Works on GlassFish

agoncal · Aug 23, 2015 · c2cd75c · c2cd75c
1 parent 7253e5c
commit c2cd75c
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Showing 9 changed files with 106 additions and 15 deletions.
diff --git a/03-Login/src/main/java/org/agoncal/sample/jsf/login/model/User.java b/03-Login/src/main/java/org/agoncal/sample/jsf/login/model/User.java
@@ -15,9 +15,13 @@
  */
 
 @Entity
+@Table(name = "T_USER", uniqueConstraints = {
+         @UniqueConstraint(columnNames = { "login" })
+})
 @NamedQueries({
          @NamedQuery(name = User.FIND_BY_EMAIL, query = "SELECT u FROM User u WHERE u.email = :email"),
          @NamedQuery(name = User.FIND_BY_UUID, query = "SELECT u FROM User u WHERE u.uuid = :uuid"),
+         @NamedQuery(name = User.FIND_BY_LOGIN, query = "SELECT u FROM User u WHERE u.login = :login"),
          @NamedQuery(name = User.FIND_BY_LOGIN_PASSWORD, query = "SELECT u FROM User u WHERE u.login = :login AND u.password = :password"),
          @NamedQuery(name = User.FIND_ALL, query = "SELECT u FROM User u")
 })
@@ -67,6 +71,7 @@ public class User implements Serializable
    // ======================================
 
    public static final String FIND_BY_EMAIL = "User.findByEmail";
+   public static final String FIND_BY_LOGIN = "User.findByLogin";
    public static final String FIND_BY_UUID = "User.findByUUID";
    public static final String FIND_BY_LOGIN_PASSWORD = "User.findByLoginAndPassword";
    public static final String FIND_ALL = "User.findAll";
@@ -190,11 +195,13 @@ public void setRole(UserRole role)
       this.role = role;
    }
 
-   public String getUuid() {
+   public String getUuid()
+   {
       return uuid;
    }
 
-   public void setUuid(String uuid) {
+   public void setUuid(String uuid)
+   {
       this.uuid = uuid;
    }
 

diff --git a/03-Login/src/main/java/org/agoncal/sample/jsf/login/utils/CatchException.java b/03-Login/src/main/java/org/agoncal/sample/jsf/login/utils/CatchException.java
@@ -0,0 +1,23 @@
+package org.agoncal.sample.jsf.login.utils;
+
+import static java.lang.annotation.ElementType.METHOD;
+import static java.lang.annotation.ElementType.TYPE;
+import static java.lang.annotation.RetentionPolicy.RUNTIME;
+
+import java.lang.annotation.Retention;
+import java.lang.annotation.Target;
+
+import javax.interceptor.InterceptorBinding;
+
+/**
+ * @author Antonio Goncalves
+ *         http://www.antoniogoncalves.org
+ *         --
+ *         Any JSF backing bean using this interceptor binding will catch and display exceptions on the JSF page
+ */
+
+@InterceptorBinding
+@Target({METHOD, TYPE})
+@Retention(RUNTIME)
+public @interface CatchException {
+}
diff --git a/03-Login/src/main/java/org/agoncal/sample/jsf/login/utils/CatchExceptionInterceptor.java b/03-Login/src/main/java/org/agoncal/sample/jsf/login/utils/CatchExceptionInterceptor.java
@@ -0,0 +1,41 @@
+package org.agoncal.sample.jsf.login.utils;
+
+import static javax.faces.application.FacesMessage.SEVERITY_ERROR;
+
+import java.io.Serializable;
+
+import javax.faces.application.FacesMessage;
+import javax.faces.context.FacesContext;
+import javax.inject.Inject;
+import javax.interceptor.AroundInvoke;
+import javax.interceptor.Interceptor;
+import javax.interceptor.InvocationContext;
+
+/**
+ * @author Antonio Goncalves - http://www.antoniogoncalves.org
+ * 
+ *         This interceptor catches exception and displayes them in a JSF page
+ */
+
+@Interceptor
+@CatchException
+public class CatchExceptionInterceptor implements Serializable
+{
+
+   @Inject
+   private FacesContext context;
+
+   @AroundInvoke
+   public Object catchException(InvocationContext ic) throws Exception
+   {
+      try
+      {
+         return ic.proceed();
+      }
+      catch (Throwable e)
+      {
+         context.addMessage(null, new FacesMessage(SEVERITY_ERROR, e.getMessage(), null));
+         return null;
+      }
+   }
+}
diff --git a/.../sample/jsf/login/view/FacesProducer.java → ...ple/jsf/login/utils/ResourceProducer.java b/.../sample/jsf/login/view/FacesProducer.java → ...ple/jsf/login/utils/ResourceProducer.java
@@ -1,4 +1,4 @@
-package org.agoncal.sample.jsf.login.view;
+package org.agoncal.sample.jsf.login.utils;
 
 import com.thedeanda.lorem.Lorem;
 
@@ -9,7 +9,7 @@
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 
-public class FacesProducer
+public class ResourceProducer
 {
 
    @Produces
@@ -34,7 +34,6 @@ private HttpServletResponse produceResponse()
    }
 
    @Produces
-   @RequestScoped
    @Named("lorem")
    private String produceLorem()
    {

diff --git a/03-Login/src/main/java/org/agoncal/sample/jsf/login/view/AccountBean.java b/03-Login/src/main/java/org/agoncal/sample/jsf/login/view/AccountBean.java
@@ -23,6 +23,7 @@
 
 import org.agoncal.sample.jsf.login.model.User;
 import org.agoncal.sample.jsf.login.model.UserRole;
+import org.agoncal.sample.jsf.login.utils.CatchException;
 
 import com.thedeanda.lorem.Lorem;
 
@@ -32,6 +33,7 @@
 @Named
 @SessionScoped
 @Transactional
+@CatchException
 public class AccountBean implements Serializable
 {
 
@@ -61,7 +63,7 @@ public class AccountBean implements Serializable
    private String password2;
    // Remember me and cookie
    private static final String COOKIE_NAME = "JSFSampleCookie";
-   private static final int COOKIE_AGE = 60; //Expires after 60 seconds or even 2_592_000 for one month
+   private static final int COOKIE_AGE = 60; // Expires after 60 seconds or even 2_592_000 for one month
 
    private boolean rememberMe;
 
@@ -92,11 +94,22 @@ private void checkIfUserHasRememberMeCookie()
 
    public String doSignup()
    {
+      // Does the login already exists ?
+      if (em.createNamedQuery(User.FIND_BY_LOGIN, User.class).setParameter("login", user.getLogin())
+               .getResultList().size() > 0)
+      {
+         facesContext.addMessage(null,
+                  new FacesMessage(FacesMessage.SEVERITY_WARN, "Login already exists " + user.getLogin(),
+                           "You must choose a different login"));
+         return null;
+      }
+
+      // Everything is ok, we can create the user
       user.setPassword(password1);
       em.persist(user);
       resetPasswords();
       facesContext.addMessage(null,
-               new FacesMessage("Successful", "Hi " + user.getFirstName() + ", welcome to this website"));
+               new FacesMessage(FacesMessage.SEVERITY_INFO, "Hi " + user.getFirstName(), "Welcome to this website"));
       loggedIn = true;
       if (user.getRole().equals(UserRole.ADMIN))
          admin = true;
@@ -167,7 +180,7 @@ public String doForgotPassword()
          String temporaryPassword = Lorem.getWords(1);
          user.setPassword(user.digestPassword(temporaryPassword));
          em.merge(user);
-         facesContext.addMessage(null, new FacesMessage("Email sent",
+         facesContext.addMessage(null, new FacesMessage(FacesMessage.SEVERITY_INFO, "Email sent",
                   "An email has been sent to " + user.getEmail() + " with temporary password :" + temporaryPassword));
          // send an email with the password "dummyPassword"
          return doLogout();
@@ -187,7 +200,8 @@ public String doUpdateProfile()
       em.merge(user);
       resetPasswords();
       facesContext.addMessage(null,
-              new FacesMessage("Successful", "Profile has been updated for " + user.getFirstName()));
+               new FacesMessage(FacesMessage.SEVERITY_INFO, "Profile has been updated for " + user.getFirstName(),
+                        null));
       return null;
    }
 

diff --git a/03-Login/src/main/java/org/agoncal/sample/jsf/login/view/UserBean.java b/03-Login/src/main/java/org/agoncal/sample/jsf/login/view/UserBean.java
@@ -10,12 +10,14 @@
 import javax.persistence.PersistenceContext;
 
 import org.agoncal.sample.jsf.login.model.User;
+import org.agoncal.sample.jsf.login.utils.CatchException;
 
 /**
  * @author Antonio Goncalves http://www.antoniogoncalves.org --
  */
 @Named
 @RequestScoped
+@CatchException
 public class UserBean
 {
 

diff --git a/03-Login/src/main/webapp/WEB-INF/beans.xml b/03-Login/src/main/webapp/WEB-INF/beans.xml
@@ -2,4 +2,9 @@
        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
        xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/beans_1_1.xsd"
        version="1.1" bean-discovery-mode="all">
+
+       <interceptors>
+              <class>org.agoncal.sample.jsf.login.utils.CatchExceptionInterceptor</class>
+       </interceptors>
+
 </beans>
diff --git a/03-Login/src/main/webapp/admin.xhtml b/03-Login/src/main/webapp/admin.xhtml
@@ -12,21 +12,21 @@
             <div class="col-md-4">
                 <h2>Heading</h2>
 
-                <p>Donec id elit non mi porta gravida at eget metus. Fusce dapibus, tellus ac cursus commodo, tortor mauris condimentum nibh, ut fermentum massa justo sit amet risus. Etiam porta sem malesuada magna mollis euismod. Donec sed odio dui. </p>
+                <p>#{lorem}</p>
 
                 <p><a class="btn btn-default" href="#" role="button">View details </a></p>
             </div>
             <div class="col-md-4">
                 <h2>Heading</h2>
 
-                <p>Donec id elit non mi porta gravida at eget metus. Fusce dapibus, tellus ac cursus commodo, tortor mauris condimentum nibh, ut fermentum massa justo sit amet risus. Etiam porta sem malesuada magna mollis euismod. Donec sed odio dui. </p>
+                <p>#{lorem}</p>
 
                 <p><a class="btn btn-default" href="#" role="button">View details </a></p>
             </div>
             <div class="col-md-4">
                 <h2>Heading</h2>
 
-                <p>Donec sed odio dui. Cras justo odio, dapibus ac facilisis in, egestas eget quam. Vestibulum id ligula porta felis euismod semper. Fusce dapibus, tellus ac cursus commodo, tortor mauris condimentum nibh, ut fermentum massa justo sit amet risus.</p>
+                <p>#{lorem}</p>
 
                 <p><a class="btn btn-default" href="#" role="button">View details </a></p>
             </div>

diff --git a/03-Login/src/main/webapp/index.xhtml b/03-Login/src/main/webapp/index.xhtml
@@ -12,21 +12,21 @@
             <div class="col-md-4">
                 <h2>Heading</h2>
 
-                <p>Donec id elit non mi porta gravida at eget metus. Fusce dapibus, tellus ac cursus commodo, tortor mauris condimentum nibh, ut fermentum massa justo sit amet risus. Etiam porta sem malesuada magna mollis euismod. Donec sed odio dui. </p>
+                <p>#{lorem}</p>
 
                 <p><a class="btn btn-default" href="#" role="button">View details </a></p>
             </div>
             <div class="col-md-4">
                 <h2>Heading</h2>
 
-                <p>Donec id elit non mi porta gravida at eget metus. Fusce dapibus, tellus ac cursus commodo, tortor mauris condimentum nibh, ut fermentum massa justo sit amet risus. Etiam porta sem malesuada magna mollis euismod. Donec sed odio dui. </p>
+                <p>#{lorem}</p>
 
                 <p><a class="btn btn-default" href="#" role="button">View details </a></p>
             </div>
             <div class="col-md-4">
                 <h2>Heading</h2>
 
-                <p>Donec sed odio dui. Cras justo odio, dapibus ac facilisis in, egestas eget quam. Vestibulum id ligula porta felis euismod semper. Fusce dapibus, tellus ac cursus commodo, tortor mauris condimentum nibh, ut fermentum massa justo sit amet risus.</p>
+                <p>#{lorem}</p>
 
                 <p><a class="btn btn-default" href="#" role="button">View details </a></p>
             </div>