/**
* Licensed to jclouds, Inc. (jclouds) under one or more
* contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. jclouds 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.jclouds.ec2.domain;
import static com.google.common.base.Preconditions.checkNotNull;
import org.jclouds.javax.annotation.Nullable;
/**
*
* @see <a href="http://docs.amazonwebservices.com/AWSEC2/latest/APIReference/ApiReference-ItemType-DescribeAddressesResponseInfoType.html"
* />
* @author Adrian Cole
*/
public class PublicIpInstanceIdPair implements Comparable<PublicIpInstanceIdPair> {
private final String region;
@Nullable
private final String instanceId;
private final String publicIp;
public PublicIpInstanceIdPair(String region, String publicIp, @Nullable String instanceId) {
this.region = checkNotNull(region, "region");
this.instanceId = instanceId;
this.publicIp = checkNotNull(publicIp, "publicIp");
}
/**
* To be removed in jclouds 1.6 <h4>Warning</h4>
*
* Especially on EC2 clones that may not support regions, this value is fragile. Consider
* alternate means to determine context.
*/
@Deprecated
public String getRegion() {
return region;
}
/**
* {@inheritDoc}
*/
public int compareTo(PublicIpInstanceIdPair o) {
return (this == o) ? 0 : getPublicIp().compareTo(o.getPublicIp());
}
/**
* The ID of the instance.
*/
public String getInstanceId() {
return instanceId;
}
/**
* The public IP address.
*/
public String getPublicIp() {
return publicIp;
}
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + ((instanceId == null) ? 0 : instanceId.hashCode());
result = prime * result + ((publicIp == null) ? 0 : publicIp.hashCode());
result = prime * result + ((region == null) ? 0 : region.hashCode());
return result;
}
@Override
public boolean equals(Object obj) {
if (this == obj)
return true;
if (obj == null)
return false;
if (getClass() != obj.getClass())
return false;
PublicIpInstanceIdPair other = (PublicIpInstanceIdPair) obj;
if (instanceId == null) {
if (other.instanceId != null)
return false;
} else if (!instanceId.equals(other.instanceId))
return false;
if (publicIp == null) {
if (other.publicIp != null)
return false;
} else if (!publicIp.equals(other.publicIp))
return false;
if (region == null) {
if (other.region != null)
return false;
} else if (!region.equals(other.region))
return false;
return true;
}
}