import org.apache.http.HttpHost;

import org.apache.http.HttpResponse;

import org.apache.http.auth.AuthScope;

import org.apache.http.auth.UsernamePasswordCredentials;

import org.apache.http.client.CredentialsProvider;

import org.apache.http.client.config.RequestConfig;

import org.apache.http.client.methods.HttpGet;

import org.apache.http.impl.client.BasicCredentialsProvider;

import org.apache.http.impl.client.CloseableHttpClient;

import org.apache.http.impl.client.HttpClients;

import org.apache.http.util.EntityUtils;

import java.io.IOException;

/**

 * 流量订单Demo

 * @ClassName FlowOrderDemo

 * @Description

 * @Date 2019/10/25 15:10

 **/

public class FlowOrderDemo {

    public static String orderId = "";

    public static String secret = "";

    public static String proxyHost = "flow.hailiangip.com";

    public static int proxyPort = 14223;

    public static String createPwd(String orderId, String secret) {

        String signTemplate = "orderId={orderId}&secret={secret}&time={time}";

        String passwordTemplate = "orderId={orderId}&sign={sign}&time={time}&pid=-1&cid=-1&uid=&sip=0&nd=0";

        long time = System.currentTimeMillis() / 1000;

        String str1 = signTemplate.replace("{orderId}", orderId)

                .replace("{secret}", secret)

                .replace("{time}", String.valueOf(time));

        String sign = org.apache.commons.codec.digest.DigestUtils.md5Hex(str1).toLowerCase();

        return passwordTemplate.replace("{orderId}", orderId)

                .replace("{sign}", sign)

                .replace("{time}", String.valueOf(time));

    }

    public static void httpProxyWithPassRequest(String destUrl,String proxyHost, int proxyPort, String proxyUserName, String proxyPassword) throws IOException {

        HttpHost host = new HttpHost(proxyHost, proxyPort);

        CredentialsProvider provider = new BasicCredentialsProvider();

        provider.setCredentials(new AuthScope(host), new UsernamePasswordCredentials(proxyUserName, proxyPassword));

        CloseableHttpClient client = HttpClients.custom()

                .setDefaultCredentialsProvider(provider).build();

        HttpGet httpGet = new HttpGet(destUrl);

        RequestConfig requestConfig = RequestConfig.custom().setConnectTimeout(6000)

                .setSocketTimeout(6000).setProxy(host).build();

        httpGet.setConfig(requestConfig);

        HttpResponse httpResponse = client.execute(httpGet);

        System.out.println("http代理请求状态码: " + httpResponse.getStatusLine());

        System.out.println("http代理请求响应内容: " +EntityUtils.toString(httpResponse.getEntity()));

    }

    public static String destUrl = "http://api.hailiangip.com:8422/api/myIp";

    public static void main(String[] args) {

        try {

            httpProxyWithPassRequest(destUrl, proxyHost , proxyPort, "proxy", createPwd(orderId, secret));

        } catch (Exception e) {

            System.out.println(e);

        }

    }

}