http模拟登陆及发请求

时间：2023-11-17 23:14:56

首先声明下，如果服务端写入的cookie属性是HttpOnly的，程序是不能自动获取cookie的，需要人工登陆网站获取cookie再把cookie写死，如下图所示：

http测试工具：http://www.atool.org/httptest.php

http模拟登陆及发请求

package com.eshore.ismp.hbinterface.vsop.client.productCancelBatcher;

import java.io.BufferedReader;

import java.io.IOException;

import java.io.InputStreamReader;

import java.io.OutputStream;

import java.io.OutputStreamWriter;

import java.io.UnsupportedEncodingException;

import java.net.HttpURLConnection;

import java.net.MalformedURLException;

import java.net.URL;

import java.net.URLEncoder;

import java.security.MessageDigest;

import java.security.NoSuchAlgorithmException;

import com.alibaba.fastjson.JSONObject;

public class HttpLoginUtils {

	private final static String UTF8="UTF8";

	private final static String MD5="MD5";

	private final static char HEX_DIGITS[] = { '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd','e', 'f' };

	private String cookie="JSESSIONID=E1487B3796D918D418DD8D184278C37E; LBN=node20; login_userId=24%2Cadmin_0%2C%E7%AE%A1%E7%90%86%E5%91%98; login_userType=1";

	private static final String userName="admin_0";

	private static final String password="Ismp!@#$";

	public static final String type="1";

	public static final String inputCode="JUGG";

	public static final String oldCode="JUGG";

	public static final String LOGIN_DCN_URL="http://127.0.0.1:30082/adminweb/user_login.do?";

	public static final String LOGIN_URL="http://127.0.0.1:9000/adminweb/user_login.do?";

	private static final String CANCEL_URL="http://127.0.0.1:9001/adminweb/hbmonth/productCancel.do?";

	public void request(String tel,long time,String contentId) throws MalformedURLException,IOException{

		/*try{

			cookie=this.login();

		}catch(Exception e){

			e.printStackTrace();

		}*/

		//发送请求

		JSONObject productList = new JSONObject();

		productList.put("contentId",contentId+"@"+contentId);

		productList.put("startTime", time);

		productList.put("tel", tel);

		String param = "productList=["+productList+"]&source=12"

			      +"&operatorAccount=admin_0"+"&operatorName=管理员";

		URL url = new URL(CANCEL_URL);

		HttpURLConnection httpConn = (HttpURLConnection) url.openConnection();

		httpConn.setRequestProperty("Content-Type", "application/x-www-form-urlencoded; charset=UTF-8");

		httpConn.setDoOutput(true);

		httpConn.setRequestMethod("POST");

		httpConn.setUseCaches(false);

		System.out.println("cookies:"+cookie);

		httpConn.setRequestProperty("Cookie",cookie);

		OutputStream output = httpConn.getOutputStream();

		output.write(param.getBytes());

		OutputStreamWriter outr = new OutputStreamWriter(output,"UTF-8");

		outr.flush();

		outr.close();

		BufferedReader redoReader = new BufferedReader(new InputStreamReader(httpConn

				.getInputStream(),"UTF-8"));

		StringBuffer redoBuf = new StringBuffer();

		String line = null;

		while ((line = redoReader.readLine()) != null) {

			redoBuf.append(line);

		}

		System.out.println("result info："+redoBuf.toString());

	}

	/**

	 * @return

	 * 获取cookie

	 * @throws MalformedURLException,IOException

	 */

	public String login() throws MalformedURLException,IOException{

		String cookie="";

		String pswd = this.MD5Encode(password);

		String param = "&username="+userName+"&password="+pswd+"&type="+type+"&inputCode="+inputCode+"&oldCode="+oldCode;

		URL url=new URL(LOGIN_URL);

		HttpURLConnection httpConn=(HttpURLConnection) url.openConnection();

		//设定传送的内容类型是可序列化的java对象 (如果不设此项,在传送序列化对象时,当WEB服务默认的不是这种类型时可能抛java.io.EOFException)

		httpConn.setRequestProperty("Content-Type", "application/x-www-form-urlencoded; charset=UTF-8");

		//设置是否从httpUrlConnection读入，默认情况下是true

		httpConn.setDoOutput(true);

		httpConn.setRequestMethod("POST");

		//Post 请求不能使用缓存

		httpConn.setUseCaches(false);

		httpConn.setInstanceFollowRedirects(false);

		//httpConn.connect();

		// httpConn.getOutputStream();隐形调用了httpConn.connect();

		OutputStream output = httpConn.getOutputStream();

		//写入输出流

		output.write(param.getBytes());

		OutputStreamWriter outr = new OutputStreamWriter(output,"UTF-8");

		outr.flush();

		outr.close();

		//创建读对象

		BufferedReader loginReader = new BufferedReader(new InputStreamReader(httpConn

				.getInputStream(),"UTF-8"));

		StringBuffer sb = new StringBuffer();

		String line = null;

		//一行一行读取

		while ((line = loginReader.readLine()) != null) {

			sb.append(line);

		}

		System.out.println("output ："+sb.toString());

		//获取服务端返回的cookie

		cookie = httpConn.getHeaderField("Set-Cookie");

		return cookie;

	}

	public  String MD5Encode(String originalString) {

		try {

			byte[] originalBytes = originalString.getBytes(UTF8);

			MessageDigest md = MessageDigest.getInstance(MD5);

			md.update(originalBytes);

			byte[] temps = md.digest();

			int j = temps.length;

			char[] str = new char[j * 2];

			int k = 0;

			for (int i = 0; i < j; i++) {

				byte tempByte = temps[i];

				str[k++] = HEX_DIGITS[tempByte >>> 4 & 0xf];

				str[k++] = HEX_DIGITS[tempByte & 0xf];

			}

			return new String(str).toUpperCase();

		} catch (UnsupportedEncodingException e) {

			e.printStackTrace();

		} catch (NoSuchAlgorithmException e) {

			e.printStackTrace();

		}

		return null;

	}

	/**

	 * @param args

	 * test

	 * @throws IOException

	 * @throws MalformedURLException

	 */

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

		String cookie=new HttpLoginUtils().login();

		System.out.println("cookie:"+cookie);

	}

}

　　

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