Salut tout le monde
j'ai un ptit soucis avec mon application web ( j'utilise JEE JSF)
j'ai reussi a crèe la methode Afficher et ajouter mais j'arrive pas a faire modifier ca me retourne cette erreur :
et les methode afficher ajouter et modifier sont dans cette classe :
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58 null - Stack Trace java.lang.NumberFormatException: null at java.lang.Integer.parseInt(Integer.java:542) at java.lang.Integer.parseInt(Integer.java:615) at com.intervention.jsf.beans.intervenant.update(intervenant.java:139) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:497) at javax.el.ELUtil.invokeMethod(ELUtil.java:332) at javax.el.BeanELResolver.invoke(BeanELResolver.java:537) at javax.el.CompositeELResolver.invoke(CompositeELResolver.java:256) at com.sun.el.parser.AstValue.invoke(AstValue.java:283) at com.sun.el.MethodExpressionImpl.invoke(MethodExpressionImpl.java:304) at com.sun.faces.facelets.el.TagMethodExpression.invoke(TagMethodExpression.java:105) at javax.faces.event.MethodExpressionActionListener.processAction(MethodExpressionActionListener.java:147) at javax.faces.event.ActionEvent.processListener(ActionEvent.java:88) at javax.faces.component.UIComponentBase.broadcast(UIComponentBase.java:814) at javax.faces.component.UICommand.broadcast(UICommand.java:300) at javax.faces.component.UIData.broadcast(UIData.java:1108) at javax.faces.component.UIViewRoot.broadcastEvents(UIViewRoot.java:790) at javax.faces.component.UIViewRoot.processApplication(UIViewRoot.java:1282) at com.sun.faces.lifecycle.InvokeApplicationPhase.execute(InvokeApplicationPhase.java:81) at com.sun.faces.lifecycle.Phase.doPhase(Phase.java:101) at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:198) at javax.faces.webapp.FacesServlet.service(FacesServlet.java:658) at org.apache.catalina.core.StandardWrapper.service(StandardWrapper.java:1682) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:318) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:160) at org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:734) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:673) at com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:99) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:174) at org.apache.catalina.connector.CoyoteAdapter.doService(CoyoteAdapter.java:416) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:283) at com.sun.enterprise.v3.services.impl.ContainerMapper$HttpHandlerCallable.call(ContainerMapper.java:459) at com.sun.enterprise.v3.services.impl.ContainerMapper.service(ContainerMapper.java:167) at org.glassfish.grizzly.http.server.HttpHandler.runService(HttpHandler.java:206) at org.glassfish.grizzly.http.server.HttpHandler.doHandle(HttpHandler.java:180) at org.glassfish.grizzly.http.server.HttpServerFilter.handleRead(HttpServerFilter.java:235) at org.glassfish.grizzly.filterchain.ExecutorResolver$9.execute(ExecutorResolver.java:119) at org.glassfish.grizzly.filterchain.DefaultFilterChain.executeFilter(DefaultFilterChain.java:283) at org.glassfish.grizzly.filterchain.DefaultFilterChain.executeChainPart(DefaultFilterChain.java:200) at org.glassfish.grizzly.filterchain.DefaultFilterChain.execute(DefaultFilterChain.java:132) at org.glassfish.grizzly.filterchain.DefaultFilterChain.process(DefaultFilterChain.java:111) at org.glassfish.grizzly.ProcessorExecutor.execute(ProcessorExecutor.java:77) at org.glassfish.grizzly.nio.transport.TCPNIOTransport.fireIOEvent(TCPNIOTransport.java:536) at org.glassfish.grizzly.strategies.AbstractIOStrategy.fireIOEvent(AbstractIOStrategy.java:112) at org.glassfish.grizzly.strategies.WorkerThreadIOStrategy.run0(WorkerThreadIOStrategy.java:117) at org.glassfish.grizzly.strategies.WorkerThreadIOStrategy.access$100(WorkerThreadIOStrategy.java:56) at org.glassfish.grizzly.strategies.WorkerThreadIOStrategy$WorkerThreadRunnable.run(WorkerThreadIOStrategy.java:137) at org.glassfish.grizzly.threadpool.AbstractThreadPool$Worker.doWork(AbstractThreadPool.java:591) at org.glassfish.grizzly.threadpool.AbstractThreadPool$Worker.run(AbstractThreadPool.java:571) at java.lang.Thread.run(Thread.java:745)
et puis les fichier xhtml pour afficher ajouter et modifier
Code : Sélectionner tout - Visualiser dans une fenêtre à part
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215 package com.intervention.jsf.beans; import java.io.Serializable; import java.sql.Connection; import java.sql.PreparedStatement; import java.sql.ResultSet; import java.sql.SQLException; import java.util.ArrayList; import javax.faces.application.FacesMessage; import javax.faces.bean.ManagedBean; import javax.faces.bean.SessionScoped; import javax.faces.context.FacesContext; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpSession; import org.hibernate.service.ServiceRegistry; import com.intervention.jsf.dao.LoginDAO; import com.intervention.jsf.util.DataConnect; @ManagedBean @SessionScoped public class intervenant implements Serializable { private int id_intervenant; private String login; private String password; private String type; public int getId_intervenant() { return id_intervenant; } boolean editable; public boolean isEditable() { return editable; } public void setEditable(boolean editable) { this.editable = editable; } public void setId_intervenant(int id_intervenant) { this.id_intervenant = id_intervenant; } public String getLogin() { return login; } public void setLogin(String login) { this.login = login; } public String getPassword() { return password; } public void setPassword(String password) { this.password = password; } public String getType() { return type; } public void setType(String type) { this.type = type; } public intervenant(int id_intervenant, String login, String password, String type) { super(); this.id_intervenant = id_intervenant; this.login = login; this.password = password; this.type = type; } public intervenant() { super(); // TODO Auto-generated constructor stub } public String validateUsernamePassword() throws SQLException { String test=null; String valid = LoginDAO.validate(login, password); if (valid.equals("admin")) { test="admin"; } else if (valid.equals("intervenant")) { test= "intervenant"; } else if(valid.equals("false")) { test= "aucun_intervenant"; } return test; } public ArrayList<intervenant> lister() throws Exception { ArrayList<intervenant> list_intervenant = new ArrayList<>(); PreparedStatement rst; String str="SELECT id_intervenant, login,password,type FROM intervenant"; Connection con =DataConnect.getConnection(); rst=con.prepareStatement(str); ResultSet rs=rst.executeQuery(); while(rs.next()){ intervenant intervenant= new intervenant(); intervenant.setId_intervenant(rs.getInt("Id_intervenant")); intervenant.setLogin(rs.getString("login")); intervenant.setPassword(rs.getString("password")); intervenant.setType(rs.getString("type")); list_intervenant.add(intervenant); } return list_intervenant; } public void ajouter() throws Exception { // Connection con =DataConnect.getConnection(); PreparedStatement rst; String str="insert into intervenant ( login, password,type) values(?,?,?)"; Connection con =DataConnect.getConnection(); rst=con.prepareStatement(str); rst.setString(1,this.getLogin()); rst.setString(2,this.getPassword()); rst.setString(3,this.getType()); int execute= rst.executeUpdate(); if(execute>0){ System.out.println("update OKAy"); } } public void update() throws Exception { PreparedStatement rst; String str="Update intervenant set loqin=?,password=?,type=? where id_intervenant=? "; Connection con =DataConnect.getConnection(); rst=con.prepareStatement(str); HttpServletRequest request =getRequest(); int id=Integer.parseInt(request.getParameter("id_intervenant")); rst.setString(1,this.getLogin()); rst.setString(2,this.getPassword()); rst.setString(3,this.getType()); rst.setInt(4,id); int execute= rst.executeUpdate(); if(execute>0){ System.out.println("update OKAy"); } } public ArrayList<intervenant> getlist() throws Exception{ return lister(); } public String saveAction() throws Exception{ for(intervenant list: lister()){ list.setEditable(false); } return null; } public void modifier() throws Exception { // Connection con =DataConnect.getConnection(); int id_intervenant; // Reclamation reclamation_changer= new Reclamation(); ArrayList<intervenant> intervenant_modi=lister(); //FacesContext fac= FacesContext.getCurrentInstance(); //Map<String,String> Mapparam= fac.getExternalContext().getInitParameterMap(); HttpServletRequest request =getRequest(); id_intervenant=Integer.parseInt(request.getParameter("id_intervenant")); for(intervenant inter: intervenant_modi){ if(inter.getId_intervenant()==id_intervenant){ this.setId_intervenant(inter.getId_intervenant()); this.setLogin(inter.getLogin()); this.setPassword(inter.getPassword()); this.setType(inter.getType()); } } } public static HttpServletRequest getRequest() { return (HttpServletRequest) FacesContext.getCurrentInstance() .getExternalContext().getRequest(); } //logout event, invalidate session public static HttpSession getSession() { return (HttpSession) FacesContext.getCurrentInstance() .getExternalContext().getSession(false); } public String logout() { HttpSession session = getSession(); session.invalidate(); return "login"; } public String editAction(intervenant inter) { inter.setEditable(true); return null; } }
ajouter
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58 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" xmlns:ui="http://java.sun.com/jsf/facelets" xmlns:f="http://java.sun.com/jsf/core" xmlns:h="http://java.sun.com/jsf/html"> <h:head> <title> Hello #{intervenant.login} </title> <link rel="stylesheet" href="css/succes.css" /> </h:head> <h:body> <h:form> <p>Welcome #{intervenant.login}</p> <h:commandLink action="#{intervenant.logout}" value="Logout"></h:commandLink> <center> <h:dataTable var="list" value="#{intervenant.lister()}" border="1"> <h:column> <f:facet name="header">INTERVENANT ID</f:facet> <h:inputText value="#{list.id_intervenant}"/> </h:column> <h:column> <f:facet name="header">LOGIN</f:facet> <h:inputText value="#{list.login}"/> </h:column> <h:column> <f:facet name="header">Password</f:facet> <h:inputText value="#{list.password}"/> </h:column> <h:column> <f:facet name="header">TYPE</f:facet> <h:inputText value="#{list.type}"/> </h:column> <h:column> <f:facet name="header">EDIT</f:facet> <h:commandLink action="modifierIntervenant" actionListener="#{intervenant.update()}" value="Edit" ></h:commandLink> <f:param name="id" value="#{list.id}"/> </h:column> <h:column> <f:facet name="header">DELETE</f:facet> <h:commandLink action="ajouterIntervenant" actionListener="#{intervenant.modifier()}" value="Delete" ></h:commandLink> </h:column> </h:dataTable> </center> <h:commandLink action="ajouterIntervenant" value="Create Intervenant"/> </h:form> </h:body> </html>
et enfin Modifier :
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42 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" xmlns:ui="http://xmlns.jcp.org/jsf/facelets" xmlns:h="http://xmlns.jcp.org/jsf/html" xmlns:f="http://xmlns.jcp.org/jsf/core"> <h:head> <h:body> <center> <f:view> <h:form> <h:panelGrid columns="2"> <h:outputLabel value="Intervenant ID"/> <h:inputText value="#{intervenant.id_intervenant}" required="true" requiredMessage="le champs et aubligatoire"/> <h:outputLabel value="LOGIN"/> <h:inputText value="#{intervenant.login}" required="true" requiredMessage="le champs et aubligatoire"/> <h:outputLabel value="PASSOWRD"/> <h:inputText value="#{intervenant.password}" required="true" requiredMessage="le champs et aubligatoire"/> <h:outputLabel value="TYPE"/> <h:inputText value="#{intervenant.type}" required="true" requiredMessage="le champs et aubligatoire"/> <h:commandLink value="Update" action="afficherintervenant" actionListener="#{intervenant.ajouter()}"></h:commandLink> </h:panelGrid> </h:form> </f:view> </center> </h:body> </h:head> </html>
voici ma base de donnèe
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42 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" xmlns:ui="http://xmlns.jcp.org/jsf/facelets" xmlns:h="http://xmlns.jcp.org/jsf/html" xmlns:f="http://xmlns.jcp.org/jsf/core"> <h:head> <h:body> <center> <f:view> <h:form> <h:panelGrid columns="2"> <!-- <h:outputLabel value="Intervenant ID"/> --> <!-- <h:inputText value="#{intervenant.id_intervenant}" required="true" requiredMessage="le champs et aubligatoire"/> --> <h:outputLabel value="LOGIN"/> <h:inputText value="#{intervenant.login}" required="true" requiredMessage="le champs et aubligatoire"/> <h:outputLabel value="PASSOWRD"/> <h:inputText value="#{intervenant.password}" required="true" requiredMessage="le champs et aubligatoire"/> <h:outputLabel value="TYPE"/> <h:inputText value="#{intervenant.type}" required="true" requiredMessage="le champs et aubligatoire"/> <h:commandLink value="Update" action="afficherintervenant" actionListener="#{intervenant.update()}"></h:commandLink> </h:panelGrid> </h:form> </f:view> </center> </h:body> </h:head> </html>
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