Java tutorial
/* * Copyright 2002-2006 the original author or authors. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package cyrille.hibernate.temporal; import java.sql.Timestamp; import java.util.ArrayList; import java.util.List; import javax.persistence.Basic; import javax.persistence.Column; import javax.persistence.Entity; import javax.persistence.GeneratedValue; import javax.persistence.Id; import javax.persistence.JoinColumn; import javax.persistence.OneToMany; import javax.persistence.Table; import org.apache.commons.lang.builder.CompareToBuilder; import org.apache.commons.lang.builder.ToStringBuilder; /** * Contrat d'assurance. * * @author <a href="mailto:cyrille.leclerc@pobox.com">Cyrille Le Clerc</a> */ @Entity @org.hibernate.annotations.Entity(mutable = false) @Table(name = "contrat") public class Contrat implements Comparable<Contrat> { @Id @GeneratedValue protected Long id; @Basic @Column(name = "atemporal_id", nullable = false) protected long atemporalId; @Basic @Column(name = "date_modification_contrat", nullable = false) protected Timestamp dateModificationContrat; @Basic @Column(name = "description") protected String description; @OneToMany @JoinColumn(name = "contrat_id") protected List<ContratObjet> contratObjets = new ArrayList<ContratObjet>(); public Contrat() { super(); } /** * @param atemporalId * @param description */ public Contrat(long atemporalId, String description) { super(); this.atemporalId = atemporalId; this.dateModificationContrat = new Timestamp(System.currentTimeMillis()); this.description = description; } public int compareTo(Contrat other) { return new CompareToBuilder().append(this.atemporalId, other.atemporalId) .append(this.dateModificationContrat, other.atemporalId).toComparison(); } @Override public boolean equals(Object obj) { if (this == obj) return true; if (obj == null) return false; if (getClass() != obj.getClass()) return false; final Contrat other = (Contrat) obj; if (id == null) { if (other.id != null) return false; } else if (!id.equals(other.id)) return false; return true; } public long getAtemporalId() { return atemporalId; } public List<ContratObjet> getContratObjets() { return contratObjets; } public Timestamp getDateModificationContrat() { return dateModificationContrat; } public String getDescription() { return description; } public Long getId() { return id; } @Override public int hashCode() { final int PRIME = 31; int result = 1; result = PRIME * result + ((id == null) ? 0 : id.hashCode()); return result; } public void setAtemporalId(long atemporalId) { this.atemporalId = atemporalId; } public void setContratObjets(List<ContratObjet> contratObjets) { this.contratObjets = contratObjets; } public void setDateModificationContrat(Timestamp lastModificationDate) { this.dateModificationContrat = lastModificationDate; } public void setDescription(String description) { this.description = description; } public void setId(Long id) { this.id = id; } @Override public String toString() { return new ToStringBuilder(this).append("id", this.id).append("atemporalId", this.atemporalId) .append("dateModificationContrat", this.dateModificationContrat).toString(); } }