1 | /** |
2 | * |
3 | * Copyright (C) 2011 Cloud Conscious, LLC. <info@cloudconscious.com> |
4 | * |
5 | * ==================================================================== |
6 | * Licensed under the Apache License, Version 2.0 (the "License"); |
7 | * you may not use this file except in compliance with the License. |
8 | * 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, software |
13 | * distributed under the License is distributed on an "AS IS" BASIS, |
14 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
15 | * See the License for the specific language governing permissions and |
16 | * limitations under the License. |
17 | * ==================================================================== |
18 | */ |
19 | package org.jclouds.openstack.swift.blobstore.functions; |
20 | |
21 | import javax.inject.Inject; |
22 | import javax.inject.Singleton; |
23 | |
24 | import org.jclouds.blobstore.domain.BlobMetadata; |
25 | import org.jclouds.blobstore.domain.PageSet; |
26 | import org.jclouds.blobstore.domain.StorageMetadata; |
27 | import org.jclouds.blobstore.domain.StorageType; |
28 | import org.jclouds.blobstore.domain.internal.PageSetImpl; |
29 | import org.jclouds.blobstore.domain.internal.StorageMetadataImpl; |
30 | import org.jclouds.openstack.swift.domain.ObjectInfo; |
31 | |
32 | import com.google.common.base.Function; |
33 | import com.google.common.collect.Iterables; |
34 | |
35 | /** |
36 | * @author Adrian Cole |
37 | */ |
38 | @Singleton |
39 | public class ContainerToResourceList implements Function<PageSet<ObjectInfo>, PageSet<? extends StorageMetadata>> { |
40 | private final ObjectToBlobMetadata object2blobMd; |
41 | |
42 | @Inject |
43 | public ContainerToResourceList(ObjectToBlobMetadata object2blobMd) { |
44 | this.object2blobMd = object2blobMd; |
45 | } |
46 | |
47 | public PageSet<? extends StorageMetadata> apply(PageSet<ObjectInfo> from) { |
48 | return new PageSetImpl<StorageMetadata>(Iterables.transform(Iterables.transform(from, object2blobMd), |
49 | new Function<BlobMetadata, StorageMetadata>() { |
50 | public StorageMetadata apply(BlobMetadata input) { |
51 | if (input.getContentMetadata().getContentType().equals("application/directory")) { |
52 | return new StorageMetadataImpl(StorageType.RELATIVE_PATH, input.getProviderId(), input |
53 | .getName(), input.getLocation(), input.getUri(), input.getETag(), input |
54 | .getLastModified(), input.getUserMetadata()); |
55 | } |
56 | return input; |
57 | } |
58 | }), from.getNextMarker()); |
59 | |
60 | } |
61 | } |