| 1 | /** |
| 2 | * Licensed to jclouds, Inc. (jclouds) under one or more |
| 3 | * contributor license agreements. See the NOTICE file |
| 4 | * distributed with this work for additional information |
| 5 | * regarding copyright ownership. jclouds licenses this file |
| 6 | * to you under the Apache License, Version 2.0 (the |
| 7 | * "License"); you may not use this file except in compliance |
| 8 | * with the License. You may obtain a copy of the License at |
| 9 | * |
| 10 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 11 | * |
| 12 | * Unless required by applicable law or agreed to in writing, |
| 13 | * software distributed under the License is distributed on an |
| 14 | * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| 15 | * KIND, either express or implied. See the License for the |
| 16 | * specific language governing permissions and limitations |
| 17 | * under the License. |
| 18 | */ |
| 19 | package org.jclouds.ec2.domain; |
| 20 | |
| 21 | import static com.google.common.base.Preconditions.checkNotNull; |
| 22 | |
| 23 | import java.util.Date; |
| 24 | |
| 25 | /** |
| 26 | * @author Adrian Cole |
| 27 | * @see <a href= |
| 28 | * "http://docs.amazonwebservices.com/AWSEC2/latest/APIReference/ApiReference-query-CreateVolume.html" |
| 29 | * /> |
| 30 | */ |
| 31 | public class Attachment implements Comparable<Attachment> { |
| 32 | public static enum Status { |
| 33 | ATTACHING, ATTACHED, DETACHING, DETACHED, BUSY, UNRECOGNIZED; |
| 34 | |
| 35 | public String value() { |
| 36 | return name().toLowerCase(); |
| 37 | } |
| 38 | |
| 39 | @Override |
| 40 | public String toString() { |
| 41 | return value(); |
| 42 | } |
| 43 | |
| 44 | public static Status fromValue(String status) { |
| 45 | try { |
| 46 | return valueOf(checkNotNull(status, "status").toUpperCase()); |
| 47 | } catch (IllegalArgumentException e) { |
| 48 | return UNRECOGNIZED; |
| 49 | } |
| 50 | } |
| 51 | } |
| 52 | |
| 53 | public static Builder builder() { |
| 54 | return new Builder(); |
| 55 | } |
| 56 | |
| 57 | public static class Builder { |
| 58 | private String region; |
| 59 | private String volumeId; |
| 60 | private String instanceId; |
| 61 | private String device; |
| 62 | private Status status; |
| 63 | private Date attachTime; |
| 64 | |
| 65 | public Builder region(String region) { |
| 66 | this.region = region; |
| 67 | return this; |
| 68 | } |
| 69 | |
| 70 | public Builder volumeId(String volumeId) { |
| 71 | this.volumeId = volumeId; |
| 72 | return this; |
| 73 | } |
| 74 | |
| 75 | public Builder instanceId(String instanceId) { |
| 76 | this.instanceId = instanceId; |
| 77 | return this; |
| 78 | } |
| 79 | |
| 80 | public Builder device(String device) { |
| 81 | this.device = device; |
| 82 | return this; |
| 83 | } |
| 84 | |
| 85 | public Builder status(Status status) { |
| 86 | this.status = status; |
| 87 | return this; |
| 88 | } |
| 89 | |
| 90 | public Builder attachTime(Date attachTime) { |
| 91 | this.attachTime = attachTime; |
| 92 | return this; |
| 93 | } |
| 94 | |
| 95 | public Attachment build() { |
| 96 | return new Attachment(region, volumeId, instanceId, device, status, attachTime); |
| 97 | } |
| 98 | } |
| 99 | |
| 100 | private final String region; |
| 101 | private final String volumeId; |
| 102 | private final String instanceId; |
| 103 | private final String device; |
| 104 | private final Status status; |
| 105 | private final Date attachTime; |
| 106 | |
| 107 | public Attachment(String region, String volumeId, String instanceId, String device, Status status, Date attachTime) { |
| 108 | this.region = checkNotNull(region, "region"); |
| 109 | this.volumeId = volumeId; |
| 110 | this.instanceId = instanceId; |
| 111 | this.device = device; |
| 112 | this.status = status; |
| 113 | this.attachTime = attachTime; |
| 114 | } |
| 115 | |
| 116 | /** |
| 117 | * Snapshots are tied to Regions and can only be used for volumes within the same Region. |
| 118 | */ |
| 119 | public String getRegion() { |
| 120 | return region; |
| 121 | } |
| 122 | |
| 123 | /** |
| 124 | * The ID of the volume. |
| 125 | */ |
| 126 | public String getVolumeId() { |
| 127 | return volumeId; |
| 128 | } |
| 129 | |
| 130 | /** |
| 131 | * The ID of the instance. |
| 132 | */ |
| 133 | public String getId() { |
| 134 | return instanceId; |
| 135 | } |
| 136 | |
| 137 | /** |
| 138 | * The device as it is exposed to the instance. |
| 139 | */ |
| 140 | public String getDevice() { |
| 141 | return device; |
| 142 | } |
| 143 | |
| 144 | /** |
| 145 | * Volume state. |
| 146 | */ |
| 147 | public Status getStatus() { |
| 148 | return status; |
| 149 | } |
| 150 | |
| 151 | /** |
| 152 | * Time stamp when the attachment initiated. |
| 153 | */ |
| 154 | public Date getAttachTime() { |
| 155 | return attachTime; |
| 156 | } |
| 157 | |
| 158 | @Override |
| 159 | public int hashCode() { |
| 160 | final int prime = 31; |
| 161 | int result = 1; |
| 162 | result = prime * result + ((attachTime == null) ? 0 : attachTime.hashCode()); |
| 163 | result = prime * result + ((device == null) ? 0 : device.hashCode()); |
| 164 | result = prime * result + ((instanceId == null) ? 0 : instanceId.hashCode()); |
| 165 | result = prime * result + ((region == null) ? 0 : region.hashCode()); |
| 166 | result = prime * result + ((status == null) ? 0 : status.hashCode()); |
| 167 | result = prime * result + ((volumeId == null) ? 0 : volumeId.hashCode()); |
| 168 | return result; |
| 169 | } |
| 170 | |
| 171 | @Override |
| 172 | public boolean equals(Object obj) { |
| 173 | if (this == obj) |
| 174 | return true; |
| 175 | if (obj == null) |
| 176 | return false; |
| 177 | if (getClass() != obj.getClass()) |
| 178 | return false; |
| 179 | Attachment other = (Attachment) obj; |
| 180 | if (attachTime == null) { |
| 181 | if (other.attachTime != null) |
| 182 | return false; |
| 183 | } else if (!attachTime.equals(other.attachTime)) |
| 184 | return false; |
| 185 | if (device == null) { |
| 186 | if (other.device != null) |
| 187 | return false; |
| 188 | } else if (!device.equals(other.device)) |
| 189 | return false; |
| 190 | if (instanceId == null) { |
| 191 | if (other.instanceId != null) |
| 192 | return false; |
| 193 | } else if (!instanceId.equals(other.instanceId)) |
| 194 | return false; |
| 195 | if (region == null) { |
| 196 | if (other.region != null) |
| 197 | return false; |
| 198 | } else if (!region.equals(other.region)) |
| 199 | return false; |
| 200 | if (status == null) { |
| 201 | if (other.status != null) |
| 202 | return false; |
| 203 | } else if (!status.equals(other.status)) |
| 204 | return false; |
| 205 | if (volumeId == null) { |
| 206 | if (other.volumeId != null) |
| 207 | return false; |
| 208 | } else if (!volumeId.equals(other.volumeId)) |
| 209 | return false; |
| 210 | return true; |
| 211 | } |
| 212 | |
| 213 | @Override |
| 214 | public String toString() { |
| 215 | return "Attachment [region=" + region + ", volumeId=" + volumeId + ", instanceId=" + instanceId + ", device=" |
| 216 | + device + ", attachTime=" + attachTime + ", status=" + status + "]"; |
| 217 | } |
| 218 | |
| 219 | @Override |
| 220 | public int compareTo(Attachment o) { |
| 221 | return attachTime.compareTo(o.attachTime); |
| 222 | } |
| 223 | |
| 224 | } |