| 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.MutableBlobMetadata; |
| 25 | import org.jclouds.blobstore.domain.StorageType; |
| 26 | import org.jclouds.blobstore.domain.internal.MutableBlobMetadataImpl; |
| 27 | import org.jclouds.blobstore.strategy.IfDirectoryReturnNameStrategy; |
| 28 | import org.jclouds.crypto.CryptoStreams; |
| 29 | import org.jclouds.openstack.swift.domain.MutableObjectInfoWithMetadata; |
| 30 | import org.jclouds.openstack.swift.domain.ObjectInfo; |
| 31 | |
| 32 | import com.google.common.base.Function; |
| 33 | |
| 34 | /** |
| 35 | * @author Adrian Cole |
| 36 | */ |
| 37 | @Singleton |
| 38 | public class ObjectToBlobMetadata implements Function<ObjectInfo, MutableBlobMetadata> { |
| 39 | private final IfDirectoryReturnNameStrategy ifDirectoryReturnName; |
| 40 | |
| 41 | @Inject |
| 42 | public ObjectToBlobMetadata(IfDirectoryReturnNameStrategy ifDirectoryReturnName) { |
| 43 | this.ifDirectoryReturnName = ifDirectoryReturnName; |
| 44 | } |
| 45 | |
| 46 | public MutableBlobMetadata apply(ObjectInfo from) { |
| 47 | if (from == null) |
| 48 | return null; |
| 49 | MutableBlobMetadata to = new MutableBlobMetadataImpl(); |
| 50 | to.getContentMetadata().setContentMD5(from.getHash()); |
| 51 | if (from.getContentType() != null) |
| 52 | to.getContentMetadata().setContentType(from.getContentType()); |
| 53 | if (from.getHash() != null) |
| 54 | to.setETag(CryptoStreams.hex(from.getHash())); |
| 55 | to.setName(from.getName()); |
| 56 | to.setContainer(from.getContainer()); |
| 57 | to.setUri(from.getUri()); |
| 58 | to.getContentMetadata().setContentLength(from.getBytes()); |
| 59 | if (from.getLastModified() != null) |
| 60 | to.setLastModified(from.getLastModified()); |
| 61 | if (from instanceof MutableObjectInfoWithMetadata) |
| 62 | to.setUserMetadata(((MutableObjectInfoWithMetadata) from).getMetadata()); |
| 63 | String directoryName = ifDirectoryReturnName.execute(to); |
| 64 | if (directoryName != null) { |
| 65 | to.setName(directoryName); |
| 66 | to.setType(StorageType.RELATIVE_PATH); |
| 67 | } else { |
| 68 | to.setType(StorageType.BLOB); |
| 69 | } |
| 70 | return to; |
| 71 | } |
| 72 | } |