Java 模拟HTTP Get Post请求详解编程语言

就可以直接运行

主要就是判断帖子存不存在，这是一个get请求
然后用post发送一个回帖，回帖信息在mapData.put(“message”, “友情帮顶了”)中 硬编码为”友情帮顶了”，你可以修改

import java.io.ByteArrayOutputStream; 

import java.io.IOException; 

import java.io.InputStream; 

import java.io.OutputStream; 

import java.io.UnsupportedEncodingException; 

import java.net.HttpURLConnection; 

import java.net.MalformedURLException; 

import java.net.URL; 

import java.net.URLEncoder; 

import java.util.LinkedHashMap; 

import java.util.Map; 

public class Inter { 

 private static final String baseRefer = "http://rs.xidian.edu.cn/forum.php?mod=viewthread tid="; 

 private static final String yourCookeie = "Q8qA_2132_saltkey=g1NJjJ3O; Q8qA_2132_lastvisit=1438243699; Q8qA_2132_lastcheckfeed=256730%7C1438252008; Q8qA_2132_auth=e11aEhhXpLgTYpfDK72YJZEgJHL1v70cUXXDtJ71VbU2dyuH%2BQHw3pGOJhsFxfjbVgNsvyfG1v%2BQlD0lt8kg6J%2B40W0; Q8qA_2132_st_t=256730%7C1438571068%7C51f8a322985e44f65ff1143329e6779a; Q8qA_2132_forum_lastvisit=D_106_1438571068; Q8qA_2132_myrepeat_rr=R0; Q8qA_2132_ulastactivity=d7degfMAwG5AGHshmT%2BwCq1L91znQpEa57p%2F0Vt7VHdC8DrOuGTT; Q8qA_2132_home_diymode=1; tjpctrl=1438781938176; Q8qA_2132_visitedfid=72D551D215D110D13D142D22D91D217D548; Q8qA_2132_st_p=256730%7C1438781224%7C7a73ef608dc3caf733308d63639b3bd0; Q8qA_2132_viewid=tid_773850; Q8qA_2132_smile=10D1; Q8qA_2132_sid=ZnfqQN; Q8qA_2132_lastact=1438781403%09forum.php%09ajax"; 

 public static void main(String[] args) { 

 int startId = 774210; // you need change 

 for (int i = 0; i 100; i++) { 

 postMessage(startId); 

 startId++; 

 public static boolean isExist(int id) { 

 String tmpPath = baseRefer + id; 

 URL url; 

 try { 

 url = new URL(tmpPath); 

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

 con.addRequestProperty("Content-Type", "text/html; charset=UTF-8"); 

 con.addRequestProperty( 

 "User-Agent", 

 "Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/38.0.2125.104 Safari/537.36"); 

 con.addRequestProperty("Referer", "http://t.dianping.com/register"); 

 con.setRequestMethod("GET"); 

 if (con.getResponseCode() == 200) { 

 InputStream inputStr = con.getInputStream(); 

 String info = new String(StreamTool.read(inputStr), "UTF-8"); 

 if (info.contains("抱歉，指定的主题不存在或已被删除或正在被审核")) { 

 System.out.println("id=" + id + "帖子存在或已被删除！"); 

 return false; 

 } catch (MalformedURLException e) { 

 // TODO Auto-generated catch block 

 e.printStackTrace(); 

 } catch (IOException e) { 

 // TODO Auto-generated catch block 

 e.printStackTrace(); 

 } catch (Exception e) { 

 // TODO Auto-generated catch block 

 e.printStackTrace(); 

 return true; 

 public static void postMessage(int id) { 

 if (!isExist(id)) { 

 return; 

 String tmpPath = baseRefer + id; 

 StringBuilder path = new StringBuilder(tmpPath); 

 Map String, String mapData = new LinkedHashMap String, String 

 mapData.put("mod", "post"); 

 mapData.put("action", "reply"); 

 mapData.put("replysubmit", "yes"); 

 mapData.put("infloat", "yes"); 

 mapData.put("handlekey", "fastpost"); 

 mapData.put("inajax", "1"); 

 mapData.put("message", "友情帮顶了"); 

 mapData.put("formhash", "86ec5d81"); 

 try { 

 for (Map.Entry String, String mapEnt : mapData.entrySet()) { 

 path.append(" 

 path.append(mapEnt.getKey() + "="); 

 path.append(URLEncoder.encode(mapEnt.getValue(), "UTF-8")); 

 URL url = new URL(path.toString()); 

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

 con.setRequestMethod("POST"); 

 con.setRequestProperty("Content-Type", 

 "application/x-www-form-urlencoded"); 

 con.setRequestProperty("Content-Length", 

 String.valueOf(path.length())); 

 con.setRequestProperty( 

 "User-Agent", 

 "Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/38.0.2125.104 Safari/537.36"); 

 con.setRequestProperty("Cookie", yourCookeie); 

 con.setDoOutput(true); 

 OutputStream outStr = con.getOutputStream(); 

 outStr.write(path.toString().getBytes()); 

 if (con.getResponseCode() == 200) { 

 InputStream inputStr = con.getInputStream(); 

 String info = new String(StreamTool.read(inputStr), "UTF-8"); 

 System.out.println("在id=" + id + "成功发帖！"); 

 try { 

 Thread.sleep(20 * 1000); 

 } catch (InterruptedException e) { 

 // TODO Auto-generated catch block 

 e.printStackTrace(); 

 } catch (UnsupportedEncodingException e) { 

 // TODO Auto-generated catch block 

 e.printStackTrace(); 

 } catch (MalformedURLException e) { 

 // TODO Auto-generated catch block 

 e.printStackTrace(); 

 } catch (IOException e) { 

 // TODO Auto-generated catch block 

 e.printStackTrace(); 

 } catch (Exception e) { 

 // TODO Auto-generated catch block 

 e.printStackTrace(); 

class StreamTool { 

 public static byte[] read(InputStream inputStr) throws Exception { 

 ByteArrayOutputStream outStr = new ByteArrayOutputStream(); 

 // TODO Auto-generated method stub 

 byte[] buffer = new byte[1024]; 

 int len = 0; 

 while ((len = inputStr.read(buffer)) != -1) { 

 outStr.write(buffer, 0, len); 

 inputStr.close(); 

 return outStr.toByteArray(); 

}

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