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//Entité
import java.io.Serializable;
import java.math.BigInteger;
import java.util.Date;
import java.util.List;
import javax.persistence.Basic;
import javax.persistence.CascadeType;
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.FetchType;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.JoinColumn;
import javax.persistence.ManyToOne;
import javax.persistence.NamedQueries;
import javax.persistence.NamedQuery;
import javax.persistence.OneToMany;
import javax.persistence.OneToOne;
import javax.persistence.Table;
import javax.persistence.Temporal;
import javax.persistence.TemporalType;
import javax.xml.bind.annotation.XmlRootElement;
import javax.xml.bind.annotation.XmlTransient;
@Entity
@Table(name = "student")
@XmlRootElement
public class Student implements Serializable {
private static final long serialVersionUID = 1L;
@Id
@GeneratedValue(strategy = GenerationType.IDENTITY)
@Basic(optional = false)
@Column(name = "id_student")
private Integer idStudent;
@Basic(optional = false)
@Column(name = "stud_mat", length = 14)
private String studMat;
@Basic(optional = false)
@Column(name = "stud_name", length = 255)
private String studName;
@Basic(optional = false)
@Column(name = "stud_date_birth")
@Temporal(TemporalType.DATE)
private Date studDateBirth;
@Basic(optional = false)
@Column(name = "stud_place_birth", length = 100)
private String studPlaceBirth;
@Basic(optional = false)
@Column(name = "stud_sex", length = 2)
@JoinColumn(name = "id_dept", referencedColumnName = "id_dept")
@ManyToOne(fetch = FetchType.LAZY)
private Department department;
@OneToMany(cascade = CascadeType.ALL, mappedBy = "student", fetch = FetchType.LAZY)
private List<Studentcourse> studentcourseList;
@OneToOne(mappedBy = "student", fetch = FetchType.LAZY)
private Utilisateur utilisateur;
public Student() {
}
//Date d = new Date();
//int a= d.getYear(), b=d.getMonth(),c=d.getDate();
public Student(Integer idStudent) {
this.idStudent = idStudent;
}
//..... getter et setter
@XmlTransient
public List<Studentcourse> getStudentcourseList() {
return studentcourseList;
}
//.....
}
import java.io.Serializable;
import java.util.List;
import javax.persistence.Basic;
import javax.persistence.CascadeType;
import javax.persistence.Column;
import javax.persistence.EmbeddedId;
import javax.persistence.Entity;
import javax.persistence.FetchType;
import javax.persistence.JoinColumn;
import javax.persistence.ManyToOne;
import javax.persistence.NamedQueries;
import javax.persistence.NamedQuery;
import javax.persistence.OneToMany;
import javax.persistence.Table;
import javax.validation.constraints.Size;
import javax.xml.bind.annotation.XmlRootElement;
import javax.xml.bind.annotation.XmlTransient;
@Entity
@Table(name = "studentcourse")
@XmlRootElement
public class Studentcourse implements Serializable {
private static final long serialVersionUID = 1L;
@EmbeddedId
protected StudentcoursePK studentcoursePK;
@Basic(optional = false)
@Column(name = "academic_year", length = 10)
private String academicYear;
@Basic(optional = false)
@Column(name = "exam_session", length = 20)
private String examSession;
// @Max(value=?) @Min(value=?)//if you know range of your decimal fields consider using these annotations to enforce field validation
@Column(name = "ca_mark")
private Float caMark;
@Column(name = "exam_mark")
private Float examMark;
@Column(name = "anonymity", length = 15)
private String anonymity;
@JoinColumn(name = "id_course", referencedColumnName = "id_course", insertable = false, updatable = false)
@ManyToOne(optional = false, fetch = FetchType.LAZY)
private Course course;
@JoinColumn(name = "id_student", referencedColumnName = "id_student", insertable = false, updatable = false)
@ManyToOne(optional = false, fetch = FetchType.LAZY)
private Student student;
@OneToMany(cascade = CascadeType.ALL, mappedBy = "studentcourse", fetch = FetchType.LAZY)
private List<Journal> journalList;
public Studentcourse() {
}
public Studentcourse(StudentcoursePK studentcoursePK) {
this.studentcoursePK = studentcoursePK;
}
public Studentcourse(StudentcoursePK studentcoursePK, String academicYear, String examSession) {
this.studentcoursePK = studentcoursePK;
this.academicYear = academicYear;
this.examSession = examSession;
}
public Studentcourse(int idCourse, int idStudent) {
this.studentcoursePK = new StudentcoursePK(idCourse, idStudent);
}
public StudentcoursePK getStudentcoursePK() {
return studentcoursePK;
}
public void setStudentcoursePK(StudentcoursePK studentcoursePK) {
this.studentcoursePK = studentcoursePK;
}
public String getAcademicYear() {
return academicYear;
}
// ... getter et setter
}
//servlet
public class StudentManagement extends HttpServlet {
@EJB
private StudentFacadeLocal studentFacade;
public static final String PROFILE_STUDENT = "/WEB-INF/student/studentProfile.jsp";
@Override
protected void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
String idStudent = request.getParameter("idStudent");
Student student = studentFacade.find(Integer.parseInt(idStudent));
String idDept = request.getParameter("idDept");
String level = request.getParameter("level");
String academicYear = request.getParameter("academicYear");
String examSession = request.getParameter("examSession");
request.setAttribute("student", student);
request.setAttribute("idDept", idDept);
request.setAttribute("level", level);
request.setAttribute("academicYear", academicYear);
request.setAttribute("examSession", examSession);
this.getServletContext().getRequestDispatcher(PROFILE_STUDENT).forward(request, response);
}
}
// Interface EJB généré via netbeans
import com.appmate.entities.Student;
import java.util.List;
import javax.ejb.Local;
@Local
public interface StudentFacadeLocal {
void create(Student student);
void edit(Student student);
void remove(Student student);
Student find(Object id);
}
// Implementation EJB
import com.appmate.entities.Student;
import javax.ejb.Stateless;
import javax.persistence.EntityManager;
import javax.persistence.PersistenceContext;
import javax.persistence.Query;
@Stateless
public class StudentFacade extends AbstractFacade<Student> implements StudentFacadeLocal {
@PersistenceContext(unitName = "APPMATE.-ejbPU")
private EntityManager em;
@Override
protected EntityManager getEntityManager() {
return em;
}
public StudentFacade() {
super(Student.class);
}
}
// vue JSP
<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>STUDENT PROFILE</title>
</head>
<body>
Reg. Number: ${student.studMat}<br/>
Name : ${student.studName} <br>
Department : ${student.department.deptName}<br/>
Level : ${student.studLevel} <br/><br/>
<table class="table table-bordered table-striped">
<thead>
<tr>
<th>Course Title</th>
<th>Course Credit</th>
<th>CA Mark / 30</th>
<th>Exam Mark / 70</th>
<th>Total / 100</th>
</tr>
</thead>
<tbody>
<c:forEach items="${student.studentcourseList}" var="studentCourse">
<c:if test="${level==studentCourse.course.courseLevel and studentCourse.examSession == examSession and studentCourse.academicYear==academicYear}">
<tr>
<td>${studentCourse.course.courseTitle}</td>
<td>${studentCourse.course.courseCredit}</td>
<td>${studentCourse.caMark}</td> // une modification effectué sur cette valeur par exemple depuis le SGBD n'est pas prise en compte par l'application
<td>${studentCourse.examMark}</td>
<td><fmt:formatNumber maxFractionDigits="2" value="${studentCourse.caMark + studentCourse.examMark}"/></td>
</tr>
</c:if>
</c:forEach>
</tbody>
</table>
</body>
</html> |
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