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<H3> <P>修改密码,密码长度不能超过30个字符： 内容来自www.paper51.com <%String str=response.encodeURL("modifyPassword.jsp"); 内容来自www.paper51.com %> http://www.paper51.com
<H3> copyright paper51.com <FORM action="<%=str%>"Method="post"> copyright paper51.com
<BR>输入您的用户名： http://www.paper51.com <BR><Input type=text name="logname" value="<%=login.getLogname()%>" > paper51.com <BR>输入您的密码： paper51.com <BR><Input type=password name="password"> copyright paper51.com
<BR>输入您的新的密码： 内容来自www.paper51.com <BR><Input type=text name="newPassword1"> http://www.paper51.com
<BR>请再输入一次新密码： 内容来自www.paper51.com
<BR><Input type=text name="newPassword2"> 内容来自论文无忧网 www.paper51.com
<BR><Input type=submit name="g" value="提交"> copyright paper51.com
</FORM> copyright paper51.com
<%!//处理字符串的一个常用方法： 内容来自论文无忧网 www.paper51.com publicString getString(String s) 内容来自论文无忧网 www.paper51.com { if(s==null) s=""; copyright paper51.com try {byte a[]=s.getBytes("ISO-8859-1"); paper51.com s=new String(a); paper51.com } paper51.com catch(Exception e) copyright paper51.com { } copyright paper51.com return s; 内容来自论文无忧网 www.paper51.com } 内容来自www.paper51.com %> copyright paper51.com
<% 内容来自论文无忧网 www.paper51.com Stringlogname=request.getParameter("logname"); //获取提交的用户名。 copyright paper51.com logname=getString(logname); 内容来自论文无忧网 www.paper51.com
Stringpassword=request.getParameter("password"); //获取提交的密码。 http://www.paper51.com password=getString(password); copyright paper51.com StringnewPassword1=request.getParameter("newPassword1"); //获取提交的新密码1。 http://www.paper51.com newPassword1=getString(newPassword1); http://www.paper51.com StringnewPassword2=request.getParameter("newPassword2"); //获取提交的新密码2。 paper51.com
newPassword2=getString(newPassword2); paper51.com try{Class.forName("sun.jdbc.odbc.JdbcOdbcDriver"); 内容来自www.paper51.com
} copyright paper51.com catch(ClassNotFoundException event){} 内容来自论文无忧网 www.paper51.com //验证身份： paper51.com Connectioncon=null; copyright paper51.com Statementsql=null; http://www.paper51.com
booleanmodify=false; 内容来自论文无忧网 www.paper51.com booleanifEquals=false; copyright paper51.com ifEquals=(newPassword1.equals(newPassword2))&&(newPassword1.length()<=30); copyright paper51.com
if(ifEquals==true) paper51.com { try{con=DriverManager.getConnection("jdbc:odbc:shop","",""); 内容来自论文无忧网 www.paper51.com sql=con.createStatement(); 内容来自www.paper51.com boolean bo1=logname.equals(login.getLogname()), http://www.paper51.com bo2=password.equals(login.getPassword()); 内容来自www.paper51.com if(bo1&&bo2) 内容来自论文无忧网 www.paper51.com
{//修改密码： copyright paper51.com modify=true; paper51.com out.print("您的密码已经更新"); copyright paper51.com String c="UPDATE user SET password ="+"'"+newPassword1+"'"+ http://www.paper51.com " WHERE logname = "+"'"+logname+"'"; 内容来自论文无忧网 www.paper51.com sql.executeUpdate(c); copyright paper51.com } paper51.com con.close(); copyright paper51.com } 内容来自www.paper51.com catch(SQLException e1) {} paper51.com
} http://www.paper51.com else 内容来自www.paper51.com
{ out.print("你两次输入的密码不一致或长度过大"); copyright paper51.com } 内容来自www.paper51.com
if(modify==false&&ifEquals==true) 内容来自www.paper51.com
{ out.print("<BR>您没有输入密码帐号或<BR>您输入的帐号或密码不正确"+logname+":"+password); http://www.paper51.com } http://www.paper51.com
%> http://www.paper51.com (4)商品浏览 showBookList.jsp: 内容来自www.paper51.com
<P> 商品目录： copyright paper51.com
<%! //声明一个共享的连接对象： http://www.paper51.com
Connectioncon=null; 内容来自论文无忧网 www.paper51.com //显示数据库记录的方法： 内容来自www.paper51.com
publicvoid showList(ResultSet rs,javax.servlet.jsp.JspWriter out,int n,String buybook) paper51.com {try http://www.paper51.com
{ copyright paper51.com
paper51.com |