org.jclouds.azureblob.blobstore.functions.BlobMetadataToBlobProperties Maven / Gradle / Ivy

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/*
 * 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.blobstore.functions;

import java.util.Map.Entry;

import javax.inject.Singleton;

import org.jclouds.azureblob.domain.MutableBlobProperties;
import org.jclouds.azureblob.domain.internal.MutableBlobPropertiesImpl;
import org.jclouds.blobstore.domain.BlobMetadata;
import org.jclouds.http.HttpUtils;

import shaded.com.google.common.base.Function;

@Singleton
public class BlobMetadataToBlobProperties implements Function {
   public MutableBlobProperties apply(BlobMetadata from) {
      if (from == null)
         return null;
      MutableBlobProperties to = new MutableBlobPropertiesImpl();
      HttpUtils.copy(from.getContentMetadata(), to.getContentMetadata());
      to.setETag(from.getETag());
      to.setName(from.getName());
      to.setUrl(from.getUri());
      to.setLastModified(from.getLastModified());
      if (from.getUserMetadata() != null) {
         for (Entry entry : from.getUserMetadata().entrySet())
            to.getMetadata().put(entry.getKey().toLowerCase(), entry.getValue());
      }
      return to;
   }

}