/**
* <a href="http://www.openolat.org">
* OpenOLAT - Online Learning and Training</a><br>
* <p>
* Licensed under the Apache License, Version 2.0 (the "License"); <br>
* you may not use this file except in compliance with the License.<br>
* You may obtain a copy of the License at the
* <a href="http://www.apache.org/licenses/LICENSE-2.0">Apache homepage</a>
* <p>
* Unless required by applicable law or agreed to in writing,<br>
* software distributed under the License is distributed on an "AS IS" BASIS, <br>
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. <br>
* See the License for the specific language governing permissions and <br>
* limitations under the License.
* <p>
* Initial code contributed and copyrighted by<br>
* frentix GmbH, http://www.frentix.com
* <p>
*/
package org.olat.modules.qpool.model;
import java.util.Date;
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.Id;
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;
import org.hibernate.annotations.GenericGenerator;
import org.hibernate.annotations.Parameter;
import org.olat.core.id.CreateInfo;
import org.olat.core.id.ModifiedInfo;
import org.olat.core.id.Persistable;
import org.olat.modules.qpool.TaxonomyLevel;
/**
*
* Initial date: 20.02.2013<br>
* @author srosse, stephane.rosse@frentix.com, http://www.frentix.com
*
*/
@Entity(name="qtaxonomylevel")
@Table(name="o_qp_taxonomy_level")
@NamedQueries({
@NamedQuery(name="loadTaxonomyLevelByKey", query="select f from qtaxonomylevel f where f.key=:key"),
@NamedQuery(name="loadTaxonomicPath", query="select f from qtaxonomylevel f where f.parentField.key=:parentKey"),
@NamedQuery(name="loadTaxonomyDescendants", query="select f from qtaxonomylevel f where f.materializedPathKeys like :path"),
@NamedQuery(name="loadAllTaxonomyLevels", query="select f from qtaxonomylevel f left join fetch f.parentField pf")
})
public class TaxonomyLevelImpl implements TaxonomyLevel, CreateInfo, ModifiedInfo, Persistable {
private static final long serialVersionUID = -1150399691749897973L;
@Id
@GeneratedValue(generator = "system-uuid")
@GenericGenerator(name = "system-uuid", strategy = "enhanced-sequence", parameters={
@Parameter(name="sequence_name", value="hibernate_unique_key"),
@Parameter(name="force_table_use", value="true"),
@Parameter(name="optimizer", value="legacy-hilo"),
@Parameter(name="value_column", value="next_hi"),
@Parameter(name="increment_size", value="32767"),
@Parameter(name="initial_value", value="32767")
})
@Column(name="id", nullable=false, unique=true, insertable=true, updatable=false)
private Long key;
@Temporal(TemporalType.TIMESTAMP)
@Column(name="creationdate", nullable=false, insertable=true, updatable=false)
private Date creationDate;
@Temporal(TemporalType.TIMESTAMP)
@Column(name="lastmodified", nullable=false, insertable=true, updatable=true)
private Date lastModified;
@Column(name="q_field", nullable=false, insertable=true, updatable=true)
private String field;
@Column(name="q_mat_path_ids", nullable=false, insertable=true, updatable=true)
private String materializedPathKeys;
@Column(name="q_mat_path_names", nullable=false, insertable=true, updatable=true)
private String materializedPathNames;
@ManyToOne(targetEntity=TaxonomyLevelImpl.class)
@JoinColumn(name="fk_parent_field", nullable=true, insertable=true, updatable=true)
private TaxonomyLevel parentField;
@Override
public Long getKey() {
return key;
}
public void setKey(Long key) {
this.key = key;
}
@Override
public Date getCreationDate() {
return creationDate;
}
public void setCreationDate(Date creationDate) {
this.creationDate = creationDate;
}
@Override
public Date getLastModified() {
return lastModified;
}
@Override
public void setLastModified(Date date) {
this.lastModified = date;
}
public String getField() {
return field;
}
public void setField(String field) {
this.field = field;
}
public TaxonomyLevel getParentField() {
return parentField;
}
public void setParentField(TaxonomyLevel parentField) {
this.parentField = parentField;
}
public String getMaterializedPathKeys() {
return materializedPathKeys;
}
public void setMaterializedPathKeys(String materializedPathKeys) {
this.materializedPathKeys = materializedPathKeys;
}
public String getMaterializedPathNames() {
return materializedPathNames;
}
public void setMaterializedPathNames(String materializedPathNames) {
this.materializedPathNames = materializedPathNames;
}
@Override
public int hashCode() {
return key == null ? 97489 : key.hashCode();
}
@Override
public boolean equals(Object obj) {
if(this == obj) {
return true;
}
if(obj instanceof TaxonomyLevelImpl) {
TaxonomyLevelImpl f = (TaxonomyLevelImpl)obj;
return key != null && key.equals(f.key);
}
return false;
}
@Override
public boolean equalsByPersistableKey(Persistable persistable) {
return equals(persistable);
}
@Override
public String toString() {
StringBuilder sb = new StringBuilder();
sb.append("studyField[key=").append(this.key)
.append("]").append(super.toString());
return sb.toString();
}
}