HttpClient 通过代理访问验证服务器

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

import org.apache.commons.httpclient.Credentials;
import org.apache.commons.httpclient.HttpClient;
import org.apache.commons.httpclient.HttpException;
import org.apache.commons.httpclient.UsernamePasswordCredentials;
import org.apache.commons.httpclient.auth.AuthScope;
import org.apache.commons.httpclient.methods.PostMethod;

import com.alibaba.fastjson.JSONObject;

public class test {
        public static void main(String[] args) {
            //穿件httpClient对象
            HttpClient client = new HttpClient();
            //配置代理服务器ip、端口
            client.getHostConfiguration().setProxy("183.30.201.144",9797);
            client.getParams().setAuthenticationPreemptive(true);
            //设置代理服务器账户密码
//            client.getState().setProxyCredentials(AuthScope.ANY, new UsernamePasswordCredentials("anyo", "Pass1234"));
            //设置目标服务器验证的账户密码
            Credentials aa = new UsernamePasswordCredentials("roewe_query", "1234567890abcdef");
            client.getState().setCredentials(AuthScope.ANY,aa);
            //目标URL,配置post方法
            PostMethod postMethod = new PostMethod("https://myapi.anyocharging.com:18765/auth/oauth/token?grant_type=client_credentials");
//            GetMethod postMethod = new GetMethod("http://www.mi.com");
            StringBuffer response=new StringBuffer();
            try {
                client.executeMethod(postMethod);
                BufferedReader reader;
                System.out.println(postMethod.getStatusCode());
                reader = new BufferedReader(new InputStreamReader(postMethod.getResponseBodyAsStream(),"UTF-8"));
                String line;
                while ((line = reader.readLine()) != null) {
                    System.out.println(line);
                response.append(line);
                }
                reader.close();
            } catch (HttpException e) {
                e.printStackTrace();
            } catch (IOException e) {
                e.printStackTrace();
            }
            JSONObject jsonObject = JSONObject.parseObject(response.toString());
            System.out.println(jsonObject.toJSONString());
        }
}