JAVA爬虫实现自动登录淘宝

package util;
import org.openqa.selenium.By;
import org.openqa.selenium.WebElement;
import org.openqa.selenium.firefox.FirefoxDriver;
import org.openqa.selenium.firefox.FirefoxOptions;
import org.openqa.selenium.firefox.FirefoxProfile;
import java.io.File;
import java.util.Random;
public class TestCase2 {
  public static void main(String[] args)
  {
    System.setProperty("webdriver.firefox.bin","C:\\Program Files\\Mozilla Firefox\\firefox.exe");
    System.setProperty("webdriver.gecko.driver","C:\\Users\\18431\\IdeaProjects\\SeleniumDemo\\bin\\geckodriver.exe");
    FirefoxOptions options = new FirefoxOptions();
    FirefoxProfile profile = new FirefoxProfile(new File("C:\\Users\\18431\\AppData\\Roaming\\Mozilla\\Firefox\\Profiles\\efzu2oem.default"));
    options.setProfile(profile);
    FirefoxDriver driver = new FirefoxDriver();
    driver.get("https://login.m.taobao.com/login.htm");
    //下面开始完全模拟正常人的操作，所以你会看到很多 sleep 操作
    WebElement usernameElement = driver.findElement(By.id("username"));
    //模拟用户点击用户名输入框
    usernameElement.click();
    String username = "18588260144";//你的手机号
    String password = "xxxxxxxxxxx";//你的密码
    Random rand = new Random();
    try {
      for (int i = 0; i <username.length() ; i++) {
        Thread.sleep(rand.nextInt(1000));//随机睡眠0-1秒
        //逐个输入单个字符
        usernameElement.sendKeys(""+username.charAt(i));
      }
      WebElement passwordElement = driver.findElement(By.id("password"));
      passwordElement.click();
      //输入完成用户名后，随机睡眠0-3秒
      Thread.sleep(rand.nextInt(3000));
      for (int i = 0; i <password.length() ; i++) {
        Thread.sleep(rand.nextInt(1000));
        passwordElement.sendKeys(""+password.charAt(i));
      }
      driver.findElement(By.id("btn-submit")).click();
    } catch (Exception e){
      e.printStackTrace();
    }
    try {
      Thread.sleep(300000);
    }catch (InterruptedException ie){
      ie.printStackTrace();
    }
    driver.quit();
  }
}