| 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.blobstore.functions; |
| 20 | |
| 21 | import static com.google.common.base.Preconditions.checkNotNull; |
| 22 | |
| 23 | import javax.inject.Inject; |
| 24 | |
| 25 | import org.jclouds.blobstore.domain.Blob; |
| 26 | import org.jclouds.blobstore.domain.MutableBlobMetadata; |
| 27 | import org.jclouds.http.HttpRequest; |
| 28 | import org.jclouds.http.HttpResponse; |
| 29 | import org.jclouds.rest.InvocationContext; |
| 30 | |
| 31 | import com.google.common.base.Function; |
| 32 | |
| 33 | /** |
| 34 | * Parses response headers and creates a new Blob from them and the HTTP content. |
| 35 | * |
| 36 | * @see ParseSystemAndUserMetadataFromHeaders |
| 37 | * @author Adrian Cole |
| 38 | */ |
| 39 | public class ParseBlobFromHeadersAndHttpContent implements Function<HttpResponse, Blob>, |
| 40 | InvocationContext<ParseBlobFromHeadersAndHttpContent> { |
| 41 | private final ParseSystemAndUserMetadataFromHeaders metadataParser; |
| 42 | private final Blob.Factory blobFactory; |
| 43 | |
| 44 | @Inject |
| 45 | public ParseBlobFromHeadersAndHttpContent(ParseSystemAndUserMetadataFromHeaders metadataParser, |
| 46 | Blob.Factory blobFactory) { |
| 47 | this.metadataParser = checkNotNull(metadataParser, "metadataParser"); |
| 48 | this.blobFactory = checkNotNull(blobFactory, "blobFactory"); |
| 49 | } |
| 50 | |
| 51 | public Blob apply(HttpResponse from) { |
| 52 | checkNotNull(from, "request"); |
| 53 | MutableBlobMetadata metadata = metadataParser.apply(from); |
| 54 | Blob blob = blobFactory.create(metadata); |
| 55 | blob.getAllHeaders().putAll(from.getHeaders()); |
| 56 | blob.setPayload(from.getPayload()); |
| 57 | return blob; |
| 58 | } |
| 59 | |
| 60 | @Override |
| 61 | public ParseBlobFromHeadersAndHttpContent setContext(HttpRequest request) { |
| 62 | metadataParser.setContext(request); |
| 63 | return this; |
| 64 | } |
| 65 | |
| 66 | } |