判断邮箱密码是否被修改

package com.bjike.goddess.intromanage.excel;

import org.apache.xmlbeans.impl.util.Base64;

import javax.net.ssl.SSLSocketFactory;
import java.io.*;
import java.net.Socket;
import java.net.SocketTimeoutException;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.CountDownLatch;

public class MailPasswordCheck implements Runnable {

private String userName;
private String password;
private String success = "update";

public MailPasswordCheck(String userName, String password) {
this.userName = userName;
this.password = password;
}

private final static String host = "contacts.163.com";
private final static int port = 443;
private final static int TIMEOUT = 3;
private final static int repeat = 3;
private final static String path = "/.well-known/carddav";
private final static SSLSocketFactory ssf = (SSLSocketFactory) SSLSocketFactory.getDefault();
private final static String xmlData = "<?xml version=\"1.0\"?> <d:propfind xmlns:d=\"DAV:\" xmlns:cs=\"http://calendarserver.org/ns/\"> <d:prop> <d:displayname /> <d:getetag /> </d:prop> </d:propfind>";
private final CountDownLatch runCount = new CountDownLatch(3);

private String checkPassword() throws IOException {

Socket socket = ssf.createSocket(host, port);
socket.setSoTimeout(TIMEOUT * 1000);
PrintWriter out = new PrintWriter(new BufferedWriter(new OutputStreamWriter(socket.getOutputStream())));
out.println("PROPFIND " + path + " HTTP/1.1");
out.println("Host: " + host);
String userCredentials = userName + ":" + password;
String basicAuth = "Basic " + new String(Base64.encode(userCredentials.getBytes()));
String authorization = "Authorization: " + basicAuth;
out.println(authorization.trim());
out.println("Content-Length: " + xmlData.length());
out.println("Content-Type: text/xml");
out.println("Depth: 1");
out.println();
out.println(xmlData);
out.flush();

BufferedReader in = new BufferedReader(new InputStreamReader(socket.getInputStream()));

List<String> counts = new ArrayList<>(1);
if (counts.size() == 0) {
try {
counts.add(in.readLine());
} catch (SocketTimeoutException st) {
return "timeout";
}
}
in.close();
// out.close();
// socket.close();
if (counts.get(0).contains("207")) {
return "true";
} else {
return "false";
}
}

@Override
public void run() {
for (int i = 0; i < repeat; i++) {
try {
String result = checkPassword();
if (result.equals("true")) {
success = "success";
for(int j =0;j<=runCount.getCount()+1;j++){
runCount.countDown();
}
break;
} else if (result.equals("false")) {
success = "update";
for(int j =0;j<=runCount.getCount()+1;j++){
runCount.countDown();
}
break;
} else {
success = "timeout";
runCount.countDown();
System.out.println("repeating ...");
continue;
}
} catch (IOException e) {
e.printStackTrace();
}
}
}

public String getSuccess() {
try {
runCount.await();
} catch (InterruptedException e) {
e.printStackTrace();
}
return success;
}

public static void main(String[] args) {
MailPasswordCheck mailPasswordCheck = new MailPasswordCheck("huanghuanlai_aj@163.com", "abc123");
new Thread(mailPasswordCheck).start();
System.out.println(mailPasswordCheck.getSuccess());
}
}