/*
* RHQ Management Platform
* Copyright (C) 2005-2008 Red Hat, Inc.
* All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License, version 2, as
* published by the Free Software Foundation, and/or the GNU Lesser
* General Public License, version 2.1, also as published by the Free
* Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License and the GNU Lesser General Public License
* for more details.
*
* You should have received a copy of the GNU General Public License
* and the GNU Lesser General Public License along with this program;
* if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
package org.rhq.core.domain.content;
import java.io.Serializable;
import java.util.Date;
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.Id;
import javax.persistence.IdClass;
import javax.persistence.JoinColumn;
import javax.persistence.ManyToOne;
import javax.persistence.PrePersist;
import javax.persistence.Table;
import javax.persistence.NamedQueries;
import javax.persistence.NamedQuery;
/**
* This is the many-to-many entity that correlates a repo with a repo relationship.
* It is an explicit relationship mapping entity between {@link Repo}
* and {@link RepoRelationship}.
*
* @author Sayli Karmarkar
*/
@Entity
@NamedQueries({
@NamedQuery(name = RepoRepoRelationship.DELETE_BY_REPO_ID, query = "DELETE RepoRepoRelationship rrr WHERE rrr.repo.id = :repoId")
})
@IdClass(RepoRepoRelationshipPK.class)
@Table(name = "RHQ_REPO_REPO_RELATION_MAP")
public class RepoRepoRelationship implements Serializable {
private static final long serialVersionUID = 1L;
public static final String DELETE_BY_REPO_ID = "RepoRepoRelationship.deleteByRepoId";
/*
* http://opensource.atlassian.com/projects/hibernate/browse/EJB-286 Hibernate seems to want these mappings in the
* @IdClass and ignore these here, even though the mappings should be here and no mappings should be needed in the
* @IdClass.
*/
@Id
@ManyToOne
@JoinColumn(name = "REPO_ID", referencedColumnName = "ID", nullable = false, insertable = false, updatable = false)
private Repo repo;
@Id
@ManyToOne
@JoinColumn(name = "REPO_RELATION_ID", referencedColumnName = "ID", nullable = false, insertable = false, updatable = false)
private RepoRelationship repoRelationship;
@Column(name = "CTIME", nullable = false)
private long createdTime;
protected RepoRepoRelationship() {
}
public RepoRepoRelationship(Repo repo, RepoRelationship repoRelationship) {
this.repo = repo;
this.repoRelationship = repoRelationship;
}
public RepoRepoRelationshipPK getRepoRepoRelationshipPK() {
return new RepoRepoRelationshipPK(repo, repoRelationship);
}
public void setRepoRepoRelationshipPK(RepoRepoRelationshipPK pk) {
this.repo = pk.getRepo();
this.repoRelationship = pk.getRepoRelationship();
}
/**
* This is the epoch time when this mapping was first created; in other words, when the repo was first associated
* with the repo relationship.
*/
public long getCreatedTime() {
return createdTime;
}
@PrePersist
void onPersist() {
this.createdTime = System.currentTimeMillis();
}
@Override
public String toString() {
StringBuilder str = new StringBuilder("RepoRepoRelationship: ");
str.append("ctime=[").append(new Date(this.createdTime)).append("]");
str.append(", rp=[").append(this.repo).append("]");
str.append(", rr=[").append(this.repoRelationship).append("]");
return str.toString();
}
@Override
public int hashCode() {
int result = 1;
result = (31 * result) + ((repo == null) ? 0 : repo.hashCode());
result = (31 * result) + ((repoRelationship == null) ? 0 : repoRelationship.hashCode());
return result;
}
@Override
public boolean equals(Object obj) {
if (this == obj) {
return true;
}
if ((obj == null) || (!(obj instanceof RepoRepoRelationship))) {
return false;
}
final RepoRepoRelationship other = (RepoRepoRelationship) obj;
if (repo == null) {
if (other.repo != null) {
return false;
}
} else if (!repo.equals(other.repo)) {
return false;
}
if (repoRelationship == null) {
if (other.repoRelationship != null) {
return false;
}
} else if (!repoRelationship.equals(other.repoRelationship)) {
return false;
}
return true;
}
}