Bonjour voila je suis entrain de travailler sur un petit tp et je bloque sur un truc depuis 2 jours
je remplis les informations de mon formulaire je valide puis rien ne marche je vous mets des screens pour en savoir plus :


Mon web.xml
Code : Sélectionner tout - Visualiser dans une fenêtre à part
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
<?xml version="1.0" encoding="UTF-8"?>
<web-app>
    <servlet>
        <servlet-name>CreationClient</servlet-name>
        <servlet-class>com.servlet.CreationClient</servlet-class>
    </servlet>
 
        <servlet-mapping>
        <servlet-name>CreationClient</servlet-name>
        <url-pattern>/creationClient</url-pattern>
    </servlet-mapping>
 
 
 
 
    <servlet>
        <servlet-name>CreationCommande</servlet-name>
        <servlet-class>com.servlet.CreationCommande</servlet-class>
    </servlet>
 
 
    <servlet-mapping>
        <servlet-name>CreationCommande</servlet-name>
        <url-pattern>/creationCommande</url-pattern>
    </servlet-mapping>
</web-app>


creationClient.java
Code : Sélectionner tout - Visualiser dans une fenêtre à part
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
package com.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 com.beans.Client;
 
public class CreationClient extends HttpServlet {
 
    public void doGet( HttpServletRequest request, HttpServletResponse response ) throws ServletException, IOException {
        /*
         * Récupération des données saisies, envoyées en tant que paramètres de
         * la requête GET générée à la validation du formulaire
         */
        String nom = request.getParameter( "nomClient" );
        String prenom = request.getParameter( "prenomClient" );
        String adresse = request.getParameter( "adresseClient" );
        String telephone = request.getParameter( "telephoneClient" );
        String email = request.getParameter( "emailClient" );
 
        String message;
        /*
         * Initialisation du message à afficher : si un des champs obligatoires
         * du formulaire n'est pas renseigné, alors on affiche un message
         * d'erreur, sinon on affiche un message de succès
         */
        if ( nom.trim().isEmpty() || adresse.trim().isEmpty() || telephone.trim().isEmpty() ) {
            message = "Erreur - Vous n'avez pas rempli tous les champs obligatoires. <br> <a href=\"creerClient.jsp\">Cliquez ici</a> pour accéder au formulaire de création d'un client.";
        } else {
            message = "Client créé avec succès !";
        }
        /*
         * Création du bean Client et initialisation avec les données récupérées
         */
        Client client = new Client();
        client.setNom( nom );
        client.setPrenom( prenom );
        client.setAdresse( adresse );
        client.setTelephone( telephone );
        client.setEmail( email );
 
        /* Ajout du bean et du message à l'objet requête */
        request.setAttribute( "client", client );
        request.setAttribute( "message", message );
 
        /* Transmission à la page JSP en charge de l'affichage des données */
        this.getServletContext().getRequestDispatcher("/afficherClient.jsp").forward( request, response );
    }
}

mon formulaire :
Nom : form.PNG Affichages : 346 Taille : 28,9 Ko

et voici mon arborescene :

Nom : Capture.PNG Affichages : 310 Taille : 13,0 Ko



j'ai deux erreurs parfois l'erreur 404 qui signifie la ressource ou page est introuvable

et parfois l'erreur 500

Etat HTTP 500 - Erreur à l'instantiation de la classe servlet com.servlet.CreationClient

type Rapport d''exception

message Erreur à l'instantiation de la classe servlet com.servlet.CreationClient

description Le serveur a rencontré une erreur interne qui l''a empêché de satisfaire la requête.

exception

javax.servlet.ServletException: Erreur à l'instantiation de la classe servlet com.servlet.CreationClient
org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:505)
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103)
org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:956)
org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:436)
org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1078)
org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:625)
org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:316)
java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
java.lang.Thread.run(Unknown Source)

cause mère

java.lang.Error: Unresolved compilation problems:
The import com.beans cannot be resolved
Client cannot be resolved to a type
Client cannot be resolved to a type

com.servlet.CreationClient.<init>(CreationClient.java:10)
sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source)
sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source)
java.lang.reflect.Constructor.newInstance(Unknown Source)
java.lang.Class.newInstance(Unknown Source)
org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:505)
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103)
org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:956)
org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:436)
org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1078)
org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:625)
org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:316)
java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
java.lang.Thread.run(Unknown Source)

note La trace complète de la cause mère de cette erreur est disponible dans les fichiers journaux de Apache Tomcat/7.0.68.
Apache Tomcat/7.0.68

La console :

mai 29, 2016 6:13:25 PM org.apache.tomcat.util.digester.SetPropertiesRule begin
AVERTISSEMENT: [SetPropertiesRule]{Server/Service/Engine/Host/Context} Setting property 'source' to 'org.eclipse.jst.jee.server:Genesis' did not find a matching property.
mai 29, 2016 6:13:25 PM org.apache.tomcat.util.digester.SetPropertiesRule begin
AVERTISSEMENT: [SetPropertiesRule]{Server/Service/Engine/Host/Context} Setting property 'source' to 'org.eclipse.jst.jee.server:TPFilRouge' did not find a matching property.
mai 29, 2016 6:13:25 PM org.apache.catalina.startup.VersionLoggerListener log
INFOS: Server version: Apache Tomcat/7.0.68
mai 29, 2016 6:13:25 PM org.apache.catalina.startup.VersionLoggerListener log
INFOS: Server built: Feb 8 2016 20:25:54 UTC
mai 29, 2016 6:13:25 PM org.apache.catalina.startup.VersionLoggerListener log
INFOS: Server number: 7.0.68.0
mai 29, 2016 6:13:25 PM org.apache.catalina.startup.VersionLoggerListener log
INFOS: OS Name: Windows 8.1
mai 29, 2016 6:13:25 PM org.apache.catalina.startup.VersionLoggerListener log
INFOS: OS Version: 6.3
mai 29, 2016 6:13:25 PM org.apache.catalina.startup.VersionLoggerListener log
INFOS: Architecture: amd64
mai 29, 2016 6:13:25 PM org.apache.catalina.startup.VersionLoggerListener log
INFOS: Java Home: C:\Program Files\Java\jre1.8.0_45
mai 29, 2016 6:13:25 PM org.apache.catalina.startup.VersionLoggerListener log
INFOS: JVM Version: 1.8.0_45-b15
mai 29, 2016 6:13:25 PM org.apache.catalina.startup.VersionLoggerListener log
INFOS: JVM Vendor: Oracle Corporation
mai 29, 2016 6:13:25 PM org.apache.catalina.startup.VersionLoggerListener log
INFOS: CATALINA_BASE: C:\Users\lenovo\workspace\.metadata\.plugins\org.eclipse.wst.server.core\tmp0
mai 29, 2016 6:13:25 PM org.apache.catalina.startup.VersionLoggerListener log
INFOS: CATALINA_HOME: C:\Program Files\Java\apache-tomcat-7.0.68
mai 29, 2016 6:13:25 PM org.apache.catalina.startup.VersionLoggerListener log
INFOS: Command line argument: -Dcatalina.base=C:\Users\lenovo\workspace\.metadata\.plugins\org.eclipse.wst.server.core\tmp0
mai 29, 2016 6:13:25 PM org.apache.catalina.startup.VersionLoggerListener log
INFOS: Command line argument: -Dcatalina.home=C:\Program Files\Java\apache-tomcat-7.0.68
mai 29, 2016 6:13:25 PM org.apache.catalina.startup.VersionLoggerListener log
INFOS: Command line argument: -Dwtp.deploy=C:\Users\lenovo\workspace\.metadata\.plugins\org.eclipse.wst.server.core\tmp0\wtpwebapps
mai 29, 2016 6:13:25 PM org.apache.catalina.startup.VersionLoggerListener log
INFOS: Command line argument: -Djava.endorsed.dirs=C:\Program Files\Java\apache-tomcat-7.0.68\endorsed
mai 29, 2016 6:13:25 PM org.apache.catalina.startup.VersionLoggerListener log
INFOS: Command line argument: -Dfile.encoding=Cp1252
mai 29, 2016 6:13:25 PM org.apache.catalina.core.AprLifecycleListener lifecycleEvent
INFOS: The APR based Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: C:\Program Files\Java\jre1.8.0_45\bin;C:\WINDOWS\Sun\Java\bin;C:\WINDOWS\system32;C:\WINDOWS;C:/Program Files/Java/jre1.8.0_45/bin/server;C:/Program Files/Java/jre1.8.0_45/bin;C:/Program Files/Java/jre1.8.0_45/lib/amd64;C:\oraclexe\app\oracle\product\11.2.0\server\bin;;C:\ProgramData\Oracle\Java\javapath;C:\Program Files (x86)\Intel\iCLS Client\;C:\Program Files\Intel\iCLS Client\;C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem;C:\WINDOWS\System32\WindowsPowerShell\v1.0\;C:\Program Files (x86)\ATI Technologies\ATI.ACE\Core-Static;C:\Program Files\Intel\Intel(R) Management Engine Components\DAL;C:\Program Files\Intel\Intel(R) Management Engine Components\IPT;C:\Program Files (x86)\Intel\Intel(R) Management Engine Components\DAL;C:\Program Files (x86)\Intel\Intel(R) Management Engine Components\IPT;C:\Program Files\Microsoft SQL Server\110\Tools\Binn\;C:\Program Files (x86)\Windows Kits\8.1\Windows Performance Toolkit\;C:\Program Files\Microsoft SQL Server\110\DTS\Binn\;C:\Program Files (x86)\Microsoft SQL Server\110\Tools\Binn\;C:\Program Files (x86)\Microsoft SQL Server\110\Tools\Binn\ManagementStudio\;C:\Program Files (x86)\Microsoft Visual Studio 10.0\Common7\IDE\PrivateAssemblies\;C:\Program Files (x86)\Microsoft SQL Server\110\DTS\Binn\;C:\Program Files (x86)\Skype\Phone\;C:\Users\lenovo\Desktop\eclipse;;.
mai 29, 2016 6:13:25 PM org.apache.coyote.AbstractProtocol init
INFOS: Initializing ProtocolHandler ["http-bio-8080"]
mai 29, 2016 6:13:25 PM org.apache.coyote.AbstractProtocol init
INFOS: Initializing ProtocolHandler ["ajp-bio-8009"]
mai 29, 2016 6:13:25 PM org.apache.catalina.startup.Catalina load
INFOS: Initialization processed in 1576 ms
mai 29, 2016 6:13:26 PM org.apache.catalina.core.StandardService startInternal
INFOS: Démarrage du service Catalina
mai 29, 2016 6:13:26 PM org.apache.catalina.core.StandardEngine startInternal
INFOS: Starting Servlet Engine: Apache Tomcat/7.0.68
mai 29, 2016 6:13:26 PM org.apache.catalina.util.SessionIdGeneratorBase createSecureRandom
INFOS: Creation of SecureRandom instance for session ID generation using [SHA1PRNG] took [204] milliseconds.
mai 29, 2016 6:13:27 PM org.apache.catalina.startup.TldConfig execute
INFOS: At least one JAR was scanned for TLDs yet contained no TLDs. Enable debug logging for this logger for a complete list of JARs that were scanned but no TLDs were found in them. Skipping unneeded JARs during scanning can improve startup time and JSP compilation time.
mai 29, 2016 6:13:27 PM org.apache.catalina.startup.TldConfig execute
INFOS: At least one JAR was scanned for TLDs yet contained no TLDs. Enable debug logging for this logger for a complete list of JARs that were scanned but no TLDs were found in them. Skipping unneeded JARs during scanning can improve startup time and JSP compilation time.
mai 29, 2016 6:13:27 PM org.apache.coyote.AbstractProtocol start
INFOS: Starting ProtocolHandler ["http-bio-8080"]
mai 29, 2016 6:13:27 PM org.apache.coyote.AbstractProtocol start
INFOS: Starting ProtocolHandler ["ajp-bio-8009"]
mai 29, 2016 6:13:27 PM org.apache.catalina.startup.Catalina start
INFOS: Server startup in 1664 ms
mai 29, 2016 6:13:28 PM org.apache.catalina.core.ApplicationContext log
INFOS: La servlet CreationClient est marqué comme indisponible
mai 29, 2016 6:13:28 PM org.apache.catalina.core.StandardWrapperValve invoke
GRAVE: Exception lors de l'allocation pour la servlet CreationClient
java.lang.Error: Unresolved compilation problems:
The import com.beans cannot be resolved
Client cannot be resolved to a type
Client cannot be resolved to a type

at com.servlet.CreationClient.<init>(CreationClient.java:10)
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source)
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source)
at java.lang.reflect.Constructor.newInstance(Unknown Source)
at java.lang.Class.newInstance(Unknown Source)
at org.apache.catalina.core.DefaultInstanceManager.newInstance(DefaultInstanceManager.java:114)
at org.apache.catalina.core.StandardWrapper.loadServlet(StandardWrapper.java:1146)
at org.apache.catalina.core.StandardWrapper.allocate(StandardWrapper.java:866)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:134)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:122)
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:505)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:169)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103)
at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:956)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:116)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:436)
at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1078)
at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:625)
at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:316)
at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
at java.lang.Thread.run(Unknown Source)


et voila le probleme inexpliqué :

Nom : erreur.PNG Affichages : 307 Taille : 17,4 Ko


j'ai mis toutes les informations nécessaire dans ce post afin que vous m'aidiez a analyser ce probleme en attente de vos réponses merci