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‎GlassfishFormBasedAuthentication/pom.xml‎

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<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
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<modelVersion>4.0.0</modelVersion>
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<groupId>net.javatutorial.tutorials</groupId>
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<artifactId>GlassfishFormBasedAuthentication</artifactId>
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<version>1</version>
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<packaging>war</packaging>
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<properties>
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<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
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</properties>
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<dependencies>
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<dependency>
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<groupId>javax</groupId>
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<artifactId>javaee-api</artifactId>
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<version>7.0</version>
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<scope>provided</scope>
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</dependency>
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</dependencies>
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<build>
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<finalName>authexample</finalName>
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<plugins>
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<plugin>
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<groupId>org.apache.maven.plugins</groupId>
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<artifactId>maven-war-plugin</artifactId>
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<version>2.3</version>
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<configuration>
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<webXml>src/main/webapp/WEB-INF/web.xml</webXml>
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</configuration>
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</plugin>
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<plugin>
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<groupId>org.apache.maven.plugins</groupId>
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<artifactId>maven-compiler-plugin</artifactId>
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<version>3.1</version>
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<configuration>
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<source>1.8</source>
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<target>1.8</target>
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</configuration>
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</plugin>
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</plugins>
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</build>
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</project>

‎GlassfishFormBasedAuthentication/src/main/java/net/javatutorial/tutorials/gfauthexample/ejb/UserEJB.java‎

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package net.javatutorial.tutorials.gfauthexample.ejb;
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import java.util.List;
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import java.util.logging.Level;
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import java.util.logging.Logger;
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import javax.ejb.Stateless;
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import javax.persistence.EntityManager;
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import javax.persistence.PersistenceContext;
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import javax.persistence.TypedQuery;
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import net.javatutorial.tutorials.gfauthexample.entity.Group;
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import net.javatutorial.tutorials.gfauthexample.entity.User;
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import net.javatutorial.tutorials.gfauthexample.utils.AuthenticationUtils;
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@Stateless
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public class UserEJB {
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@PersistenceContext(unitName="tutorialsPU")
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private EntityManager em;
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public User createUser(User user) {
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try {
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user.setPassword(AuthenticationUtils.encodeSHA256(user.getPassword()));
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} catch (Exception e) {
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Logger.getLogger(getClass().getName()).log(Level.SEVERE, null, e);
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e.printStackTrace();
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}
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Group group = new Group();
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group.setEmail(user.getEmail());
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group.setGroupname(Group.USERS_GROUP);
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em.persist(user);
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em.persist(group);
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return user;
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}
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public User findUserById(String id) {
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TypedQuery<User> query = em.createNamedQuery("findUserById", User.class);
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query.setParameter("email", id);
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User user = null;
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try {
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user = query.getSingleResult();
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} catch (Exception e) {
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// getSingleResult throws NoResultException in case there is no user in DB
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// ignore exception and return NULL for user instead
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}
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return user;
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}
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}

‎GlassfishFormBasedAuthentication/src/main/java/net/javatutorial/tutorials/gfauthexample/entity/Group.java‎

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package net.javatutorial.tutorials.gfauthexample.entity;
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import java.io.Serializable;
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import javax.persistence.Column;
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import javax.persistence.Entity;
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import javax.persistence.Id;
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import javax.persistence.Table;
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@Entity
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@Table(name="user_groups")
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public class Group implements Serializable {
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private static final long serialVersionUID = 1528447384986169065L;
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public static final String USERS_GROUP = "users";
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@Id
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@Column(name="email", nullable=false, length=255)
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private String email;
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@Column(name="groupname", nullable=false, length=32)
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private String groupname;
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public Group() {}
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public Group(String email, String groupname) {
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this.email = email;
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this.groupname = groupname;
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}
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public String getEmail() {
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return email;
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}
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public void setEmail(String email) {
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this.email = email;
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}
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public String getGroupname() {
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return groupname;
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}
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public void setGroupname(String groupname) {
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this.groupname = groupname;
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}
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}

‎GlassfishFormBasedAuthentication/src/main/java/net/javatutorial/tutorials/gfauthexample/entity/User.java‎

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package net.javatutorial.tutorials.gfauthexample.entity;
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import java.io.Serializable;
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import javax.persistence.Column;
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import javax.persistence.Entity;
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import javax.persistence.Id;
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import javax.persistence.NamedQueries;
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import javax.persistence.NamedQuery;
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import javax.persistence.Table;
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@Entity
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@NamedQueries({
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@NamedQuery(name = "findUserById", query = "SELECT u FROM User u WHERE u.email = :email")
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})
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@Table(name="users")
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public class User implements Serializable {
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private static final long serialVersionUID = -5892169641074303723L;
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@Id
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@Column(name="email", nullable=false, length=255)
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private String email;
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@Column(name="password", nullable=false, length=64)
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private String password;
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@Column(name="name", nullable=false, length=30)
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private String name;
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public User(){}
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public User(String email, String password, String name) {
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this.email = email;
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this.password = password;
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this.name = name;
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}
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public String getEmail() {
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return email;
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}
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public void setEmail(String email) {
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this.email = email;
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}
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public String getPassword() {
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return password;
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}
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public void setPassword(String password) {
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this.password = password;
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}
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public String getName() {
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return name;
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}
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public void setName(String name) {
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this.name = name;
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}
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}

‎GlassfishFormBasedAuthentication/src/main/java/net/javatutorial/tutorials/gfauthexample/managedbeans/LoginView.java‎

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package net.javatutorial.tutorials.gfauthexample.managedbeans;
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import java.io.Serializable;
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import java.security.Principal;
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import java.util.Map;
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import java.util.logging.Level;
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import java.util.logging.Logger;
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import javax.faces.application.FacesMessage;
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import javax.faces.bean.ManagedBean;
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import javax.faces.bean.SessionScoped;
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import javax.faces.context.ExternalContext;
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import javax.faces.context.FacesContext;
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import javax.inject.Inject;
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import javax.servlet.ServletException;
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import javax.servlet.http.HttpServletRequest;
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import javax.servlet.http.HttpSession;
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import net.javatutorial.tutorials.gfauthexample.ejb.UserEJB;
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import net.javatutorial.tutorials.gfauthexample.entity.User;
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@ManagedBean
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@SessionScoped
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public class LoginView implements Serializable {
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private static final long serialVersionUID = 3254181235309041386L;
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private static Logger log = Logger.getLogger(LoginView.class.getName());
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@Inject
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private UserEJB userEJB;
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private String email;
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private String password;
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private User user;
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public String login() {
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FacesContext context = FacesContext.getCurrentInstance();
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HttpServletRequest request = (HttpServletRequest) context.getExternalContext().getRequest();
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try {
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request.login(email, password);
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} catch (ServletException e) {
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context.addMessage(null, new FacesMessage(FacesMessage.SEVERITY_ERROR, "Login failed!", null));
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return "signin";
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}
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Principal principal = request.getUserPrincipal();
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this.user = userEJB.findUserById(principal.getName());
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log.info("Authentication done for user: " + principal.getName());
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ExternalContext externalContext = FacesContext.getCurrentInstance().getExternalContext();
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Map<String, Object> sessionMap = externalContext.getSessionMap();
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sessionMap.put("User", user);
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if (request.isUserInRole("users")) {
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return "/user/privatepage?faces-redirect=true";
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} else {
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return "signin";
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}
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}
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public String logout() {
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FacesContext context = FacesContext.getCurrentInstance();
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HttpServletRequest request = (HttpServletRequest) context.getExternalContext().getRequest();
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try {
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this.user = null;
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request.logout();
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// clear the session
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((HttpSession) context.getExternalContext().getSession(false)).invalidate();
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} catch (ServletException e) {
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log.log(Level.SEVERE, "Failed to logout user!", e);
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}
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return "/signin?faces-redirect=true";
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}
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public User getAuthenticatedUser() {
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return user;
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}
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public String getEmail() {
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return email;
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}
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public void setEmail(String email) {
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this.email = email;
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}
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public String getPassword() {
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return password;
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}
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public void setPassword(String password) {
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this.password = password;
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}
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}

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