java.lang.IndexOutOfBoundsException: Index: 0, Size: 0
at java.util.ArrayList.RangeCheck(ArrayList.java:547)
at java.util.ArrayList.get(ArrayList.java:322)
at com.news.web.userinfo.service.UserinfoService.emailroot(UserinfoService.java:43)
at com.news.web.userinfo.action.UserinfoAction.register(UserinfoAction.java:119)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.apache.struts.actions.DispatchAction.dispatchMethod(DispatchAction.java:270)
at org.apache.struts.actions.DispatchAction.execute(DispatchAction.java:187)
at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:431)
at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:236)
at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1196)
at org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:432)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:710)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at com.news.server.filter.CharacterEncodingFilter.doFilter(CharacterEncodingFilter.java:30)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:230)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:104)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:261)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844)
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:581)
at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447)
at java.lang.Thread.run(Thread.java:619)
这是部分源代码
public Emailver emailroot()
{
String hql="from Emailver";
List<Emailver> friendslist=baseDao.getNamedQuery(hql, null);
Emailver item=(Emailver)friendslist.get(0);
return item;
}
public ActionForward register(ActionMapping mapping, ActionForm form,
HttpServletRequest request, HttpServletResponse response) {
response.setCharacterEncoding("UTF-8");
PrintWriter out = null;
String num = "index";
try {
out = response.getWriter();
} catch (IOException e) {
e.printStackTrace();
}
HttpSession session = request.getSession(false);
String users = String.valueOf(session.getAttribute("validateCode"));// 从session中得到用户
if (users.equals(request.getParameter("txtverify")))// 判断验证码是否正确
{
List<Userinfo> userinfolist = userinfoAction.loginnamenest(request
.getParameter("txtloginname"));
if (userinfolist.size() == 0 && userinfolist != null)// 判断用户是否存在
{
Userinfo userinfo = new Userinfo();
MD5 md51 = new MD5();
userinfo.setLoginname(request.getParameter("txtloginname"));
userinfo.setLoginpwd(request.getParameter("txtloginpwd2"));
userinfo.setName(request.getParameter("txtname"));
userinfo.setSex(request.getParameter("txtsex"));
userinfo.setEmail(request.getParameter("txtemail"));
userinfo.setPhoto(request.getParameter("txtphoto"));
userinfo.setLoginmd5(md51.md5s16(request
.getParameter("txtloginname"))
+ md51.md5s(request.getParameter("txtloginname")));// 将MD532和16拼接加密后的用户名存入数据库内。
Emailver emailver = userinfoAction.emailroot();
if (emailver.getEmailver() == 1)// 判断用户注册是否通过邮箱验证！
{
userinfo.setEmailver(1);// 不需要
userinfo.setDel(0);
userinfoAction.getUseradd(userinfo);
out
.print("<script>alert('注册成功！');window.location.href='index.jsp';</script>");
return null;
} else {
Calendar cal = Calendar.getInstance();
SimpleDateFormat sdf = new SimpleDateFormat(
"yyyy-MM-dd HH:mm:ss");
String nowtime = sdf.format(cal.getTime());
String[] us = request.getRequestURI().split("/");
String url = request.getRequestURL()+ "?o=activation&m5="
+ md51.md5s16(request.getParameter("txtloginname"))
+ md51.md5s(request.getParameter("txtloginname"));
String mess = "<br/><div style='border:1px #D6D6D6 solid;width:100%; height:79px; margin:0 auto;' ><table width='476' height='79' border='0' align='center' style='font-size:12px;'><tr><td height='17' bgcolor='#D6D6D6' style='text-align: center;'>欢迎注册新闻管理系统</td></tr> <tr><td height='17'> 用户"