SkiSchool-war/src/java/org/cvut/skischool/back/StudentsBean.java

   1 package org.cvut.skischool.back;
   2
   3 import java.io.Serializable;
   4 import java.util.List;
   5 import javax.ejb.EJB;
   6 import javax.faces.application.FacesMessage;
   7 import javax.faces.bean.ManagedBean;
   8 import javax.faces.bean.SessionScoped;
   9 import javax.faces.context.FacesContext;
  10 import org.cvut.skischool.Messages;
  11 import org.cvut.skischool.beans.UserManagementLocal;
  12 import org.cvut.skischool.model.Student;
  13
  14 /**
  15  *
  16  * @author matej
  17  */
  18 @ManagedBean(name = "studentsBean")
  19 @SessionScoped
  20 public class StudentsBean implements Serializable {
  21
  22     @EJB
  23     private UserManagementLocal userManagement;
  24     private Student student;
  25
  26     public StudentsBean() {
  27     }
  28
  29     public Student getStudent() {
  30         return student;
  31     }
  32
  33     public void setStudent(Student student) {
  34         this.student = student;
  35     }
  36
  37     public List<Student> getAllStudents() {
  38         return userManagement.getAllStudents();
  39     }
  40
  41     public String newStudent() {
  42         student = new Student();
  43         student.setDisabled(false);
  44
  45         return "createstudent?faces-redirect=true";
  46     }
  47
  48     public String editStudent(Student student) {
  49         this.student = student;
  50
  51         return "createstudent?faces-redirect=true";
  52     }
  53
  54     public String saveStudent() {
  55         userManagement.updateStudent(student);
  56
  57         return "users?faces-redirect=true";
  58     }
  59
  60     public void deleteStudent(Student student) {
  61         if (student.getLessons() == null || student.getLessons().isEmpty()) {
  62             userManagement.deleteStudent(student);
  63             Messages.showInfoMessage("Žiak bol úspešne zmazaný");
  64         }else{
  65             showWarnMessage("Žiak nemôže byť zmazaný pretože má hodiny");
  66 //            showWarnMessage("Student has lessons and can't be deleted");
  67         }
  68     }
  69
  70      private void showWarnMessage(String message) {
  71         FacesMessage msg = new FacesMessage(FacesMessage.SEVERITY_WARN, message, "");
  72         FacesContext.getCurrentInstance().addMessage(null, msg);
  73     }
  74 }