            throw (new Exception("getIpAddr method HttpServletRequest Object is null"));
        }
        String ipStr = request.getHeader("x-forwarded-for");
        if (StringUtils.isEmpty(ipStr) || "unknown".equalsIgnoreCase(ipStr)) {
            ipStr = request.getHeader("Proxy-Client-IP");
        }
        if (StringUtils.isEmpty(ipStr) || "unknown".equalsIgnoreCase(ipStr)) {
            ipStr = request.getHeader("WL-Proxy-Client-IP");
        }
        if (StringUtils.isEmpty(ipStr) || "unknown".equalsIgnoreCase(ipStr)) {
            ipStr = request.getRemoteAddr();
        }
        // 多个路由时,取第一个非unknown的ip
        final String[] arr = ipStr.split(",");
        for (final String str : arr) {
            if (!"unknown".equalsIgnoreCase(str)) {
                ipStr = str;
                break;
            }
        }
        //目的是将localhost访问对应的ip 0:0:0:0:0:0:0:1 转成 127.0.0.1。
        return ipStr.equals("0:0:0:0:0:0:0:1") ? "127.0.0.1" : ipStr;
    }

}




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