博客

通用

//链接代理

System.setProperty(“http.proxyHost”, “代理地址”);

System.setProperty(“http.proxyPort”, “端口号”);

//身份验证

Authenticator authenticator =new Authenticator() {


public PasswordAuthentication getPasswordAuthentication() {


return new PasswordAuthentication(“代理账号”, “代理密码”.toCharArray());

}

};

Authenticator.setDefault(authenticator);

Https请求配置代理

package com.neusiri.qyyx.utils;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.net.*;
import java.util.Base64;


public class HttpPost {

   public String post(String s_url){
      StringBuffer sb = new StringBuffer();
      HttpURLConnection con = null;

      try {
         URL url = new URL(s_url);
         Proxy proxy = new Proxy(Proxy.Type.HTTP,new InetSocketAddress("代理地址",端口号));
         con = (HttpURLConnection) url.openConnection(proxy);
         Authenticator authenticator =new Authenticator() {
            public PasswordAuthentication getPasswordAuthentication() {
               return new PasswordAuthentication("代理账号", "代理密码".toCharArray());
            }
         };
         Authenticator.setDefault(authenticator);
         //con.connect();
         con.setRequestMethod("POST");
         con.setDoOutput(true);
         con.setDoInput(true);
         con.setUseCaches(false);
         con.setRequestProperty("Content-Type",
               "application/x-www-form-urlencoded");
         OutputStreamWriter osw = new OutputStreamWriter(
               con.getOutputStream(), "UTF-8");
         osw.write(sb.toString());
         osw.flush();
         osw.close();
      } catch (MalformedURLException e) {
         // TODO Auto-generated catch block
         e.printStackTrace();
      } catch (ProtocolException e) {
         // TODO Auto-generated catch block
         e.printStackTrace();
      } catch (IOException e) {
         // TODO Auto-generated catch block
         e.printStackTrace();
      } finally {
         if (con != null) {
            con.disconnect();
         }
      }

      StringBuffer buffer = new StringBuffer();
      try {
         BufferedReader br = new BufferedReader(new InputStreamReader(
               con.getInputStream(), "UTF-8"));
         String temp;
         while ((temp = br.readLine()) != null) {
            buffer.append(temp);
            buffer.append("\n");
         }
      } catch (Exception e) {
         e.printStackTrace();
      }

      return buffer.toString();
   }
   //调用
   public static void main(String args[]) throws IOException
   {
      HttpPost hp = new HttpPost();
      System.out.println("开始");
      String res = hp.post("https://...测试地址");
      System.out.println("成功");
   }

}

HTTP请求

public static HttpClient getHttpClient() throws IOException {


DefaultHttpClient httpClient = new DefaultHttpClient();

//读取配置文件里的代理相关信息

InputStream in = HttpProxy.class.getResourceAsStream(“/application.properties”);

Properties properties=new Properties();

properties.load(in);

String proxyHost = properties.getProperty(“proxy.host”);

String proxyPort = properties.getProperty(“proxy.port”);

String userName = properties.getProperty(“proxy.username”);

String password = properties.getProperty(“proxy.password”);

System.setProperty(“http.proxySet”, “true”);

System.setProperty(“http.proxyHost”, proxyHost);

System.setProperty(“http.proxyPort”, proxyPort);

// 针对https也开启代理

System.setProperty(“https.proxyHost”, proxyHost);

System.setProperty(“https.proxyPort”, proxyPort);

httpClient.getCredentialsProvider().setCredentials(

new AuthScope(proxyHost, Integer.parseInt(proxyPort)),

new UsernamePasswordCredentials(userName, password));

HttpHost proxy = new HttpHost(proxyHost, Integer.parseInt(proxyPort));

httpClient.getParams().setParameter(ConnRouteParams.DEFAULT_PROXY, proxy);

return httpClient;

}

//调用

public static void main(String args[]) throws IOException

{

StringBuffer sb = new StringBuffer();

//创建HttpClient实例

HttpClient client = getHttpClient();

//创建httpGet

List<NameValuePair> params = new ArrayList();

params.add(new BasicNameValuePair(“data”, “{\”requirementName\”:\”\”,\”page\”:\”1\”,\”rows\”:\”10\”}”));

String strData = “”;

//创建Get请求

//执行

try {


strData = EntityUtils.toString(new UrlEncodedFormEntity(params, “UTF-8”));

System.out.println(strData);

//            HttpGet httpGet = new HttpGet(“http://rp.irichers.com/require/checkReqInforList.do”+”?”+strData);

HttpGet httpGet = new HttpGet(“https://qyapi.weixin.qq.com/cgi-bin/gettoken?corpid=wx59a32cbdf0e15ad9&corpsecret=0OjNGfmhYrWAarKcS7oP8dYgMbY25JmiuiINjH5sbsQ”);

HttpResponse response = client.execute(httpGet);

HttpEntity entry = response.getEntity();

if(entry != null)

{


InputStreamReader is = new InputStreamReader(entry.getContent());

BufferedReader br = new BufferedReader(is);

String str = null;

while((str = br.readLine()) != null)

{


sb.append(str.trim());

}

br.close();

}

} catch (ClientProtocolException e) {


// TODO Auto-generated catch block

e.printStackTrace();

} catch (IOException e) {


// TODO Auto-generated catch block

e.printStackTrace();

}

System.out.println(sb.toString());

}