package com.zhgd.xmgl.util;

import org.apache.commons.lang3.StringUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.io.IOException;
import java.net.HttpURLConnection;
import java.net.InetAddress;
import java.net.URL;

/**
 * Ping服务器IP的工具
 *
 * @author leo
 */
public class PingUtil {
    private static final Logger LOGGER = LoggerFactory.getLogger(PingUtil.class);

    // 默认超时时间为10秒
    private static final int DEFAULT_TIMEOUT = 5000;

    /**
     * Ping一个地址
     *
     * @param ip      Ping的IP
     * @param timeout 超时时间
     * @return
     */
    public static boolean ping(String ip, int timeout) {
        boolean status = false;
        try {
            status = InetAddress.getByName(ip).isReachable(timeout);
        } catch (IOException e) {
            LOGGER.warn(e.getMessage());
        }
        return status;
    }

    /**
     * 使用默认超时Ping一个地址
     *
     * @param ip Ping的IP
     * @return
     */
    public static boolean ping(String ip) {
        return ping(ip, DEFAULT_TIMEOUT);
    }

    /**
     * Ping一个HTTP地址
     *
     * @param url
     * @param timeout
     * @return
     */
    public static boolean pingUrl(String url, int timeout) {
        boolean status = false;
        try {
            if (StringUtils.isNotEmpty(url)) {
                URL urlObj = new URL(url);
                HttpURLConnection oc = (HttpURLConnection) urlObj.openConnection();
                oc.setUseCaches(false);
                oc.setConnectTimeout(DEFAULT_TIMEOUT);
                status = oc.getResponseCode() == 200;
            }
        } catch (IOException e) {
            LOGGER.warn(e.getMessage());
        }
        return status;
    }

    public static boolean pingUrl(String url) {
        return pingUrl(url, DEFAULT_TIMEOUT);
    }

    public static void main(String[] args) throws IOException {
        String url = "http://182.101.141.23:83/openUrl/M4XmCic/live.m3u8";
        boolean status = pingUrl(url);
        if (status) {
            System.out.println("OK");
        } else {
            System.out.println("Fail");
        }
    }
}