﻿// 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.

using System.Collections.Generic;
using Microsoft.WindowsAzure.Storage.Blob;

namespace Org.Apache.REEF.IO.FileSystem.AzureBlob
{
    /// <summary>
    /// A proxy class for CloudBlobDirectory, mainly in order to fake for testing.
    /// </summary>
    internal sealed class AzureCloudBlobDirectory : ICloudBlobDirectory
    {
        private readonly CloudBlobDirectory _directory;

        public AzureCloudBlobDirectory(CloudBlobDirectory directory)
        {
            _directory = directory;
        }

        public ICloudBlobDirectory GetDirectoryReference(string directoryName)
        {
            return new AzureCloudBlobDirectory(_directory.GetDirectoryReference(directoryName));
        }

        public IEnumerable<IListBlobItem> ListBlobs(bool useFlatListing = false)
        {
            return _directory.ListBlobs(useFlatListing);
        }
    }
}