/**
* Licensed to jclouds, Inc. (jclouds) under one or more
* contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. jclouds 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.blobstore.functions;
import static com.google.common.base.Preconditions.checkNotNull;
import javax.inject.Singleton;
import org.jclouds.http.options.GetOptions;
import com.google.common.base.Function;
/**
* @author Adrian Cole
*/
@Singleton
public class BlobToHttpGetOptions implements Function<org.jclouds.blobstore.options.GetOptions, GetOptions> {
@Override
public GetOptions apply(org.jclouds.blobstore.options.GetOptions from) {
checkNotNull(from, "options");
if (from == org.jclouds.blobstore.options.GetOptions.NONE)
return GetOptions.NONE;
GetOptions httpOptions = new GetOptions();
if (from.getIfMatch() != null) {
httpOptions.ifETagMatches(from.getIfMatch());
}
if (from.getIfModifiedSince() != null) {
httpOptions.ifModifiedSince(from.getIfModifiedSince());
}
if (from.getIfNoneMatch() != null) {
httpOptions.ifETagDoesntMatch(from.getIfNoneMatch());
}
if (from.getIfUnmodifiedSince() != null) {
httpOptions.ifUnmodifiedSince(from.getIfUnmodifiedSince());
}
for (String range : from.getRanges()) {
String[] firstLast = range.split("\\-", 2);
if (!firstLast[0].isEmpty() && !firstLast[1].isEmpty())
httpOptions.range(Long.parseLong(firstLast[0]), Long.parseLong(firstLast[1]));
else if (firstLast[0].isEmpty() && !firstLast[1].isEmpty())
httpOptions.tail(Long.parseLong(firstLast[1]));
else
httpOptions.startAt(Long.parseLong(firstLast[0]));
}
return httpOptions;
}
}