登录成功页面的代码
JSP注册页面代码
</p>
<p>真实姓名
<label>
<input type="text" name="textfield4" />
</label>
</p>
<p>年龄
<label>
<input type="text" name="textfield5" />
</label>
</p>
<p>职业
<label>
<!--DWLayoutTable-->
<tr>
<td width="528" height="368"> </td>
<td width="344" valign="top"><table width="100%" border="0" cellpadding="0" cellspacing="0">
</label>
<label>
<input type="submit" name="Submit3" value="返回" />
</label>
</p>
</form> </td>
</tr>
网易等邮箱网页登陆源代码2012
在网上找了许多，都是不能用的了，本地登陆还好，放到网站就显示：警告：系统检查到您可能通过不安全的网站登录，请您登录后立即修改密码！但是老板着急让完成。
就接着百度。
终于搞定。
代码共有两部分：一、登陆页面：<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "/TR/1999/REC-html401-19991224/loose.dtd"><HTML xmlns="/1999/xhtml"><HEAD><TITLE>中药方大全</TITLE><META content="text/html; charset=gbk" http-equiv=Content-Type><SCRIPT type=text/javascript src="config.js"></SCRIPT></HEAD><BODY ><FORM id=gomail class=c_form onSubmit="return checktype(this);"method=post name=gomail action=JavaScript:><INPUT type=hidden name=url><INPUT type=hidden name=username> <INPUT type=hidden name=type> <INPUTtype=hidden name=password> <INPUT type=hidden name=domain> <INPUTvalue=/inset.html type=hidden name=.done> <INPUTtype=hidden name=user> <INPUT type=hidden name=pass> <INPUT value=truetype=hidden name=enterVip> <INPUT type=hidden name=UserName> <INPUTtype=hidden name=Password> <INPUT type=hidden name=u> <INPUT type=hiddenname=psw> <INPUT type=hidden name=login> <INPUT type=hiddenname=LoginName> <INPUT type=hidden name=usr> <INPUT type=hidden name=func> <INPUT type=hidden name=login_name> <INPUT type=hiddenname=login_password> <INPUT type=hidden name=BackURL> <INPUTvalue=/mail?ui=html&zy=l type=hiddenname=continue> <INPUT type=hidden name=Email> <INPUT type=hiddenname=email> <INPUT type=hidden name=domainname> <INPUT value=falsetype=hidden name=firstlogin> <INPUT type=hidden name=starttime> <INPUTtype=hidden name=p2> <INPUT type=hidden name=passwd> <INPUT type=hiddenname=id> <INPUT type=hidden name=m> <INPUT type=hidden name=mpass> <INPUT type=hidden name=loginid> <INPUT type=hidden name=appid> <INPUTtype=hidden name=ru> <INPUT type=hidden name=eru> <INPUT type=hiddenname=fl> <INPUT type=hidden name=ct> <INPUT type=hidden name=vr> <INPUTtype=hidden name=sg> <INPUT type=hidden name=vwriter> <INPUT type=hiddenname=vpassword> <INPUT type=hidden name=passport_51_user> <INPUTtype=hidden name=passport_51_password> <INPUT type=hidden name=gourl><INPUT type=hidden name=Passwd> <INPUT value=cn type=hidden name=.intl><INPUT type=hidden name=origURL> <INPUT type=hidden name=formName> <INPUT type=hidden name=method> <INPUT value=true type=hidden name=isplogin><UL><LI><LABEL for=mail_user_ican123>帐号</LABEL> <INPUT id=mail_user_ican123class=int size=25 type=text name=uName> </LI><LI><LABEL for=mail_ail_server_ican123>邮箱</LABEL> <SELECTid=mail_server_ican123 class=select onchange=shortcut() name=domains><OPTION selected value=selected>--请选择--</OPTION> <OPTIONvalue=163> 网易</OPTION> <OPTION value=126></OPTION><OPTION value=sohu> 搜狐</OPTION> <OPTION value=sina>新浪</OPTION> <OPTION value=tom></OPTION> <OPTIONvalue=yahoo></OPTION> <OPTIONvalue=yahoocn></OPTION> <OPTION value=21cn></OPTION><OPTION value=eyou> 亿邮</OPTION> <OPTIONvalue=vipsina></OPTION> <OPTIONvalue=vip163></OPTION> <OPTION value=263></OPTION><OPTION value=yeah></OPTION> <OPTIONvalue=selected>以下请在弹出页登陆↓</OPTION> <OPTIONvalue=gmail></OPTION> <OPTION value=qq></OPTION><OPTION value=188></OPTION> <OPTION value=139></OPTION><OPTION value=sogou></OPTION> <OPTIONvalue=hotmail></OPTION> <OPTIONvalue=kaixin001>开心网</OPTION> <OPTIONvalue=selected>--社交网及其他--</OPTION> <OPTION value=baidu>百度账号</OPTION><OPTION value=renren>人人网</OPTION> <OPTION value=tianya>天涯社区</OPTION><OPTION value=51> 博客</OPTION> <OPTION value=cren>ChinaRen校友录</OPTION></SELECT> </LI><LI><LABEL for=mail_passwd_ican123>密码</LABEL> <INPUTid=mail_passwd_ican123 class=int size=15 type=password name=uPw> <INPUT id=mail_submit_ican123 class=btn value="登录" type=submit name=btn_my></LI></UL></FORM></BODY></HTML>二、相应的js代码（config.js）var ua=erAgent.toLowerCase();var isIE=ua.indexOf("msie")>-1;var isFF=ua.indexOf("firefox")>-1;function regE(c,b,a){if(window.attachEvent){c.attachEvent(b,a)}else {c.addEventListener(b.replace(/^on/,""),a,true)}}function $(a){return document.getElementById(a)}function os(a){return $(a).style}function ResumeError(){return true}window.onerror=ResumeError;// JavaScript Document/*var gm=document.gomail;var vDomain=gm.domains;var vName=gm.uName;var vPw=gm.uPw;*/function checktype(obj){if(obj.domains.value=="selected"){alert("您没有选择邮箱");obj.domains.focus();return false}if(obj.uName.value==""){alert("您没有填写用户名");obj.uName.focus();return false}if(obj.uPw.value==""){alert("您没有填写密码");obj.uPw.focus();return false}if(obj.domains.value=="163"||obj.domains.value=="126"||obj.domains.value=="yeah"){checkwangyi(obj);}else{clickMail(obj);}obj.uPw.value="";return ;this.location.reload();}function clickMail(obj){obj.target="_blank"switch(obj.domains.value){case "188":obj.action="/servlet/coremail/login?language=0&style=1"er.value=obj.uName.valueobj.pass.value=obj.uPw.valuebreakcase "vip163":obj.action="https:///logon.m?language=-1&style=-1" ername.value=obj.uName.valueobj.password.value=obj.uPw.valuebreakcase "netease":obj.action="/cgi/login?verifycookie=1&language=0" ername.value=obj.uName.valueobj.password.value=obj.uPw.valuebreakcase "sohu":obj.action="/login.jsp"obj.url.value=""erName.value=obj.uName.valueobj.Password.value=obj.uPw.valueobj.id.value=obj.uName.valueername.value=obj.uName.valueobj.password.value=obj.uPw.valueobj.m.value=obj.uName.valueobj.passwd.value=obj.uPw.valueobj.mpass.value=obj.uPw.valueobj.loginid.value=obj.uName.value+"@"obj.fl.value="1"obj.vr.value="1|1"obj.appid.value="1000"obj.ru.value="/servlet/LoginServlet"obj.eru.value="/login.jsp"obj.ct.value="1173080990"obj.sg.value="5082635c77272088ae7241ccdf7cf062"breakcase "yahoo":obj.action="https:///config/login"obj.login.value=obj.uName.valueobj.passwd.value=obj.uPw.valuebreakcase "yahoocn":obj.action="https:///config/login"obj.login.value=obj.uName.value+"@"obj.passwd.value=obj.uPw.valuebreakcase "tom":obj.action="/cgi/163/login_pro.cgi"er.value=obj.uName.valueobj.pass.value=obj.uPw.valuebreakcase "21cn":obj.action="/maillogin.jsp"obj.LoginName.value=obj.uName.valueobj.passwd.value=obj.uPw.valueobj.domainname.value=""erName.value=obj.uName.value+'@'breakcase "china":obj.action="/coremail/fcg/login"er.value=obj.uName.valueobj.pass.value=obj.uPw.valueobj.domainname.value=""//obj.passwd.value=obj.uPw.valuebreakcase "mailchina":obj.action="/extend/gb/NULL/NULL/NULL/SignIn.gen" obj.LoginName.value=obj.uName.valueobj.passwd.value=obj.uPw.valuebreakcase "citiz":obj.action="/default/login_billing.jsp"ername.value=obj.uName.value+"@"obj.password.value=obj.uPw.valuebreakcase "56":var gUrsHost=["m113","m48","m49"];obj.action="http://"+gUrsHost[((new Date()).getSeconds())%3]+"/mail/mail.56" ername.value=obj.uName.valueobj.password.value=obj.uPw.valuebreakcase "Xinhuanet":obj.action="/login.jsp"ername.value=obj.uName.valueobj.password.value=obj.uPw.valueobj.domainname.value=''breakcase "sina":obj.action="/cgi-bin/login.cgi"obj.u.value=obj.uName.valueobj.psw.value=obj.uPw.valuebreakcase "eyou":obj.action="/mail_login.php"obj.LoginName.value=obj.uName.valueobj.Password.value=obj.uPw.valuebreakcase "263":obj.action="/xmweb"r.value=obj.uName.valueobj.pass.value=obj.uPw.valueobj.domain.value=""obj.func.value="login"breakcase "qq":obj.action="/cgi-bin/login"obj.u.value=obj.uName.valueobj.p.value=obj.uPw.valueobj.starttime.value=(new Date()).valueOf()breakcase "vipsina":obj.action="/cgi-bin/login.php"obj.domain.value=''obj.u.value=obj.uName.valueobj.psw.value=obj.uPw.valuebreak;case "cren":obj.action="/login.jsp"obj.loginid.value=obj.uName.value+"@"obj.passwd.value=obj.uPw.valueobj.fl.value="1"obj.vr.value="1|1"obj.appid.value="1005"obj.ru.value="/urs/setcookie.jsp?burl=/" obj.ct.value="1174378209"obj.sg.value="84ff7b2e1d8f3dc46c6d17bb83fe72bd"breakcase "tianya":obj.action="/user/loginsubmit.asp"obj.vwriter.value=obj.uName.valueobj.vpassword.value=obj.uPw.valuebreakcase "51":obj.action="/login.5p"obj.passport_51_user.value=obj.uName.valueobj.passport_51_password.value=obj.uPw.valueobj.gourl.value="http%3A%2F%%2Fwebim%2Findex.php"breakcase "renren":obj.action="/Login.do"obj.email.value=obj.uName.valueobj.password.value=obj.uPw.valuebreakcase "baidu":obj.action="https:///?login"ername.value=obj.uName.valueobj.password.value=obj.uPw.valueobj.u.value="/index.php?tn=fm991_pg"break}obj.uPw.value = ""SetmailCookie('m',obj.domains.selectedIndex,5184000,'/')//obj.uPw.value = ""return true}function checkwangyi(obj){obj.target="_parent"var url="";var lname=obj.uName.value;var lpass=obj.uPw.value;var lindex=obj.domains.selectedIndex;if(lindex==1)url="/logins.jsp?type=1&url=/coremail/fcg/ntesdoor2?&u sername="+lname+"&password="+lpass;if(lindex==2)url="/logins.jsp?type=1&url=/cgi/ntesdoor?&usernam e="+lname+"@"+"&password="+lpass;if(lindex==13)url="/logins.jsp?type=1&url=/cgi/ntesdoor?&usernam e="+lname+"@"+"&password="+lpass;openWin(url);// else obj.submit();return true;}function shortcut(){var gm=document.gomail;var vDomain=gm.domains,vName=gm.uName,vPw=gm.uPw;if(vDomain.value=="qq")window.open("");else if(vDomain.value=="hotmail")window.open("/");else if(vDomain.value=="sogou")window.open("/");else if(vDomain.value=="139")window.open("/");else if(vDomain.value=="gmail")window.open("/");else if(vDomain.value=="188")window.open("/");else if(vDomain.value=="kaixin001")window.open("/");setCookies();}function setCookies(){var gm=document.m;var vDomain=gm.domains,vName=gm.uName;if(vDomain.value!="qq"&&vDomain.value!="hotmail"&&vDomain.value!="sogou"&&vDo main.value!="139"&&vDomain.value!="gmail"&&vDomain.value!="188"&&vDomain.value!=" kaixin001"){setmailCookie('mailType',vDomain.selectedIndex.toString ());if(vName.value)setmailCookie('username',vName.value.toString ());}else {var mailType=getCookie('mailType')?getCookie('mailType'):0;for(var i=0;i<vDomain.options.length;i++){if(i!=parseInt(mailType)){vDomain.options[i].removeAttribute("selected");}else {vDomain.options[mailType].setAttribute("selected","true");}}}}function openWin(url){window.open(url);}function SetmailCookie(n,v,t,dm){}三、测试页面/test/pingtou/mail.htm联系QQ：110102296。
Servlet网络编程实验-实现登录页面
实现登录页面
2
在HTML代码中，先假定对此表单进行处理的 Servlet是login,因为提交的数据中包含了用户密 码，所以表单的提交方法我们采用post。
实现登录页面
3
二、 编写并部署success.html文件 将编写好的success.html文件放到 %CATALINA_HOME%\webapps\smp1目录下。
实现登录页面
6
五、 部署Servlet 将LoginServer.class文件放到 %CATALINA_HOME%\webapps\smp1\WEBINF\classes目录下，编辑WEB-INF目录下的 web.xml文件，添加本例中的Servlet配置。
实现登录页面
7
代码如下：
…… <servlet> <servlet-name>LoginServer</servlet-name> <servlet-class>LoginServer</servlet-class> </servlet> …… <servlet-mapping>
<servlet-name>LoginServer</servlet-name> <url-pattern>/login</url-pattern> </servlet-mapping>
实现登录页面
8
六、 访问LoginServlet 启动Tomcat服务器，打开IE，在地址栏中输入 http://localhost:8080/smp1/login.html 显示结果页面。
实现登录页面
0
例：编写一个登录页面，用户输入用户名和密 码后，将表单提交给Servlet进行处理。在 Servlet中，判断用户名和密码是否正确，如果 正确，利用重定向向用户返回登录成功页面； 如果失败，则向用户返回一个HTTP错误信息。
电信登陆源代码
<SCRIPT language=JavaScript type=text/javascript src="js/locale_zh_CN.js"></SCRIPT>
<SCRIPT language=JavaScript type=text/javascript src="js/common.js"></SCRIPT>
document.getElementById("username").value=sUser;
//document.getElementById("form1").submit();
document.forms["form1"].submit();
} else if(accountType == 1) { //电信帐号用户
}else
{
document.getElementById("postfix").value="@cw."+sAddress+"";
}
document.getElementById("passwd").value=sPassword;
<HTML
xmlns="/1999/xhtml"><HEAD><TITLE>中国电信天翼宽带WiFi Portal4.0</TITLE>
<META content="text/html; charset=utf-8" http-equiv=Content-Type>
JAVA web用户登录完整代码
java action:LoginForm form=(LoginForm)actionForm;ActionMessages errors = new ActionMessages();System.out.println(";form.getAction()=";+form.getAction());if (";login";.equals(form.getAction())) {System.out.println(";----------------login--------------";);AuthCodeCookie authCodeCookie = new AuthCodeCookie(request,response);if (!authCodeCookie.getAuthCode().equals(form.getAuthCode())) {//验证码不正确errors.add(";error.login.authcode";, new ActionMessage(";error.login.authcode";));this.saveErrors(request, errors);return mapping.getInputForward();}User user = this.getUserService().get(form.getUserId());if(user==null){errors.add(";er";, new ActionMessage(";er";));this.saveErrors(request, errors);return mapping.getInputForward();}Util util = new Util();if(!util.hash(form.getPassword()).equals(user.getPassword())){errors.add(";error.login.password";, new ActionMessage(";error.login.password";));this.saveErrors(request, errors);return mapping.getInputForward();}// 一旦登录成功，创建sessionHttpSession session = request.getSession();UserSession userSession = new UserSession();userSession.setUser(user);session.setAttribute(ER_SESSION_KEY, userSession);//把UserSession传递到下个页面// 并且修改用户登录时间,登录次数+1user.setLastLoginDate(Util.getCurrentDate(";yyyyMMdd hhmmss";));user.setLoginTimes(Integer.valueOf(user.getLoginTimes().intValue()+1));this.getUserService().update(user);System.out.println(";----------------------------------------------------";) ;// // 获取用户对应的系统应用菜单List allModuleList = this.getModuleService().getModuleTree(Integer.parseInt(user.getMenuLevel()));//0代表根菜单// List allModuleList = this.getModuleService().getModuleTree(1);//0代表主菜单// System.out.println(";allModuleList.size=";+allModuleList.size()); // for(int i=0;i<;allModuleList.size();i++){//System.out.println(";";+((Module)allModuleList.get(i)).getModuleName());// }Iterator menu = allModuleList.iterator();Vector parentV = new Vector();Vector childV = new Vector();Module m;while (menu.hasNext()) {m = (Module) menu.next();if(user.getPermission().indexOf(";[";+m.getId()+";]";)!=-1){if (m.getParentId().intValue() == 0) {parentV.add(m);} else {childV.add(m);}}}request.getSession().setAttribute(";parentVector";, parentV);request.getSession().setAttribute(";childVector";, childV);System.out.println(";初始化完毕";);return mapping.findForward(";userPanel";);}jsp:<;%@ page contentType=";text/html;charset=UTF-8";%>;<;%@ taglib uri=";/WEB-INF/struts-bean.tld"; prefix=";bean";%>;<;%@ taglib uri=";/WEB-INF/struts-html.tld"; prefix=";html";%>;<;%@ taglib uri=";/WEB-INF/struts-logic.tld"; prefix=";logic";%>;<;jsp:useBean id=";user_session"; scope=";session";type=";erSession"; />;<;%er user = null;if (user_session != null)user = user_session.getUser();//根据权限获得菜单，这里权限用Telephone替代一下先String str = user.getTelephone();%>;<;html>;<;head>;<;meta http-equiv=";Content-Type"; content=";text/html; charset=UTF-8";>;<;title>;LEFT<;/title>;<;link rel=";stylesheet"; href=";css/style.css"; type=";text/css";>;<;script language=";JavaScript";>;<;!--function doExit(){if (confirm(";您确定要退出帐单门户系统吗?";)){window.open(";login.portal?action=logout";,";_parent";,";";);}}//-->;<;/script>;<;script language=";JavaScript";>;var w=200;function closenavi() {w-=200;if (w>;-10) {window.parent.testframeset.cols = ''+w+',*';repeat=setTimeout(";closenavi()";,10);}else {clearTimeout(repeat);w=200;}}function loginOutPage() {document.forms[1].SIGN_OFF.click();}function initIt(){divCount = document.all.tags(";DIV";);for (i=0; i<;divCount.length; i++) {obj = divCount(i);if (obj.className == ";child"; || obj.className == ";child1";) obj.style.display = ";none";;}}function expandIt(el) {obj = eval(";page"; + el);obj2 = eval(";main"; + el);if (obj.style.display == ";none";) {obj.style.display = ";block";;}else {obj.style.display = ";none";;}}onload = initIt;var judge=0;function expandall(o) {if (judge==0) {divCount2 = document.all.tags(";DIV";);for (i=0; i<;divCount2.length; i++) {obj2 = divCount2(i);if (obj2.className == ";child"; || obj.className == ";child1"; || obj2.style.display == ";none";){obj2.style.display = ";block";;}if (obj2.className == ";menu";){//obj2.all.tags('img')[0].src='images/treeimg/tminus.gif';obj2.all.tags('img')[0].src='images/openfolder1.gif';}}judge=1;o.src='images/icon-closeall.gif';o.alt='全部折叠';}else {divCount2 = document.all.tags(";DIV";);for (i=0; i<;divCount2.length; i++) {obj2 = divCount2(i);if (obj2.className == ";child"; || obj.className == ";child1"; || obj2.style.display == ";block";){obj2.style.display = ";none";;}if (obj2.className == ";menu";){obj2.all.tags('img')[0].src='images/folder1.gif';}}judge=0;o.src='images/icon-expandall.gif';o.alt='全部展开';}}function quit(form) {window.close()}function loginOutPage() {document.forms[0].SIGN_OFF.click();}<;/script>;<;/head>;<;body bgcolor=";#D8DADA"; class=";bodyTop";>;<;center>;<;table width=";161"; border=";0"; cellspacing=";0"; cellpadding=";0";>;<;tr>;<;td>;<;table style=";margin-top: 10px; margin-bottom: 10px"; width=";138";border=";0"; align=";center"; cellpadding=";0"; cellspacing=";0";>;<;tr>;<;td>;<;img src=";images/001.jpg"; width=";138"; height=";6";>;<;/td>;<;/tr>;<;tr>;<;td class=";msBack";>;<;table width=";130"; border=";0"; align=";center"; cellpadding=";3";cellspacing=";0";>;<;tr>;<;td width=";19";>;<;img src=";images/em44.gif"; width=";19"; height=";19";>;<;/td>;<;td class=";message";>;您有新的帐单信息<;/td>;<;/tr>;<;tr>;<;td>;<;img src=";images/em44.gif"; width=";19"; height=";19";>;<;/td>;<;td class=";message";>;您有新的支付信息<;/td>;<;/tr>;<;/table>;<;/td>;<;/tr>;<;tr>;<;td>;<;img src=";images/002.jpg"; width=";138"; height=";6";>;<;/td>;<;/tr>;<;/table>;<;/td>;<;/tr>;<;/table>;<;logic:iterate id=";module"; name=";parentVector";type=";com.worthtech.billportal.bean.Module";indexId=";index";>;<;%int i = ((ng.Integer) pageContext.findAttribute(";index";)).intValue();%>;<;div id=<;%=";main"; + i%>; class=";title";onClick=";expandIt(<;%=";"; + i%>;); return false";>;<;%if(str.indexOf(";[";+module.getId()+";]";)!=-1){%>;<;table class=";TableLeftTop"; style=";margin-top: 10px"; width=";138";border=";0"; cellspacing=";0"; cellpadding=";4";>;<;tr>;<;td background=";images/LeftMenuBack.jpg";>;<;div align=";center";>;<;%=module.getModuleName()%>;<;/div>;<;/td>;<;/tr>;<;/table>;<;%}%>;<;/div>;<;div id=<;%=";page"; + i%>; class=";child";>;<;table class=";TableLeftView"; width=";170"; border=";0"; cellspacing=";0";cellpadding=";0";>;<;logic:iterate id=";childModule"; name=";childVector";type=";com.worthtech.billportal.bean.Module";>;<;%if(str.indexOf(";[";+childModule.getId()+";]";)!=-1&;&;childModule.getParent ID().intValue()==module.getId().intValue()){%>;<;tr>;<;td width=";44";>;<;div align=";right";>;<;img src=";images/t.gif"; width=";19"; height=";20";>;<;/div>;<;/td>;<;td width=";161";>;<;a href=<;%=childModule.getActionURL()%>; target=";mainFrame";>;<;%=childModule.getModuleName()%>;<;/a>;<;/td>;<;/tr>;<;%}%>;<;/logic:iterate>;<;/table>;<;/div>;<;/logic:iterate>;<;table style=";margin-top: 10px"; width=";161"; border=";0";cellspacing=";0"; cellpadding=";2";>;<;tr>;<;td>;<;table width=";141"; border=";0"; align=";center"; cellpadding=";2";cellspacing=";0";>;<;tr>;<;td>;<;div align=";center";>;<;a href=";#"; onclick=";doExit();";>;<;imgsrc=";images/ico01.gif";width=";65"; height=";15"; border=";0";class=";MouseOver";>; <;/a>;<;/div>;<;/td>;<;td>;<;div align=";center";>;<;ahref=";user.portal?action=password";target=";mainFrame";>;<;imgclass=";MouseOver";src=";images/ico02.gif";width=";65"; height=";15"; border=";0";>;<;/a>;<;/div>;<;/td>;<;/tr>;<;/table>;<;/td>;<;/tr>;<;/table>;<;/center>;<;/body>;<;/html>;。
qq 登录界面代码
dialog.getContentPane().add(b5);
wordDialogInfoLabel.setBounds(10, 10, 180, 60);
wordIdentifyingCodeLabel.setBounds(40, 100, 60, 20);
super.paintComponent(g);
ImageIcon icon = new ImageIcon("image\\middlebg.jpg");
g.drawImage(icon.getImage(), 0, 0, null);
}
};
m2=new JPanel(){ //单击多账户按钮覆盖默认panel
IdentifyingCodeLabel.setBounds(150, 100, 30, 20);
IdentifyingCodeTextField.setBounds(100, 100, 30, 20);
b5.setBounds(60, 140, 66, 26);
p1 = new JPanel();
import java.awt.event.ActionListener;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.util.Hasandom;
public class TestTencent extends JFrame implements ActionListener {
实现登录功能的代码
实现登录功能的代码以下是一个使用 Python 实现登录功能的简单示例代码：```python# 假设有一个用户表，包含用户 ID 和密码user_table = {'user1': 'pass1','user2': 'pass2',}# 登录功能实现def login(username, password):# 检查用户是否存在if username in user_table:# 检查密码是否匹配if user_table[username] == password:print(f"登录成功，用户 {username} 已登录。
") return Trueelse:print(f"密码错误，登录失败。
")return Falseelse:print(f"用户 {username} 不存在，登录失败。
")return False# 示例用法username = input("请输入用户名：")password = input("请输入密码：")if login(username, password):print("欢迎登录！")else:print("登录失败，请检查用户名和密码。
")```在这个示例中，我们使用一个字典 `user_table` 来模拟用户表，其中包含了用户 ID 和对应的密码。
`login()` 函数接受用户名和密码作为参数，检查用户是否存在并验证密码是否匹配。
请注意，这只是一个简单的示例代码，实际的登录功能可能需要考虑更多的因素，如数据库操作、密码加密、用户权限等。
根据你的具体需求，你可能需要使用数据库来存储和验证用户信息，以及使用更复杂的密码加密算法来保护用户密码的安全性。
Jsp学生信息管理系统登录验证全代码
1.jsp登录界面 Login.jspNo.:00000000000000587 <%@page language="java"contentType="text/html; charset=UTF-8"pageEncoding="UTF-8"%><html><head><meta http-equiv="Content-Type"content="text/html;charset=UTF-8"><title>用户登录界面</title></head><form action="LoginServlet"method="post"><body bgcolor="blue"><marquee direction="right"onmouseover="stop()"onmouseout="start()"style="font-family: 楷体_GB2312"><p><font size="10px"color="red">学生信息信息管理系统</font></p></marquee><table align=center width="237"><tr><td><table width=100%><tr><td colspan=6><font size=2><div id="b2bContent"style="FILTER: revealTrans(Duration = 1, Transition =</font></td></tr><tr><td align=center STYLE='cursor: hand'><font size=2><div class="b2bbutton"id="bt0"onclick="javascript:showPage(0);clearTimeout(theTimer);theTimer=s etTimeout('turnPage()',speed);checkBt();">1</div></font></td><td align=center STYLE='cursor: hand'><font size=2><div class="b2bbutton"id="bt1"onclick="javascript:showPage(1);clearTimeout(theTimer);theTimer=s etTimeout('turnPage()',speed);checkBt();">2</div></font></td><td align=center STYLE='cursor: hand'><font size=2><div class="b2bbutton"id="bt2"onclick="javascript:showPage(2);clearTimeout(theTimer);theTimer=s etTimeout('turnPage()',speed);checkBt();">3</div></font></td><td align=center STYLE='cursor: hand'><font size=2><div class="b2bbutton"id="bt3"onclick="javascript:showPage(3);clearTimeout(theTimer);theTimer=s etTimeout('turnPage()',speed);checkBt();">4</div></font></td><td align=center STYLE='cursor: hand'><font size=2><div class="b2bbutton"id="bt4"onclick="javascript:showPage(4);clearTimeout(theTimer);theTimer=s etTimeout('turnPage()',speed);checkBt();">5</div></font></td><td align=center STYLE='cursor: hand'><font size=2><div class="b2bbutton"id="bt5"onclick="javascript:showPage(5);clearTimeout(theTimer);theTimer=s etTimeout('turnPage()',speed);checkBt();">6</div></font></td></tr></table><script language="javascript">b2bStr = new Array();b2bStr[0]= "<div style='float:left; width:100%;overflow:hidden;'><a href=1.gif target=_blank><img src=1.gif width=214px height=145px border=0></a><br><a target=_blank title=太阳岛公园一角 href=1.gif>太阳岛公园一角</a></div>";width:100%;overflow:hidden;'><a href=2.gif target=_blank><img src=2.gif width=214px height=145px border=0></a><br><a target=_blank title=太阳岛公园湖光山色 href=2.gif>太阳岛公园湖光山色</a></div>";b2bStr[2] = "<div style='float:left; width:100%;overflow:hidden;'><a href=3.gif target=_blank><img src=3.gif width=214px height=145px border=0></a><br><a target=_blank title=哈尔滨雪雕 href=3.gif>哈尔滨雪雕</a></div>";b2bStr[3] = "<div style='float:left; width:100%;overflow:hidden;'><a href=4.gif target=_blank><img src=4.gif width=214px height=145px border=0></a><br><a target=_blank title=镜泊湖 href=4.gif>镜泊湖</a></div>";b2bStr[4] = "<div style='float:left; width:100%;overflow:hidden;'><a href=5.gif target=_blank><img src=5.gif width=214px height=145px border=0></a><br><a target=_blank title=太阳岛公园瀑布 href=5.gif>太阳岛公园瀑布</a></div>";b2bStr[5] = "<div style='float:left; width:100%;overflow:hidden;'><a href=6.gif target=_blank><img src=6.gif width=214px height=145px border=0></a><br><a target=_blank title=镜泊湖夜色 href=6.gif>镜泊湖夜色</a></div>";var page=0;var speed=3000;function showPage(id){setTransition();b2bContent.innerHTML=b2bStr[id];b2bContent.filters.revealTrans.play();}function turnPage(){showPage(page);theTimer=setTimeout("turnPage()", speed);checkBt();page++;if(page>=6) page=0;}function checkBt(){for(var i=0;i<6;i++){btObj=eval('bt'+i);if(page==i){btObj.style.color='#FFFFFF';btObj.style.backgroundCol or='#FF781C';}else{btObj.style.color='#000000';btObj.style.backgroundColor='#F7 F7F7';}}}function setTransition(){b2bContent.filters.revealTrans.Transition=Math.round(Math.random( )*23);b2bContent.filters.revealTrans.apply();}turnPage();</script></TD></TR></table><hr color="green"width="540"><table align="center"><tr><td>用户名:<input type="text"name="username"size="8" maxlength="6"></td></tr><tr><td>密 码:<input type="password" name="password"size="10"maxlength="6"></td></tr><tr><td><input type="submit"value="登录"> <input type="reset"value="取消"></td></table></form></body></html>2.java代码(1)User.Java 定义的属性和数据库中的字段相对应package com.softeem.dt;public class User {private int id;private String username;private String password;private String xh;private String college;public int getId(){return id;}public void setId(int id){this.id = id;}public String getUsername() {return username;}ername = username;}public String getPassword() {return password;}public void setPassword(String password) { this.password = password;}public String getXh() {return xh;}public void setXh(String xh) {this.xh = xh;}public String getCollege() {return college;}public void setCollege(String college) { this.college = college;}}(2)UserDAO.java 操作数据库tb_user,验证用户登录package com.softeem.dao;import java.sql.Connection;import java.sql.PreparedStatement;import java.sql.ResultSet;import java.sql.SQLException;import com.softeem.db.DBManager;import er;public class UserDAO {/***验证用户登录*@return*/public boolean checkDenglu(User user) {boolean flag = false;// 获得数据库连接Connection conn = DBManager.getConnection();// 用select * from查询数据库中的所有字段String sql = "select count(*) from tb_user where username=? and password=?";try {PreparedStatement pst = conn.prepareStatement(sql);pst.setString(1, user.getUsername());pst.setString(2, user.getPassword());ResultSet rs = pst.executeQuery();while (rs.next()) {int count = rs.getInt(1);//用count和0比较,若大于0表示该用户存在,否则不存在if(count > 0){flag = true;}}} catch (SQLException e) {e.printStackTrace();}return flag;}}3.LoginServlet,点击登录跳转到服务器端package com.softeem.servlet;import java.io.IOException;import javax.servlet.ServletException;import javax.servlet.http.HttpServlet;import javax.servlet.http.HttpServletRequest;import javax.servlet.http.HttpServletResponse;import er;/*** Servlet implementation class LoginServlet*/public class LoginServlet extends HttpServlet {private static final long serialVersionUID = 1L;/*** @see HttpServlet#HttpServlet()*/public LoginServlet() {super();}/*** @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)*/protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { super.doGet(request, response);}/*** @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)*/protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { //获取表单数据//处理乱码request.setCharacterEncoding("utf-8");String username = request.getParameter("username");String password = request.getParameter("password");//封装到user对象中User user = new User();user.setUsername(username);user.setPassword(password);//调用dao的checkLogin方法UserDAO dao = new UserDAO();boolean flag = dao.checkLogin(user);String message = null;String path = null;if(flag){message = "登录成功";path="success.jsp";request.getSession().setAttribute("user", user);}else{message ="对不起密码错误,请重新输入!";path="fail.jsp";}//response返回messageresponse.setCharacterEncoding("utf-8");response.getWriter().write(message);*///属于服务器跳转,浏览器地址栏没有发生改变request.getRequestDispatcher(path).forward(request,response);}}青年人首先要树雄心，立大志，其次就要决心作一个有用的人才。
网页登陆代码
height:30px;
border-bottom-color:#000;
border-bottom-style:groove;
border-bottom-width:2px;
line-height:30px;
font-weight:bold;
background-color:#999;
<br/><br/>
<input type="reset" value="重置" style="width:100px height:30px; background-cloor"#666; border-style:hidden;"/>
<input type="submit" value="登录" style="width:100px height:30px; background-cloor"#666; border-style:hidden;"/>
<br/>
用户:<input type="text" style="width:200px height:30px; background-cloor"#999; border-style:hidden;"/>
<br/><br/>
密码:<input type="password" style="width:200px height:30px; background-cloor"#999; border-style:hidden;"/>
登录界面代码(vs)
入门篇【项目实战】打造一个自己的相册（二）登录模块2009年11月15日星期日 12:05本文原创，转载请说明，本文地址：/44498/blog/item/59db5da17d24c28146106478.html进行本次项目实战，需要有一定的C#基础知识，所以，在初期的几篇里面，我在文中尽可能的多贴图以进行示例，以后逐渐减少图片说明。
昨天已经介绍了流程和基本功能，今天简单的介绍一下用户登录模块的做法。
不要担心，非常简单。
打开Login.aspx页面，这是我们昨天设计的空白页面，用户登录，现在，我们来完善它的外观和功能。
简单的登录需要一个账号输入框，一个密码输入框，以及一个提交按钮；如图所示：当然，喜欢用的标准控件库也行，喜欢用HTML组的控件也可以。
在输入密码的时候，都是以"*"号密文显示的，那么我们要调整一下密码框的属性，指定其类型是password类型。
如图：界面设计完毕，是个什么样子呢？大概的看一下吧，还算说得过去。
【如果要更好看，当然需要美工人员的帮助】然后，该实现登录的功能了吧？先谈谈我们的目标，也就是输入账号和密码以后，如果通过验证，则跳转到Default.aspx页面，提示登录成功，反之，则给予相应的提示。
账号和密码保存在哪里呢？当然是数据库里。
好，我们来创建一个数据库吧。
【我这里使用的是SQL SERVER 2005，当然，你用其他的也行】打开红圈选中的 SQL Server Management Studio ，其实也就等同于SQL SERVER2000里的企业管理器。
然后，创建一个数据库，名称叫做PhotoDB。
如图：对着数据库三个字点击鼠标右键，选择新建数据库，然后名称输入PhotoDB。
然后，创建一个表，叫做ACCOUNT，保存我们的用户名和密码。
创建表也是可视化的向导操作，我就不截图演示了。
表结构如下：TABLE NAME ACCOUNTID USERID USERPWD初期结构就先这样，以后的模块有需要，我们再做相应的调整即可。