Clase base para todos los managedBeans con soporte para mensajes JSF,

conexión a los FacadeRemote de los EJB.
Mejoras en el login de usuario.
Corregido problema en registro de usuario.

1.sources/MyHealth/src/managedbean/common/ManagedBeanBase.java

@@ -0,0 +1,103 @@
+package managedbean.common;
+
+import java.util.Properties;
+
+import javax.ejb.EJB;
+import javax.faces.application.FacesMessage;
+import javax.faces.context.FacesContext;
+import javax.naming.Context;
+import javax.naming.InitialContext;
+import javax.naming.NamingException;
+
+import ejb.medicalTest.MedicalTestFacadeRemote;
+import ejb.profile.ProfileFacadeRemote;
+import ejb.systemAdmin.SystemAdminFacadeRemote;
+import ejb.visit.VisitFacadeRemote;
+
+/***
+ * 
+ * @author Marcos García Núñez (mgarcianun@uoc.edu)
+ *
+ */
+public class ManagedBeanBase {
+	@EJB
+	protected ProfileFacadeRemote remoteManagerProfile;
+	@EJB
+	protected SystemAdminFacadeRemote remoteManagerSystemAdmin;
+	@EJB
+	protected VisitFacadeRemote remoteManagerVisit;
+	@EJB
+	protected MedicalTestFacadeRemote remoteManagerMedicalTest;
+
+	/**
+	 * Inicializa la conexión con el EJB Remoto
+	 * 
+	 * @return
+	 * 
+	 * @throws Exception
+	 */
+	private <T> T getContext(String name, Class<T> type) {
+		T retObj = null;
+
+		try {
+			Properties props = System.getProperties();
+			Context ctx = new InitialContext(props);
+			retObj = type.cast(ctx.lookup(name));
+		} catch (NamingException e) {
+			this.manageException(e);
+		}
+		return retObj;
+	}
+
+	protected ProfileFacadeRemote getRemoteManagerProfile() {
+		if (remoteManagerProfile == null) {
+			remoteManagerProfile = this.getContext("java:app/MyHealth.jar/ProfileFacadeBean!ejb.profile.ProfileFacadeRemote", ProfileFacadeRemote.class);
+		}
+
+		return remoteManagerProfile;
+	}
+
+	protected SystemAdminFacadeRemote getRemoteManagerSystemAdmin() {
+		if (remoteManagerSystemAdmin == null) {
+			remoteManagerSystemAdmin = this.getContext("java:app/MyHealth.jar/SystemAdminFacadeBean!ejb.systemAdmin.SystemAdminFacadeRemote", SystemAdminFacadeRemote.class);
+		}
+
+		return remoteManagerSystemAdmin;
+	}
+
+	protected VisitFacadeRemote getRemoteManagerVisit() {
+		if (remoteManagerVisit == null) {
+			remoteManagerVisit = this.getContext("java:app/MyHealth.jar/VisitFacadeBean!ejb.systemAdmin.VisitFacadeRemote", VisitFacadeRemote.class);
+		}
+
+		return remoteManagerVisit;
+	}
+
+	protected MedicalTestFacadeRemote getRemoteManagerMedicalTest() {
+		if (remoteManagerMedicalTest == null) {
+			remoteManagerMedicalTest = this.getContext("java:app/MyHealth.jar/MedicalTestFacadeBean!ejb.systemAdmin.MedicalTestFacadeRemote", MedicalTestFacadeRemote.class);
+		}
+
+		return remoteManagerMedicalTest;
+	}
+
+	protected void addFacesMessageKeep(FacesMessage.Severity severity, String summary, String detail) {
+		FacesContext context = FacesContext.getCurrentInstance();
+
+		this.addFacesMessage(FacesContext.getCurrentInstance(), severity, summary, detail);
+
+		context.getExternalContext().getFlash().setKeepMessages(true);
+	}
+
+	protected void addFacesMessage(FacesMessage.Severity severity, String summary, String detail) {
+		this.addFacesMessage(FacesContext.getCurrentInstance(), severity, summary, detail);
+	}
+
+	protected void addFacesMessage(FacesContext context, FacesMessage.Severity severity, String summary, String detail) {
+		context.addMessage(null, new FacesMessage(severity, summary, detail));
+	}
+
+	protected void manageException(Exception ex) {
+		this.addFacesMessage(FacesMessage.SEVERITY_ERROR, "Se ha producido un error inesperado", "Descripción del error: " + ex.getLocalizedMessage());
+	}
+}