| /* |
| * 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.compute.functions; |
| |
| import static com.google.common.base.Preconditions.checkNotNull; |
| import static com.google.common.base.Preconditions.checkState; |
| |
| import java.util.Map; |
| |
| import javax.inject.Inject; |
| |
| import org.jclouds.compute.domain.Image; |
| import org.jclouds.compute.domain.ImageBuilder; |
| import org.jclouds.compute.domain.OperatingSystem; |
| import org.jclouds.domain.Location; |
| import org.jclouds.openstack.nova.v2_0.domain.Image.Status; |
| import org.jclouds.openstack.nova.v2_0.domain.regionscoped.ImageInRegion; |
| |
| import com.google.common.base.Function; |
| import com.google.common.base.MoreObjects; |
| import com.google.common.base.Supplier; |
| |
| /** |
| * A function for transforming a nova-specific Image into a generic Image object. |
| */ |
| public class ImageInRegionToImage implements Function<ImageInRegion, Image> { |
| private final Map<Status, org.jclouds.compute.domain.Image.Status> toPortableImageStatus; |
| private final Function<org.jclouds.openstack.nova.v2_0.domain.Image, OperatingSystem> imageToOs; |
| private final Supplier<Map<String, Location>> locationIndex; |
| |
| @Inject |
| public ImageInRegionToImage(Map<org.jclouds.openstack.nova.v2_0.domain.Image.Status, Image.Status> toPortableImageStatus, |
| Function<org.jclouds.openstack.nova.v2_0.domain.Image, OperatingSystem> imageToOs, |
| Supplier<Map<String, Location>> locationIndex) { |
| this.toPortableImageStatus = checkNotNull(toPortableImageStatus, "toPortableImageStatus"); |
| this.imageToOs = checkNotNull(imageToOs, "imageToOs"); |
| this.locationIndex = checkNotNull(locationIndex, "locationIndex"); |
| } |
| |
| @Override |
| public Image apply(ImageInRegion imageInRegion) { |
| Location location = locationIndex.get().get(imageInRegion.getRegion()); |
| checkState(location != null, "location %s not in locationIndex: %s", imageInRegion.getRegion(), locationIndex.get()); |
| org.jclouds.openstack.nova.v2_0.domain.Image image = imageInRegion.getImage(); |
| return new ImageBuilder().id(imageInRegion.slashEncode()).providerId(image.getId()).name(image.getName()) |
| .userMetadata(image.getMetadata()).operatingSystem(imageToOs.apply(image)).description(image.getName()) |
| .location(location).status(toPortableImageStatus.get(image.getStatus())).build(); |
| } |
| |
| @Override |
| public String toString() { |
| return MoreObjects.toStringHelper(this).toString(); |
| } |
| } |