htmlunit使用小例子：模拟新浪邮箱登录、修改密码、更改帐号昵称

为了用Java编写一个邮件群发软件，接触到了htmlunit，没太大技术含量，仅是使用htmlunit经验。

 

import java.io.IOException;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.Arrays;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

import com.gargoylesoftware.htmlunit.BrowserVersion;
import com.gargoylesoftware.htmlunit.FailingHttpStatusCodeException;
import com.gargoylesoftware.htmlunit.HttpMethod;
import com.gargoylesoftware.htmlunit.WebClient;
import com.gargoylesoftware.htmlunit.WebRequest;
import com.gargoylesoftware.htmlunit.html.HtmlForm;
import com.gargoylesoftware.htmlunit.html.HtmlInput;
import com.gargoylesoftware.htmlunit.html.HtmlPage;
import com.gargoylesoftware.htmlunit.html.HtmlSubmitInput;
import com.gargoylesoftware.htmlunit.util.NameValuePair;

public class MySina {

	private WebClient client;
	private WebRequest request;

	private String sinaLoginUrl = "http://mail.sina.com.cn/cgi-bin/login.php";
	private String hostSinaUrl = "";

	public static void main(String[] args)
			throws FailingHttpStatusCodeException, MalformedURLException,
			IOException {

		String username = "***";
		String password = "***";
		String newpassword = "***";
		String nickname = "***";
		MySina mySina = new MySina();
		
		if(mySina.mailLoginBySina(username, password)){		//登录
			mySina.updatePwdBySina(password,newpassword);	//修改密码
			mySina.updateNickName(nickname);				//修改帐户昵称
		}else{
			System.out.println("登录失败！请检查用户名和密码是否正确！");
		}
	}

	public MySina() {
		client = new WebClient(BrowserVersion.INTERNET_EXPLORER_8);
		client.setJavaScriptEnabled(false);
	}

	/**
	 * 
	 * 更改帐户昵称
	 * 
	 * @param nickname
	 *            昵称
	 * @return boolean
	 * @throws FailingHttpStatusCodeException
	 * @throws IOException
	 */
	public boolean updateNickName(String nickname)
			throws FailingHttpStatusCodeException, IOException {

		String sinaSetUrl = hostSinaUrl + "basic/setting_account";
		request = new WebRequest(new URL(sinaSetUrl),HttpMethod.POST);

		request.setCharset("utf-8");
		request.setRequestParameters(Arrays.asList(
				new NameValuePair("nickname", nickname),
				new NameValuePair("pop3", "on"),
				new NameValuePair("imap", "on")));

		client.getPage(request);
		HtmlPage p = client.getPage(hostSinaUrl + "classic/index.php");

		if (p.getBody().getTextContent()
				.indexOf("\"NickName\":\"" + nickname + "\"") > 0) {
			return true;
		} else {
			return false;
		}
	}

	/**
	 * 
	 * 修改密码
	 * 
	 * @param oldpassword
	 *            旧密码
	 * @param newpassword
	 *            新密码
	 * @return boolean
	 * @throws FailingHttpStatusCodeException
	 * @throws IOException
	 */
	public boolean updatePwdBySina(String oldpassword, String newpassword)
			throws FailingHttpStatusCodeException, IOException {

		String sinaSetUrl = "http://login.sina.com.cn/member/security/password.php";
		
		request = new WebRequest(new URL(sinaSetUrl),HttpMethod.POST);

		request.setCharset("gbk");
		request.setRequestParameters(Arrays.asList(
				new NameValuePair("pass",oldpassword),
				new NameValuePair("pass1", newpassword),
				new NameValuePair("pass2", newpassword)));

		HtmlPage p = client.getPage(request);

		if (p.getBody().getTextContent().indexOf("您的密码修改成功") > 0) {
			return true;
		} else {
			return false;
		}
	}

	/**
	 * 登录
	 * 
	 * @param username
	 *            用户名
	 * @param password
	 *            密码
	 * @return boolean
	 * @throws FailingHttpStatusCodeException
	 * @throws MalformedURLException
	 * @throws IOException
	 */
	public boolean mailLoginBySina(String username, String password)
			throws FailingHttpStatusCodeException, MalformedURLException,
			IOException {

		HtmlPage loginPage = client.getPage(sinaLoginUrl);
		HtmlForm loginForm = loginPage.getFormByName("free");

		HtmlInput u = loginForm.getInputByName("u");
		HtmlInput psw = loginForm.getInputByName("psw");
		HtmlSubmitInput loginButton = loginForm.getInputByName("登录");

		u.setValueAttribute(username);
		psw.setValueAttribute(password);

		HtmlPage result = loginButton.click();
		String resultUrl = result.getUrl().toString();

		if (resultUrl.indexOf("classic/index.php") > 0) {

			String regex = "http://(.*?)/";
			hostSinaUrl = myRegex(resultUrl, regex, null);

			if (hostSinaUrl.length() > 0) {
				return true;
			} else {
				return false;
			}
		} else {
			return false;
		}
	}

	/**
	 * 
	 * 正则匹配替换
	 * 
	 * @param str
	 * @param reg
	 * @param replace
	 * @return
	 */
	public String myRegex(String str, String reg, String[] replace) {

		String result = null;

		Matcher m = Pattern.compile(reg).matcher(str);

		while (m.find()) {

			result = m.group();

			if (replace != null && replace.length > 0) {

				for (String s : replace) {
					result = result.replace(s, "");
				}
			}
		}
		return result;
	}
}

　　没太大技术含量，仅是使用htmlunit经验。

　　附上htmlunit jar文件和API https://files.cnblogs.com/skillCoding/htmlunit-2.9-bin.zip