Olá,
estou visualizando onde está dando erro ao fazer esse exemplo usando JSF 2.
Estou usando eclipse 3.6,java 6,tomcat 7
Se alguém puder me ajudar
abs
<faces-config>
<managed-bean>
<managed-bean-name>OlaMundo</managed-bean-name>
<managed-bean-class>olamundo.OlaMundo</managed-bean-class>
<managed-bean-scope>request</managed-bean-scope>
</managed-bean>
<navigation-rule>
<from-view-id>/welcomeJSF.jsp</from-view-id>
<navigation-case>
<description>PrimeiraTela</description>
<from-outcome>resultado</from-outcome>
<to-view-id>/resultado.jsp</to-view-id>
</navigation-case>
</navigation-rule>
</faces-config>
import java.util.Date;
import javax.faces.application.FacesMessage;
import javax.faces.component.UIComponent;
import javax.faces.context.FacesContext;
import javax.faces.event.ValueChangeEvent;
import javax.faces.validator.ValidatorException;
/**
*
* @author turma1
*/
public class OlaMundo {
private String nome ;
private Date dataNascimento;
/** Creates a new instance of OlaMundo */
public OlaMundo() {
}
public String getNome(){
return nome;
}
public void setNome(String nome){
this.nome = nome;
}
public String mostrarNome() {
System.out.println("** Nome = "+nome);
return "resultado";
}
public void validaNome(FacesContext arg0,UIComponent arg1,Object arg2) throws ValidatorException{
String outroNome = (String) arg2;
if (outroNome.length()<4){
throw new ValidatorException(
new FacesMessage("Erro no tamanho do nome !!!")
);
}
}
public void metodoEvento(ValueChangeEvent evento){
System.out.println("Evento"+evento);
}
public Date getDataNascimento() {
return dataNascimento;
}
public void setDataNascimento(Date dataNascimento) {
this.dataNascimento = dataNascimento;
}
}
--welcomeJSF.jsp
<%@page contentType="text/html"%>
<%@page pageEncoding="UTF-8"%>
<%@taglib prefix="f" uri="http://java.sun.com/jsf/core"%>
<%@taglib prefix="h" uri="http://java.sun.com/jsf/html"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
"http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>JSP Page</title>
</head>
<body>
<f:view>
<h1><h:outputText value="JavaServer Faces" /></h1>
<h:form>
<h:outputText value="Nome" />
<h:inputText value="#{OlaMundo.nome}" validator="#{OlaMundo.validaNome}" >
</h:inputText>
<h:commandButton value="Chamar metodo no MB" action="#{OlaMundo.mostrarNome}"/>
<h:messages/>
</h:form>
</f:view>
</body>
</html>
org.apache.jasper.JasperException: /welcomeJSF.jsp(24,17) A literal value was specified for attribute validator that is defined as a deferred method with a return type of void. JSP.2.3.4 does not permit literal values in this case
at org.apache.jasper.compiler.DefaultErrorHandler.jspError(DefaultErrorHandler.java:40)
at org.apache.jasper.compiler.ErrorDispatcher.dispatch(ErrorDispatcher.java:407)
at org.apache.jasper.compiler.ErrorDispatcher.jspError(ErrorDispatcher.java:148)
at org.apache.jasper.compiler.Validator$ValidateVisitor.checkXmlAttributes(Validator.java:1145)
at org.apache.jasper.compiler.Validator$ValidateVisitor.visit(Validator.java:870)
at org.apache.jasper.compiler.Node$CustomTag.accept(Node.java:1539)
at org.apache.jasper.compiler.Node$Nodes.visit(Node.java:2376)
at org.apache.jasper.compiler.Node$Visitor.visitBody(Node.java:2428)
at org.apache.jasper.compiler.Validator$ValidateVisitor.visit(Validator.java:889)
at org.apache.jasper.compiler.Node$CustomTag.accept(Node.java:1539)
at org.apache.jasper.compiler.Node$Nodes.visit(Node.java:2376)
at org.apache.jasper.compiler.Node$Visitor.visitBody(Node.java:2428)
at org.apache.jasper.compiler.Validator$ValidateVisitor.visit(Validator.java:889)
at org.apache.jasper.compiler.Node$CustomTag.accept(Node.java:1539)
at org.apache.jasper.compiler.Node$Nodes.visit(Node.java:2376)
at org.apache.jasper.compiler.Node$Visitor.visitBody(Node.java:2428)
at org.apache.jasper.compiler.Node$Visitor.visit(Node.java:2434)
at org.apache.jasper.compiler.Node$Root.accept(Node.java:475)
at org.apache.jasper.compiler.Node$Nodes.visit(Node.java:2376)
at org.apache.jasper.compiler.Validator.validateExDirectives(Validator.java:1789)
at org.apache.jasper.compiler.Compiler.generateJava(Compiler.java:216)
at org.apache.jasper.compiler.Compiler.compile(Compiler.java:365)
at org.apache.jasper.compiler.Compiler.compile(Compiler.java:345)
at org.apache.jasper.compiler.Compiler.compile(Compiler.java:332)
at org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:594)
at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:327)
at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:363)
at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:306)
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:208)
at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:671)
at org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:463)
at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:402)
at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:330)
at com.sun.faces.context.ExternalContextImpl.dispatch(ExternalContextImpl.java:542)
at com.sun.faces.application.view.JspViewHandlingStrategy.executePageToBuildView(JspViewHandlingStrategy.java:359)
at com.sun.faces.application.view.JspViewHandlingStrategy.buildView(JspViewHandlingStrategy.java:150)
at com.sun.faces.lifecycle.RenderResponsePhase.execute(RenderResponsePhase.java:96)
at com.sun.faces.lifecycle.Phase.doPhase(Phase.java:97)
at com.sun.faces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:135)
at javax.faces.webapp.FacesServlet.service(FacesServlet.java:309)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:304)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:240)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:203)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:164)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:108)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:379)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:242)
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:259)
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:237)
at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:281)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)