| /* |
| * 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.openstack.nova.v2_0.domain; |
| |
| import static com.google.common.base.Preconditions.checkNotNull; |
| |
| import java.beans.ConstructorProperties; |
| |
| import org.jclouds.javax.annotation.Nullable; |
| |
| import com.google.common.base.MoreObjects; |
| import com.google.common.base.Objects; |
| import com.google.common.base.MoreObjects.ToStringHelper; |
| |
| /** |
| * An OpenStack Nova Volume Attachment (describes how Volumes are attached to Servers) |
| */ |
| public class VolumeAttachment { |
| |
| public static Builder<?> builder() { |
| return new ConcreteBuilder(); |
| } |
| |
| public Builder<?> toBuilder() { |
| return new ConcreteBuilder().fromVolumeAttachment(this); |
| } |
| |
| public abstract static class Builder<T extends Builder<T>> { |
| protected abstract T self(); |
| |
| protected String id; |
| protected String volumeId; |
| protected String serverId; |
| protected String device; |
| |
| /** |
| * @see VolumeAttachment#getId() |
| */ |
| public T id(String id) { |
| this.id = id; |
| return self(); |
| } |
| |
| /** |
| * @see VolumeAttachment#getVolumeId() |
| */ |
| public T volumeId(String volumeId) { |
| this.volumeId = volumeId; |
| return self(); |
| } |
| |
| /** |
| * @see VolumeAttachment#getServerId() |
| */ |
| public T serverId(String serverId) { |
| this.serverId = serverId; |
| return self(); |
| } |
| |
| /** |
| * @see VolumeAttachment#getDevice() |
| */ |
| public T device(String device) { |
| this.device = device; |
| return self(); |
| } |
| |
| public VolumeAttachment build() { |
| return new VolumeAttachment(id, volumeId, serverId, device); |
| } |
| |
| public T fromVolumeAttachment(VolumeAttachment in) { |
| return this |
| .id(in.getId()) |
| .volumeId(in.getVolumeId()) |
| .serverId(in.getServerId()) |
| .device(in.getDevice()); |
| } |
| } |
| |
| private static class ConcreteBuilder extends Builder<ConcreteBuilder> { |
| @Override |
| protected ConcreteBuilder self() { |
| return this; |
| } |
| } |
| |
| private final String id; |
| private final String volumeId; |
| private final String serverId; |
| private final String device; |
| |
| @ConstructorProperties({ |
| "id", "volumeId", "serverId", "device" |
| }) |
| protected VolumeAttachment(String id, String volumeId, @Nullable String serverId, @Nullable String device) { |
| this.id = checkNotNull(id, "id"); |
| this.volumeId = checkNotNull(volumeId, "volumeId"); |
| this.serverId = serverId; |
| this.device = device; |
| } |
| |
| /** |
| * @return the attachment id (typically the same as #getVolumeId()) |
| */ |
| public String getId() { |
| return this.id; |
| } |
| |
| /** |
| * @return the id of the volume attached |
| */ |
| public String getVolumeId() { |
| return this.volumeId; |
| } |
| |
| /** |
| * @return the id of the server the volume is attached to |
| */ |
| @Nullable |
| public String getServerId() { |
| return this.serverId; |
| } |
| |
| /** |
| * @return the device name (e.g. "/dev/vdc") |
| */ |
| @Nullable |
| public String getDevice() { |
| return this.device; |
| } |
| |
| @Override |
| public int hashCode() { |
| return Objects.hashCode(id, volumeId, serverId, device); |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (this == obj) return true; |
| if (obj == null || getClass() != obj.getClass()) return false; |
| VolumeAttachment that = VolumeAttachment.class.cast(obj); |
| return Objects.equal(this.id, that.id) |
| && Objects.equal(this.volumeId, that.volumeId) |
| && Objects.equal(this.serverId, that.serverId) |
| && Objects.equal(this.device, that.device); |
| } |
| |
| protected ToStringHelper string() { |
| return MoreObjects.toStringHelper(this) |
| .add("id", id).add("volumeId", volumeId).add("serverId", serverId).add("device", device); |
| } |
| |
| @Override |
| public String toString() { |
| return string().toString(); |
| } |
| |
| } |