/
AgencyAndIdInstance.java
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/
AgencyAndIdInstance.java
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/**
* Copyright (C) 2011 Brian Ferris <bdferris@onebusaway.org>
*
* 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 org.onebusaway.gtfs.model;
import java.io.Serializable;
import org.onebusaway.gtfs.model.calendar.ServiceDate;
/**
* An identifier class that combines a {@link AgencyAndId} id with a service
* date. See {@link ServiceDate} for more details of the service date idea.
*
* @author bdferris
* @see AgencyAndId
* @see ServiceDate
*/
public class AgencyAndIdInstance implements Serializable,
Comparable<AgencyAndIdInstance> {
private static final long serialVersionUID = 1L;
private final AgencyAndId id;
private final long serviceDate;
public AgencyAndIdInstance(AgencyAndId id, long serviceDate) {
if (id == null)
throw new IllegalArgumentException("id cannot be null");
this.id = id;
this.serviceDate = serviceDate;
}
public AgencyAndId getId() {
return id;
}
public long getServiceDate() {
return serviceDate;
}
@Override
public int compareTo(AgencyAndIdInstance o) {
int c = this.id.compareTo(o.id);
if (c == 0)
c = this.serviceDate == o.serviceDate ? 0
: (this.serviceDate < o.serviceDate ? -1 : 1);
return c;
}
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + id.hashCode();
result = prime * result + (int) (serviceDate ^ (serviceDate >>> 32));
return result;
}
@Override
public boolean equals(Object obj) {
if (this == obj)
return true;
if (obj == null)
return false;
if (getClass() != obj.getClass())
return false;
AgencyAndIdInstance other = (AgencyAndIdInstance) obj;
if (!id.equals(other.id))
return false;
if (serviceDate != other.serviceDate)
return false;
return true;
}
}