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POJSF 2 managed bean does not get instantiated
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  1. POJSF 2 managed bean does not get instantiated
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    copied!<p>I am having this problem in this sample jsf project I created. Managed beans do not get instantiated. Bean class:</p> <pre><code>@ManagedBean(name="loginMB") @RequestScoped public class LoginMB extends AbstractMB { private static final long serialVersionUID = -8523135776442886000L; @ManagedProperty("#{userMB}") private UserMB userMB; //getters and setters public String login() { UserSupport userSupport = new UserSupportImpl(); User user = userSupport.isValidLogin(email, password); if (user != null) { getUserMB().setUser(user); FacesContext context = FacesContext.getCurrentInstance(); HttpServletRequest request = (HttpServletRequest) context .getExternalContext().getRequest(); request.getSession().setAttribute("user", user); return "loggedIn"; //return "/pages/protected/index.xhtml"; } displayErrorMessageToUser("Check your email/password"); return null; } } </code></pre> <p>ManagedBean annotation and RequestScope annotation have been imported from </p> <blockquote> <p>import javax.faces.bean.*; </p> </blockquote> <p>this is how i ve used above bean,</p> <pre><code> &lt;!DOCTYPE html&gt; &lt;html xmlns="http://www.w3.org/1999/xhtml" xmlns:f="http://java.sun.com/jsf/core" xmlns:h="http://java.sun.com/jsf/html" xmlns:p="http://primefaces.org/ui"&gt; &lt;h:head&gt; &lt;/h:head&gt; &lt;h:body&gt; &lt;p&gt;#{bundle.loginHello}&lt;/p&gt; &lt;h:form&gt; &lt;p:growl showDetail="false" life="3000" /&gt; &lt;h:panelGrid columns="2"&gt; &lt;h:outputLabel value="#{bundle.loginUserName}" /&gt; &lt;h:inputText value="#{loginMB.email}" label="Email" id="email" required="true"&gt; &lt;f:validateLength minimum="6" /&gt; &lt;/h:inputText&gt; &lt;h:outputLabel value="#{bundle.loginPassword}" /&gt; &lt;h:inputSecret value="#{loginMB.password}" label="Password" id="senha" required="true" autocomplete="off" &gt; &lt;f:validateLength minimum="6" /&gt; &lt;/h:inputSecret&gt; &lt;/h:panelGrid&gt; &lt;p:commandButton action="#{loginMB.login}" value="Log in" ajax="false" /&gt; &lt;/h:form&gt; &lt;/h:body&gt; &lt;/html&gt; </code></pre> <p>Other managed bean</p> <pre><code>@SessionScoped @ManagedBean(name = "userMB") public class UserMB implements Serializable { public static final String INJECTION_NAME = "#{userMB}"; private static final long serialVersionUID = 1L; private User user; ....... } </code></pre> <p>Exception:</p> <pre><code>javax.el.PropertyNotFoundException: /login.xhtml @14,83 value="#{loginMB.email}": Target Unreachable, identifier 'loginMB' resolved to null at com.sun.faces.facelets.el.TagValueExpression.getType(TagValueExpression.java:100) at com.sun.faces.renderkit.html_basic.HtmlBasicInputRenderer.getConvertedValue(HtmlBasicInputRenderer.java:95) </code></pre> <p>faces-config.xml</p> <pre><code>&lt;faces-config xmlns="http://java.sun.com/xml/ns/javaee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-facesconfig_2_1.xsd" version="2.1"&gt; &lt;application&gt; &lt;resource-bundle&gt; &lt;base-name&gt;messages&lt;/base-name&gt; &lt;var&gt;bundle&lt;/var&gt; &lt;/resource-bundle&gt; &lt;message-bundle&gt;messages&lt;/message-bundle&gt; &lt;/application&gt; &lt;navigation-rule&gt; &lt;from-view-id&gt;/login.xhtml&lt;/from-view-id&gt; &lt;navigation-case&gt; &lt;from-action&gt;#{loginMB.login}&lt;/from-action&gt; &lt;from-outcome&gt;loggedIn&lt;/from-outcome&gt; &lt;to-view-id&gt;/index.xhtml&lt;/to-view-id&gt; &lt;redirect /&gt; &lt;/navigation-case&gt; &lt;/navigation-rule&gt; &lt;!-- &lt;managed-bean&gt; &lt;managed-bean-name&gt;loginMB&lt;/managed-bean-name&gt; &lt;managed-bean-class&gt; com.sample.jsfjpa.beans.LoginMB&lt;/managed-bean-class&gt; &lt;managed-bean-scope&gt;request&lt;/managed-bean-scope&gt; &lt;/managed-bean&gt; &lt;managed-bean&gt; &lt;managed-bean-name&gt;userMB&lt;/managed-bean-name&gt; &lt;managed-bean-class&gt; com.sample.jsfjpa.beans.UserMB&lt;/managed-bean-class&gt; &lt;managed-bean-scope&gt;session&lt;/managed-bean-scope&gt; &lt;/managed-bean&gt; --&gt; &lt;/faces-config&gt; </code></pre> <p><img src="https://i.stack.imgur.com/wlw1M.png" alt="enter image description here"></p>
 

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