/**
* Licensed to Jasig under one or more contributor license
* agreements. See the NOTICE file distributed with this work
* for additional information regarding copyright ownership.
* Jasig licenses this file to you 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 org.jasig.portal.events.aggr.dao.jpa;
import java.io.Serializable;
import javax.persistence.Cacheable;
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.Id;
import javax.persistence.PostLoad;
import javax.persistence.PostPersist;
import javax.persistence.PostUpdate;
import javax.persistence.SequenceGenerator;
import javax.persistence.Table;
import javax.persistence.TableGenerator;
import javax.persistence.Transient;
import org.apache.commons.lang.Validate;
import org.hibernate.annotations.Cache;
import org.hibernate.annotations.CacheConcurrencyStrategy;
import org.hibernate.annotations.NaturalId;
import org.hibernate.annotations.Type;
import org.jasig.portal.events.aggr.AcademicTermDetail;
import org.jasig.portal.events.aggr.EventDateTimeUtils;
import org.joda.time.DateMidnight;
import org.joda.time.DateTime;
import org.joda.time.ReadableInstant;
import com.google.common.collect.ComparisonChain;
/**
* @author Eric Dalquist
* @version $Revision$
*/
@Entity
@Table(name = "UP_ACADEMIC_TERM_DETAIL")
@SequenceGenerator(
name="UP_ACADEMIC_TERM_DETAIL_GEN",
sequenceName="UP_ACADEMIC_TERM_DETAIL_SEQ",
allocationSize=1
)
@TableGenerator(
name="UP_ACADEMIC_TERM_DETAIL_GEN",
pkColumnValue="UP_ACADEMIC_TERM_DETAIL_PROP",
allocationSize=1
)
@Cacheable
@Cache(usage = CacheConcurrencyStrategy.READ_WRITE)
public class AcademicTermDetailImpl implements AcademicTermDetail, Serializable {
private static final long serialVersionUID = 1L;
@SuppressWarnings("unused")
@Id
@GeneratedValue(generator = "UP_ACADEMIC_TERM_DETAIL_GEN")
@Column(name="TERM_ID")
private final long id;
@NaturalId
@Column(name="TERM_START", nullable=false)
@Type(type="dateTime")
private DateTime start;
@NaturalId
@Column(name="TERM_END", nullable=false)
@Type(type="dateTime")
private DateTime end;
@Column(name="TERM_NAME", nullable=false)
private String termName;
@Transient
private DateMidnight startDateMidnight;
@Transient
private DateMidnight endDateMidnight;
@SuppressWarnings("unused")
private AcademicTermDetailImpl() {
this.id = -1;
this.start = null;
this.end = null;
this.termName = null;
}
public AcademicTermDetailImpl(DateMidnight start, DateMidnight end, String termName) {
Validate.notNull(start);
Validate.notNull(end);
Validate.notNull(termName);
if (start.isEqual(end) || end.isBefore(start)) {
throw new IllegalArgumentException("end cannot be before or equal to start");
}
this.id = -1;
this.start = start.toDateTime();
this.end = end.toDateTime();
this.termName = termName;
this.init();
}
@PostLoad
@PostUpdate
@PostPersist
void init() {
this.startDateMidnight = this.start.toDateMidnight();
this.endDateMidnight = this.end.toDateMidnight();
}
@Override
public String getTermName() {
return this.termName;
}
@Override
public void setTermName(String termName) {
Validate.notNull(termName);
this.termName = termName;
}
@Override
public DateMidnight getStart() {
return this.startDateMidnight;
}
@Override
public void setStart(DateMidnight start) {
this.startDateMidnight = start;
this.start = start.toDateTime();
}
@Override
public DateMidnight getEnd() {
return this.endDateMidnight;
}
@Override
public void setEnd(DateMidnight end) {
this.endDateMidnight = end;
this.end = end.toDateTime();
}
@Override
public int compareTo(ReadableInstant instant) {
return EventDateTimeUtils.compareTo(this.start, this.end, instant);
}
@Override
public int compareTo(AcademicTermDetail o) {
return ComparisonChain.start()
.compare(this.getStart(), o.getStart())
.compare(this.getEnd(), o.getEnd())
.result();
}
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + ((end == null) ? 0 : end.hashCode());
result = prime * result + ((start == null) ? 0 : start.hashCode());
return result;
}
@Override
public boolean equals(Object obj) {
if (this == obj)
return true;
if (obj == null)
return false;
if (!(obj instanceof AcademicTermDetail))
return false;
AcademicTermDetail other = (AcademicTermDetail) obj;
if (getEnd() == null) {
if (other.getEnd() != null)
return false;
}
else if (!getEnd().equals(other.getEnd()))
return false;
if (getStart() == null) {
if (other.getStart() != null)
return false;
}
else if (!getStart().equals(other.getStart()))
return false;
return true;
}
@Override
public String toString() {
return "AcademicTermDetailImpl [termName=" + this.termName + ", startDateMidnight="
+ this.startDateMidnight + ", endDateMidnight=" + this.endDateMidnight + "]";
}
}