/*
* 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.azureblob.functions;
import static com.google.common.base.Preconditions.checkArgument;
import javax.inject.Inject;
import org.jclouds.azureblob.blobstore.functions.BlobMetadataToBlobProperties;
import org.jclouds.azureblob.domain.MutableBlobProperties;
import org.jclouds.blobstore.domain.BlobMetadata;
import org.jclouds.blobstore.functions.ParseSystemAndUserMetadataFromHeaders;
import org.jclouds.http.HttpRequest;
import org.jclouds.http.HttpResponse;
import org.jclouds.rest.InvocationContext;
import org.jclouds.rest.internal.GeneratedHttpRequest;
import com.google.common.base.Function;
/**
* This parses @{link {@link org.jclouds.azureblob.domain.BlobProperties} from HTTP
* headers.
*
*
* @author Adrian Cole
*/
public class ParseBlobPropertiesFromHeaders implements Function<HttpResponse, MutableBlobProperties>,
InvocationContext<ParseBlobPropertiesFromHeaders> {
private final ParseSystemAndUserMetadataFromHeaders blobMetadataParser;
private final BlobMetadataToBlobProperties blobToBlobProperties;
private String container;
@Inject
public ParseBlobPropertiesFromHeaders(ParseSystemAndUserMetadataFromHeaders blobMetadataParser,
BlobMetadataToBlobProperties blobToBlobProperties) {
this.blobMetadataParser = blobMetadataParser;
this.blobToBlobProperties = blobToBlobProperties;
}
/**
* parses the http response headers to create a new {@link MutableBlobProperties} object.
*/
public MutableBlobProperties apply(HttpResponse from) {
BlobMetadata base = blobMetadataParser.apply(from);
MutableBlobProperties to = blobToBlobProperties.apply(base);
to.setContainer(container);
return to;
}
@Override
public ParseBlobPropertiesFromHeaders setContext(HttpRequest request) {
checkArgument(request instanceof GeneratedHttpRequest, "note this handler requires a GeneratedHttpRequest");
blobMetadataParser.setContext(request);
return setContainer(GeneratedHttpRequest.class.cast(request).getInvocation().getArgs().get(0).toString());
}
private ParseBlobPropertiesFromHeaders setContainer(String container) {
this.container = container;
return this;
}
}