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  • Servlet : Exception. Woran hängts?

    Ich habe folgendes BasisServlet erstellt

    Code:
    package dbww.servlets;
     
    import java.io.IOException;
     
    import javax.servlet.RequestDispatcher;
    import javax.servlet.ServletException;
    import javax.servlet.http.HttpServlet;
    import javax.servlet.http.HttpServletRequest;
    import javax.servlet.http.HttpServletResponse;
     
    /**
     * Servlet implementation class entry
     */
    public class entry extends HttpServlet {
        private static final long serialVersionUID = 1L;
           
        /**
         * @see HttpServlet#HttpServlet()
         */
        public entry() {
            super();
            // TODO Auto-generated constructor stub
        }
     
        /**
         * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
         */
        protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
            // TODO Auto-generated method stub
            doProcess(request,response);
        }
     
        /**
         * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
         */
        protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
            doProcess(request,response);
        }
     
        private void doProcess(HttpServletRequest request,
                HttpServletResponse response) throws ServletException, IOException {
            
            
            
            RequestDispatcher disp = getServletContext().getRequestDispatcher("index.jsp");
            disp.forward(request, response);
        }
     
    }
    Beim aufruf erhalte ich folgende Fehlermeldung:


    type Exception report

    message

    description The server encountered an internal error () that prevented it from fulfilling this request.

    exception

    javax.servlet.ServletException: Error instantiating servlet class dbww.servlets.entry
    org.jboss.web.tomcat.security.SecurityAssociationV alve.invoke(SecurityAssociationValve.java:190)
    org.jboss.web.tomcat.security.JaccContextValve.inv oke(JaccContextValve.java:92)
    org.jboss.web.tomcat.security.SecurityContextEstab lishmentValve.process(SecurityContextEstablishment Valve.java:126)
    org.jboss.web.tomcat.security.SecurityContextEstab lishmentValve.invoke(SecurityContextEstablishmentV alve.java:70)
    org.apache.catalina.valves.ErrorReportValve.invoke (ErrorReportValve.java:102)
    org.jboss.web.tomcat.service.jca.CachedConnectionV alve.invoke(CachedConnectionValve.java:158)
    org.apache.catalina.connector.CoyoteAdapter.servic e(CoyoteAdapter.java:330)
    org.apache.coyote.http11.Http11Processor.process(H ttp11Processor.java:829)
    org.apache.coyote.http11.Http11Protocol$Http11Conn ectionHandler.process(Http11Protocol.java:598)
    org.apache.tomcat.util.net.JIoEndpoint$Worker.run( JIoEndpoint.java:447)
    java.lang.Thread.run(Thread.java:619)


    root cause

    java.lang.ClassNotFoundException: dbww.servlets.entry
    java.net.URLClassLoader$1.run(URLClassLoader.java: 202)
    java.security.AccessController.doPrivileged(Native Method)
    java.net.URLClassLoader.findClass(URLClassLoader.j ava:190)
    java.lang.ClassLoader.loadClass(ClassLoader.java:3 07)
    java.lang.ClassLoader.loadClass(ClassLoader.java:2 48)
    org.jboss.web.tomcat.service.TomcatInjectionContai ner.newInstance(TomcatInjectionContainer.java:262)
    org.jboss.web.tomcat.service.TomcatInjectionContai ner.newInstance(TomcatInjectionContainer.java:256)
    org.jboss.web.tomcat.security.SecurityAssociationV alve.invoke(SecurityAssociationValve.java:190)
    org.jboss.web.tomcat.security.JaccContextValve.inv oke(JaccContextValve.java:92)
    org.jboss.web.tomcat.security.SecurityContextEstab lishmentValve.process(SecurityContextEstablishment Valve.java:126)
    org.jboss.web.tomcat.security.SecurityContextEstab lishmentValve.invoke(SecurityContextEstablishmentV alve.java:70)
    org.apache.catalina.valves.ErrorReportValve.invoke (ErrorReportValve.java:102)
    org.jboss.web.tomcat.service.jca.CachedConnectionV alve.invoke(CachedConnectionValve.java:158)
    org.apache.catalina.connector.CoyoteAdapter.servic e(CoyoteAdapter.java:330)
    org.apache.coyote.http11.Http11Processor.process(H ttp11Processor.java:829)
    org.apache.coyote.http11.Http11Protocol$Http11Conn ectionHandler.process(Http11Protocol.java:598)
    org.apache.tomcat.util.net.JIoEndpoint$Worker.run( JIoEndpoint.java:447)
    java.lang.Thread.run(Thread.java:619)


    Wo soll ich ansetzen? Was mache ich falsch?

    Ein Project->Build All hat die Class File dem Archiv hinzugefügt Oo auf jeden fall gehts jetzt.
    Zuletzt editiert von Christian Marquardt; 03.11.2011, 17:57.

  • #2
    http://www.java-forum.org/allgemeine...n-servlet.html

    geschlossen
    Christian

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