| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF 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; |
| |
| |
| /** |
| * |
| * @see <a href="http://docs.amazonwebservices.com/AWSEC2/latest/APIReference/ApiReference-ItemType-TerminateInstancesResponseInfoType.html" |
| * /> |
| * @author Adrian Cole |
| */ |
| public class InstanceStateChange implements Comparable<InstanceStateChange> { |
| |
| private final String region; |
| private final String instanceId; |
| private final InstanceState currentState; |
| private final InstanceState previousState; |
| |
| public int compareTo(InstanceStateChange o) { |
| return (this == o) ? 0 : getInstanceId().compareTo(o.getInstanceId()); |
| } |
| |
| public InstanceStateChange(String region, String instanceId, InstanceState currentState, |
| InstanceState previousState) { |
| this.region = checkNotNull(region, "region"); |
| this.instanceId = instanceId; |
| this.currentState = currentState; |
| this.previousState = previousState; |
| } |
| |
| /** |
| * 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; |
| } |
| |
| public String getInstanceId() { |
| return instanceId; |
| } |
| |
| public InstanceState getCurrentState() { |
| return currentState; |
| } |
| |
| public InstanceState getPreviousState() { |
| return previousState; |
| } |
| |
| @Override |
| public int hashCode() { |
| final int prime = 31; |
| int result = 1; |
| result = prime * result + ((instanceId == null) ? 0 : instanceId.hashCode()); |
| result = prime * result + ((previousState == null) ? 0 : previousState.hashCode()); |
| result = prime * result + ((region == null) ? 0 : region.hashCode()); |
| result = prime * result + ((currentState == null) ? 0 : currentState.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; |
| InstanceStateChange other = (InstanceStateChange) obj; |
| if (instanceId == null) { |
| if (other.instanceId != null) |
| return false; |
| } else if (!instanceId.equals(other.instanceId)) |
| return false; |
| if (previousState == null) { |
| if (other.previousState != null) |
| return false; |
| } else if (!previousState.equals(other.previousState)) |
| return false; |
| if (region == null) { |
| if (other.region != null) |
| return false; |
| } else if (!region.equals(other.region)) |
| return false; |
| if (currentState == null) { |
| if (other.currentState != null) |
| return false; |
| } else if (!currentState.equals(other.currentState)) |
| return false; |
| return true; |
| } |
| |
| @Override |
| public String toString() { |
| return "InstanceStateChange [currentState=" + currentState + ", instanceId=" + instanceId |
| + ", previousState=" + previousState + ", region=" + region + "]"; |
| } |
| |
| } |