Policy failures:

Code warning
- failed on resource RolePK.java. Reason: The assignment to variable conference has no effect, line 26
- failed on resource User.java. Reason: The serializable class User does not declare a static final serialVersionUID field of type long, line 2
Override reason:   
f

YACOSCore/ejbModule/org/yacos/core/users/IUsersManager.java

@@ -10,4 +10,7 @@ public interface IUsersManager {
 	public void addUser(User user);
 	public void removeUser(User user);
 	public User getUser(String login);
+	public void UpdateUser(User user);
+	public Boolean existe(User user);
+
 }

YACOSCore/ejbModule/org/yacos/core/users/Role.java

@@ -3,13 +3,14 @@ package org.yacos.core.users;
 import javax.persistence.Entity;
 import javax.persistence.EnumType;
 import javax.persistence.Enumerated;
-import javax.persistence.GeneratedValue;
-import javax.persistence.GenerationType;
+
 import javax.persistence.Id;
+import javax.persistence.IdClass;
 import javax.persistence.JoinColumn;
 import javax.persistence.ManyToOne;
+
 import org.yacos.core.conferences.Conference;
-import org.yacos.core.users.RoleType.RoleTypeEnum;
+
 
 /**
  * An role of a given type (author,chairman,PCmember or referee)
@@ -18,81 +19,75 @@ import org.yacos.core.users.RoleType.RoleTypeEnum;
  *
  */
 @Entity
+@IdClass(RolePK.class)
 public class Role {
-	@Id
-	@GeneratedValue(strategy=GenerationType.AUTO)
-	private Integer id;
+	
 	/**
 	 * User for which this role is defined
+	 * Primary Key
 	 */
+	@Id
 	@ManyToOne(targetEntity=User.class,optional=false)
 	@JoinColumn(name="user_id",nullable=false)
 	private User user;
 	/**
 	 * Conference for which this role is defined
+	 * Primary Key
 	 */
+	@Id
 	@ManyToOne(targetEntity=Conference.class,optional=false)
 	@JoinColumn(name="conference_id",nullable=false)
 	private Conference conference;
 	/**
 	 * The type of this role
 	 */
-	@Enumerated(EnumType.ORDINAL)
-	private RoleTypeEnum type;
+	public enum RoleType {
+		AUTHOR,CHAIRMAN,PCMEMBER,REFEREE
+	}
 	
-	public Role(RoleTypeEnum type,User user, Conference conference) {
+	@Enumerated(EnumType.ORDINAL)
+	private RoleType type;
+	
+	public Role(RoleType type,User user, Conference conference) {
 		super();
 		setType(type);
 		setUser(user);
 		setConference(conference);
 	}
-	/**
-	 * @return the id
-	 */
-	public Integer getId() {
-		return id;
-	}
-	/**
-	 * @param id the id to set
-	 */
-	public void setId(Integer id) {
-		this.id = id;
-	}
-	/**
-	 * @return the user who plays this role
-	 */
+	
+	
 	public User getUser() {
 		return user;
 	}
-	/**
-	 * @param user the user who is to play this role
-	 */
+
+
 	public void setUser(User user) {
 		this.user = user;
 	}
-	/**
-	 * @return the conference for which this role is defined
-	 */
+
+
 	public Conference getConference() {
 		return conference;
 	}
-	/**
-	 * @param conference the conference for which this role is defined
-	 */
+
+
 	public void setConference(Conference conference) {
 		this.conference = conference;
 	}
+
+
 	/**
 	 * @return the type of this role
 	 */
-	public RoleTypeEnum getType() {
+	public RoleType getType() {
 		return type;
 	}
 	/**
 	 * @param type the type of this role
 	 */
-	public void setType(RoleTypeEnum type) {
+	public void setType(RoleType type) {
 		this.type = type;
 	}
 	
 }
+

YACOSCore/ejbModule/org/yacos/core/users/RolePK.java

@@ -0,0 +1,30 @@
+package org.yacos.core.users;
+
+import java.io.Serializable;
+
+import org.yacos.core.conferences.Conference;
+
+public class RolePK implements Serializable{
+	
+	/**
+	 * 
+	 */
+	private static final long serialVersionUID = 1L;
+	
+	private User user;
+	private Conference conference;
+	public User getUserId() {
+		return user;
+	}
+	public void setUser(User user) {
+		this.user = user;
+	}
+	public Conference getConference() {
+		return conference;
+	}
+	public void setConferenceId(Conference conferenceId) {
+		this.conference = conference;
+	}
+	
+	
+}

YACOSCore/ejbModule/org/yacos/core/users/RoleType.java

@@ -1,52 +0,0 @@
-/**
- * 
- */
-package org.yacos.core.users;
-
-/**
- * @author christiancorsano
- *
- */
-public class RoleType {
-	// TODO : see what we do with this class
-	public enum RoleTypeEnum {
-		AUTHOR,CHAIRMAN,PCMEMBER,REFEREE
-	}
-	/**
-	 * Author constant role
-	 */
-	static public final RoleType author = new RoleType("author");
-	/**
-	 * Chairman constant role
-	 */
-	static public final RoleType chairman = new RoleType("chairman");
-	/**
-	 * PCMember constant role
-	 */
-	static public final RoleType PCmember = new RoleType("PCmember");
-	/**
-	 * Referee constant role
-	 */
-	static public final RoleType Referee = new RoleType("referee");
-	
-	/**
-	 * Name of this role type
-	 */
-	private String name;
-	
-	/**
-	 * Private constructor : used to instanciate the constants
-	 * @param name Name of the new RoleType
-	 */
-	private RoleType(String name){
-		this.name = name;
-	}
-	
-	/**
-	 * Return the name of this RoleType
-	 * @return
-	 */
-	public String getName() {
-		return this.name;
-	}
-}

YACOSCore/ejbModule/org/yacos/core/users/User.java

@@ -1,6 +1,7 @@
 package org.yacos.core.users;
 
 import java.io.Serializable;
+import java.util.ArrayList;
 import java.util.Collection;
 
 import javax.persistence.Entity;
@@ -52,25 +53,20 @@ public class User implements Serializable{
 	private Collection<Role> roles;
 	
 	public User(String login, String password, String firstName,
-			String lastName, String organization, String email,
-			Collection<Role> roles) {
-		super();
+			String lastName, String organization, String email) {
+		this();
 		this.login = login;
 		this.password = password;
 		this.firstName = firstName;
 		this.lastName = lastName;
 		this.organization = organization;
 		this.email = email;	
-		this.roles = roles;
 	}
 
 	public User() {
-		
+		this.roles = new ArrayList<Role>();
 	}
 
-	
-	
-
 	@Id
 	public String getLogin() {
 		return login;
@@ -116,7 +112,7 @@ public class User implements Serializable{
 		roles.add(role);
 	}
 	
-	public void addRoleForConference(RoleType roleType, Conference conference){
+	public void addRoleForConference(Role.RoleType roleType, Conference conference){
 		if(! hasRoleForConference(roleType,conference)){
 			
 		} else {
@@ -124,7 +120,7 @@ public class User implements Serializable{
 		}
 	}
 	
-	public boolean hasRoleForConference(RoleType roleType, Conference conference){
+	public boolean hasRoleForConference(Role.RoleType roleType, Conference conference){
 		// TODO
 		return false;
 	}
@@ -156,4 +152,8 @@ public class User implements Serializable{
 		this.roles = roles;
 	}
 	
+	public void AddRole(Role role){
+		roles.add(role);	
+	}
+	
 }

YACOSCore/ejbModule/org/yacos/core/users/UsersManagerBean.java

@@ -45,4 +45,15 @@ public class UsersManagerBean implements IUsersManager{
 	public User getUser(String login) {
 		return em.find(User.class, login);
 	}
+	
+	public void UpdateUser(User user){
+		em.merge(user);
+	}
+	
+	public Boolean existe(User user){
+	  
+	  return (this.getUser(user.getLogin())!= null); 
+	}
+
+	
 }