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Answer» import java.io.Serializable; import java.util.Date; import javax.persistence.Basic; import javax.persistence.Column; import javax.persistence.EmbeddedId; import javax.persistence.Entity; import javax.persistence.JoinColumn; import javax.persistence.ManyToOne; import javax.persistence.NamedQueries; import javax.persistence.NamedQuery; import javax.persistence.Table; import javax.persistence.Temporal; import javax.persistence.TemporalType; @Entity @Table(name = "categoryparticipant") @NamedQueries({ @NamedQuery(name = "Categoryparticipant.getCategoriesOfParticipant", query = "SELECT cp.category from Categoryparticipant cp where cp.participant.participantid= :participantid") }) public class Categoryparticipant implements Serializable { PRIVATE static final long serialVersionUID = 1L; @EmbeddedId protected CategoryparticipantPK categoryparticipantPK; @Basic(optional = false) @Column(name = "CreationDate") @Temporal(TemporalType.TIMESTAMP) private Date creationDate; @JoinColumn(name = "ParticipantId", referencedColumnName = "ParticipantId", insertable = false, UPDATABLE = false) @ManyToOne(optional = false) private Participant participant; @JoinColumn(name = "CategoryId", referencedColumnName = "CategoryId", insertable = false, updatable = false) @ManyToOne(optional = false) private Category category; public Categoryparticipant() { } public Categoryparticipant(CategoryparticipantPK categoryparticipantPK) { this.categoryparticipantPK = categoryparticipantPK; } public Categoryparticipant(CategoryparticipantPK categoryparticipantPK, Date creationDate) { this.categoryparticipantPK = categoryparticipantPK; this.creationDate = creationDate; } public Categoryparticipant(int categoryId, int participantId) { this.categoryparticipantPK = new CategoryparticipantPK(categoryId, participantId); } public CategoryparticipantPK getCategoryparticipantPK() { return categoryparticipantPK; } public VOID setCategoryparticipantPK(CategoryparticipantPK categoryparticipantPK) { this.categoryparticipantPK = categoryparticipantPK; } public Date getCreationDate() { return creationDate; } public void setCreationDate(Date creationDate) { this.creationDate = creationDate; } public Participant getParticipant() { return participant; } public void setParticipant(Participant participant) { this.participant = participant; } public Category getCategory() { return category; } public void setCategory(Category category) { this.category = category; } @Override public int hashCode() { int hash = 0; hash += (categoryparticipantPK != null ? categoryparticipantPK.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 Categoryparticipant)) { return false; } Categoryparticipant other = (Categoryparticipant) object; if ((this.categoryparticipantPK == null && other.categoryparticipantPK != null) || (this.categoryparticipantPK != null && !this.categoryparticipantPK.equals(other.categoryparticipantPK))) { return false; } return true; } @Override public String toString() { return "com.xchanging.entity.jpa.Categoryparticipant[categoryparticipantPK=" + categoryparticipantPK + "]"; } } import java.io.Serializable; import java.util.Date; import javax.persistence.Basic; import javax.persistence.Column; import javax.persistence.EmbeddedId; import javax.persistence.Entity; import javax.persistence.JoinColumn; import javax.persistence.ManyToOne; import javax.persistence.NamedQueries; import javax.persistence.NamedQuery; import javax.persistence.Table; import javax.persistence.Temporal; import javax.persistence.TemporalType; @Entity @Table(name = "categoryparticipant") @NamedQueries({ @NamedQuery(name = "Categoryparticipant.getCategoriesOfParticipant", query = "SELECT cp.category from Categoryparticipant cp where cp.participant.participantid= :participantid") }) public class Categoryparticipant implements Serializable { private static final long serialVersionUID = 1L; @EmbeddedId protected CategoryparticipantPK categoryparticipantPK; @Basic(optional = false) @Column(name = "CreationDate") @Temporal(TemporalType.TIMESTAMP) private Date creationDate; @JoinColumn(name = "ParticipantId", referencedColumnName = "ParticipantId", insertable = false, updatable = false) @ManyToOne(optional = false) private Participant participant; @JoinColumn(name = "CategoryId", referencedColumnName = "CategoryId", insertable = false, updatable = false) @ManyToOne(optional = false) private Category category; public Categoryparticipant() { } public Categoryparticipant(CategoryparticipantPK categoryparticipantPK) { this.categoryparticipantPK = categoryparticipantPK; } public Categoryparticipant(CategoryparticipantPK categoryparticipantPK, Date creationDate) { this.categoryparticipantPK = categoryparticipantPK; this.creationDate = creationDate; } public Categoryparticipant(int categoryId, int participantId) { this.categoryparticipantPK = new CategoryparticipantPK(categoryId, participantId); } public CategoryparticipantPK getCategoryparticipantPK() { return categoryparticipantPK; } public void setCategoryparticipantPK(CategoryparticipantPK categoryparticipantPK) { this.categoryparticipantPK = categoryparticipantPK; } public Date getCreationDate() { return creationDate; } public void setCreationDate(Date creationDate) { this.creationDate = creationDate; } public Participant getParticipant() { return participant; } public void setParticipant(Participant participant) { this.participant = participant; } public Category getCategory() { return category; } public void setCategory(Category category) { this.category = category; } @Override public int hashCode() { int hash = 0; hash += (categoryparticipantPK != null ? categoryparticipantPK.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 Categoryparticipant)) { return false; } Categoryparticipant other = (Categoryparticipant) object; if ((this.categoryparticipantPK == null && other.categoryparticipantPK != null) || (this.categoryparticipantPK != null && !this.categoryparticipantPK.equals(other.categoryparticipantPK))) { return false; } return true; } @Override public String toString() { return "com.xchanging.entity.jpa.Categoryparticipant[categoryparticipantPK=" + categoryparticipantPK + "]"; } }
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