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【Java】 socket实现http POST EGT

作者:wangjinxi7758 / 发布于2015/2/15/ 492


	import java.io.BufferedReader;
	import java.io.IOException;
	import java.io.InputStreamReader;
	import java.io.OutputStream;
	import java.net.InetSocketAddress;
	import java.net.Socket;
	import java.net.SocketAddress;
	import java.security.MessageDigest;
	import java.security.NoSuchAlgorithmException;
	import java.util.ArrayList;
	import java.util.List;
	
	
	public class TestSocketLogin {
	 public static final String socketIp = "*.*.*.*";
	 public static final int socketPort = 8080;
	 private Socket socket;
	 public static void main(String[] args) throws Exception {
	 TestSocketLogin mylogin = new TestSocketLogin();
	 // List<String> list = mylogin.send("GET","https://www.oschina.net/home/login",null);
	
	 String URL = "https://www.oschina.net/action/user/hash_login";
	 String postStr = "email="+"***@qq.com"+"&pwd="+SHA1("***")+"&verifyCode=&save_login=1&";
	 List<String> list = mylogin.send("POST",URL,postStr);
	
	 //List<String> list = mylogin.send("POST",URL,postStr);
	 System.out.println(list.get(2));
	
	
	 }
	 public TestSocketLogin(){
	 Socket socket = new Socket();
	 this.socket = socket;
	 }
	
	 public static String SHA1(String decript) throws Exception {
	 MessageDigest digest = java.security.MessageDigest.getInstance("SHA-1");
	 digest.update(decript.getBytes());
	 byte messageDigest[] = digest.digest();
	 // Create Hex String
	 StringBuffer hexString = new StringBuffer();
	 // 字节数组转换为 十六进制 数
	 for (int i = 0; i < messageDigest.length; i++) {
	 String shaHex = Integer.toHexString(messageDigest[i] & 0xFF);
	 if (shaHex.length() < 2) {
	 hexString.append(0);
	 }
	 hexString.append(shaHex);
	 }
	 return hexString.toString();
	 }
	 private List<String> send(String method,String URL,String postStr) throws Exception{
	 OutputStream out = getSocketStream();
	 out.write(sendMethod(method, URL, postStr));
	 BufferedReader br = new BufferedReader(new InputStreamReader(socket.getInputStream(), "UTF-8"));
	 String line = "";
	 String head = "";
	 String oscid = "";
	 int contentLength = 0;
	 while ((line = br.readLine()) != null) {
	 if (line.startsWith("Content-Length")) {
	 contentLength = Integer.parseInt(line.substring(line.indexOf(':') + 1).trim());
	 }
	 head += line +"\r\n";
	 if(line.contains("oscid="))
	 oscid = line.split("=")[1].split(";")[0];
	 if (line.equals(""))
	 break;
	 }
	 System.out.println("----返回 head: ------\r\n" + head);
	 // 显示 POST 表单提交的内容, 这个内容位于请求的主体部分
	 String body = "";
	 if (contentLength > 0) {
	 System.out.println("返回包体内容：");
	 for (int i = 0; i < contentLength; i++) {
	 body += (char) br.read();
	 System.out.print((char) br.read());
	 }
	 }
	 List<String> list = new ArrayList<String>();
	 list.add(head);
	 list.add(body);
	 list.add(oscid);
	 out.close();
	 br.close();
	 socket.close();
	 return list;
	 }
	 private OutputStream getSocketStream() throws Exception{
	 SocketAddress dest = new InetSocketAddress(socketIp, socketPort);
	 socket.connect(dest);
	 OutputStream out = socket.getOutputStream();
	 return out;
	 }
	 private byte[] sendMethod(String method,String URL,String postStr){
	 StringBuffer sb = new StringBuffer(method.toUpperCase()+" "+URL+" HTTP/1.1\r\n");
	 sb.append("Accept: */*\r\n");
	 sb.append("Accept-Encoding: gzip, deflate\r\n");
	 sb.append("Accept-Language: zh-CN,zh;q=0.8\r\n");
	 sb.append("Connection: keep-alive\r\n");
	 sb.append("Content-Type: application/x-www-form-urlencoded\r\n");
	 //sb.append("Cookie: _reg_key_=XB8MajstLi3QmrN2trsb\r\n");
	 sb.append("X-Requested-With: XMLHttpRequest\r\n");
	 if("POST".equalsIgnoreCase(method))
	 sb.append("Content-Length: "+postStr.length()+"\r\n");
	 /*sb.append("Host: 443\r\n");*/
	 sb.append("\r\n");
	 if("POST".equalsIgnoreCase(method))
	 sb.append(postStr);
	 return sb.toString().getBytes();
	 }
	}

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