Une redirection qui ne s'effectue pas
Bonjour,
J'ai un problème lors de l'utilisation d'un formulaire d'inscription , je voudrai tout simplement en faite si la confirmation du mail est différente du mail alors l'utilisateur est renvoyé a la page d'inscription
mon log d'erreur
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| juin 22, 2012 10:31:12 AM org.apache.catalina.core.StandardWrapperValve invoke
Grave: Servlet.service() for servlet [jsp] in context with path [/WebApplication1] threw exception [An exception occurred processing JSP page /traitement.jsp at line 51
48: cp =request.getParameter("CodePostal");password=request.getParameter("Password");%>
49: <% if(!(email).equals(remail)){
50: System.out.println("Email=! confirmation email.. le mail est "+email +"la confirmation est "+ remail);%>
51: <jsp:forward page="inscription.jsp"/>
52: <%!boolean nn= true;%><%}%>
53: <c:if test="${nn}">
54: <jsp:forward page="inscription.jsp"/></c:if>
Stacktrace:] with root cause
java.io.IOException: Erreur: Tentative d''effacement d''un tampon qui a déjà été vidangé (flush)
at org.apache.jasper.runtime.JspWriterImpl.clear(JspWriterImpl.java:152)
at org.apache.jasper.runtime.PageContextImpl.doForward(PageContextImpl.java:725)
at org.apache.jasper.runtime.PageContextImpl.forward(PageContextImpl.java:716)
at org.apache.jsp.traitement_jsp._jspService(traitement_jsp.java:143)
at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:722)
at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:433)
at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:389)
at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:333)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:722)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:304)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
at org.netbeans.modules.web.monitor.server.MonitorFilter.doFilter(MonitorFilter.java:393)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:243)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:224)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:169)
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:472)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:168)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:100)
at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:929)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:405)
at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:964)
at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:515)
at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:304)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
at java.lang.Thread.run(Thread.java:722) |
la page en question:
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| <html>
<%@taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c" %>
<%@page import="java.util.*" %>
<%@page import="java.awt.*"%>
<%@page import="javax.servlet.*"%>
<%@page import="java.sql.*"%>
<%@page import="javax.sql.*"%>
<%@page import="javax.naming.*"%>
<%@page import="javax.servlet.http.*"%>
<%@page import="fr.Client"%>
<%@page import ="javax.servlet.http.HttpSession"%>
<!--******************************************************************************
Connexion au serveur à remplacer par du JSTL
*******************************************************************************-->
<head>
<title>Le Site Web</title>
</head>
<jsp:include page="login.jsp" />
<link rel="stylesheet" type="text/css" href="style.css">
<body>
<BR><BR>
<BR>
<BR>
<!--*******************************************************************
utilisation de JSTL pour verifier basiquement les paramètre du formulaire
*******************************************************************-->
<%!Connection cnx = null;%>
<% Class.forName("com.mysql.jdbc.Driver");
cnx = DriverManager.getConnection("jdbc:mysql://127.0.0.1:3306/mabase", "root", "anthony1991");
%>
<% Statement req = cnx.createStatement();
Statement a = cnx.createStatement();
Statement b = cnx.createStatement();
String remail,repass,email,nom,prenom,age,sexe,pays,ville,adresse,cp,password;
remail=request.getParameter("ReMail"); repass=request.getParameter("ConfPass");
email=request.getParameter("Mail");nom=request.getParameter("Nom");prenom=request.getParameter("Prenom");
age=request.getParameter("Age");sexe=request.getParameter("Sexe");pays=request.getParameter("Pays");
ville=request.getParameter("Ville"); adresse=request.getParameter("Adresse");
cp =request.getParameter("CodePostal");password=request.getParameter("Password");%>
<% if(!(email).equals(remail)){
System.out.println("Email =! confirmation email.. le mail est "+email +"la confirmation est "+ remail);%>
<jsp:forward page="inscription.jsp"/>
<c:redirect url="inscription.jsp"/>
<%!boolean nn=false;%><%}%>
<c:if test="${nn==false}">
<jsp:forward page="inscription.jsp"/></c:if>
<jsp:useBean id = "Client" class="fr.Client" scope = "session" >
<jsp:setProperty name="Client" property="mail" value="${email}"/>
<jsp:setProperty name="Client" property="nom" value="${nom}"/>
<jsp:setProperty name="Client" property="prenom" value="${prenom}"/>
<jsp:setProperty name="Client" property="age" value="${age}"/>
<jsp:setProperty name="Client" property="sexe" value="${sexe}"/>
<jsp:setProperty name="Client" property="pays" value="${pays}"/>
<jsp:setProperty name="Client" property="ville" value="${ville}"/>
<jsp:setProperty name="Client" property="adresse" value="${adresse}"/>
<jsp:setProperty name="Client" property="codePostal" value="${cp}"/>
<jsp:setProperty name="Client" property="motDePasse" value="${password}"/>
</jsp:useBean>
<%! boolean a = false;%>
<% if(Client.ExistBase(cnx, email)==true){%>
<c:out value="${Client}">
<jsp:forward page="erreurInscription.jsp"/>
</c:out>
<%}%>
<% Client.insertBase(cnx);
%>
<c:out value="Inscription validée si la redirection ne fonctionne pas cliquer <a href='Inscription.jsp'>ici</a><BR><BR>"/>
<jsp:forward page="ListeClient.jsp"/>
Votre nom est <%=request.getParameter("Nom")%>
</body>
</html> |
ps je veux faire ça trés simplement , merci d 'avance , j'utilise simplement pour le moment des jsp et des beans
