this is my entity class.
import java.io.Serializable;
import javax.persistence.Basic;
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.Table;
/**
*
* @author Saeed Zarinfam
*/
@Entity
@Table(name = "ole_exam")
@NamedQueries({...@namedquery(name = "Exam.findAll", query = "SELECT e
FROM Exam e"), @NamedQuery(name = "Exam.findByExamId", query = "SELECT
e FROM Exam e WHERE e.examId = :examId"), @NamedQuery(name =
"Exam.findByExamName", query = "SELECT e FROM Exam e WHERE e.examName
= :examName"), @NamedQuery(name = "Exam.findByExamDesc", query =
"SELECT e FROM Exam e WHERE e.examDesc = :examDesc"), @NamedQuery(name
= "Exam.findByExamTime", query = "SELECT e FROM Exam e WHERE
e.examTime = :examTime"), @NamedQuery(name =
"Exam.findByExamQuestionCount", query = "SELECT e FROM Exam e WHERE
e.examQuestionCount = :examQuestionCount"), @NamedQuery(name =
"Exam.findByExamMinMark", query = "SELECT e FROM Exam e WHERE
e.examMinMark = :examMinMark")})
public class Exam implements Serializable {
private static final long serialVersionUID = 1L;
@Id
@GeneratedValue(strategy = GenerationType.IDENTITY)
@Basic(optional = false)
@Column(name = "exam_id")
private Long examId;
@Basic(optional = false)
@Column(name = "exam_name")
private String examName;
@Column(name = "exam_desc")
private String examDesc;
@Basic(optional = false)
@Column(name = "exam_time")
private short examTime;
@Basic(optional = false)
@Column(name = "exam_question_count")
private short examQuestionCount;
@Basic(optional = false)
@Column(name = "exam_min_mark")
private int examMinMark;
@JoinColumn(name = "exam_template_fk", referencedColumnName =
"exam_template_id")
@ManyToOne(optional = false, fetch = FetchType.LAZY)
private ExamTemplate examTemplateFk;
public Exam() {
}
public Exam(Long examId) {
this.examId = examId;
}
public Exam( String examName, short examTime, short
examQuestionCount, int examMinMark) {
this.examName = examName;
this.examTime = examTime;
this.examQuestionCount = examQuestionCount;
this.examMinMark = examMinMark;
}
public Long getExamId() {
return examId;
}
public void setExamId(Long examId) {
this.examId = examId;
}
public String getExamName() {
return examName;
}
public void setExamName(String examName) {
this.examName = examName;
}
public String getExamDesc() {
return examDesc;
}
public void setExamDesc(String examDesc) {
this.examDesc = examDesc;
}
public short getExamTime() {
return examTime;
}
public void setExamTime(short examTime) {
this.examTime = examTime;
}
public short getExamQuestionCount() {
return examQuestionCount;
}
public void setExamQuestionCount(short examQuestionCount) {
this.examQuestionCount = examQuestionCount;
}
public int getExamMinMark() {
return examMinMark;
}
public void setExamMinMark(int examMinMark) {
this.examMinMark = examMinMark;
}
public ExamTemplate getExamTemplateFk() {
return examTemplateFk;
}
public void setExamTemplateFk(ExamTemplate examTemplateFk) {
this.examTemplateFk = examTemplateFk;
}
@Override
public int hashCode() {
int hash = 0;
hash += (examId != null ? examId.hashCode() : 0);
return hash;
}
@Override
public boolean equals(Object object) {
// TODO: Warning - this method won't work in the case the id
fields are not set
if (!(object instanceof Exam)) {
return false;
}
Exam other = (Exam) object;
if ((this.examId == null && other.examId != null) ||
(this.examId != null && !this.examId.equals(other.examId))) {
return false;
}
return true;
}
@Override
public String toString() {
return "entity.Exam[examId=" + examId + "]";
}
}
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