Java模拟登录新浪报错

Question

import java.io.IOException;

import java.net.MalformedURLException;

import com.gargoylesoftware.htmlunit.BrowserVersion;

import com.gargoylesoftware.htmlunit.FailingHttpStatusCodeException;

import com.gargoylesoftware.htmlunit.NicelyResynchronizingAjaxController;

import com.gargoylesoftware.htmlunit.WebClient;

import com.gargoylesoftware.htmlunit.html.HtmlInput;

import com.gargoylesoftware.htmlunit.html.HtmlPage;

public class SinaLoginTest {

 public static void main(String[] args) throws Exception {

 WebClient client = new WebClient(BrowserVersion.FIREFOX_24);

 client.getOptions().setJavaScriptEnabled(true); // 默认执行js，如果不执行js，则可能会登录失败，因为用户名密码框需要js来绘制。

 client.getOptions().setCssEnabled(false);

 client.setAjaxController(new NicelyResynchronizingAjaxController());

 client.getOptions().setThrowExceptionOnScriptError(false);
 HtmlPage page = client

 .getPage("http://login.sina.com.cn/sso/login.php?client=ssologin.js(v1.3.16)");

 // System.out.println(page.asText());

 // 登录
 HtmlInput ln = page.getHtmlElementById("username");

 HtmlInput pwd = page.getHtmlElementById("password");

 HtmlInput btn = page

 .getFirstByXPath(".//*[@id='vForm']/div[3]/ul/li[6]/div[2]/input");
 ln.setAttribute("value", "159890555555");

 pwd.setAttribute("value", "nmj121");
 HtmlPage page2 = btn.click();

 // 登录完成，现在可以爬取任意你想要的页面了。

 System.out.println("nnn");

 // System.out.println(page2.asText());
 HtmlPage page3 = client.getPage("http://weibo.com/friends?leftnav=1&wvr=5&isfriends=1&step=2");

 System.out.println(" : " + page3.asXml());
 client.closeAllWindows();

 }
}

              

Answer 1

感觉是运行期你使用的第三方库没有进入classpath