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/*
* Minio .NET Library for Amazon S3 Compatible Cloud Storage, (C) 2017 Minio, Inc.
*
* Licensed 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;
using System.Threading.Tasks;
using System.IO;
namespace Minio.Examples.Cases
{
class GetPartialObject
{
// Get object in a bucket for a particular offset range. Dotnet SDK currently
// requires both start offset and end
public async static Task Run(MinioClient minio,
string bucketName="my-bucket-name",
string objectName="my-object-name",
string fileName="my-file-name")
{
try
{
Console.Out.WriteLine("Running example for API: GetObjectAsync");
// Check whether the object exists using StatObjectAsync(). If the object is not found,
// StatObjectAsync() will throw an exception.
await minio.StatObjectAsync(bucketName, objectName);
// Get object content starting at byte position 1024 and length of 4096
await minio.GetObjectAsync(bucketName, objectName, 1024L, 4096L,
(stream) =>
{
var fileStream = File.Create(fileName);
stream.CopyTo(fileStream);
fileStream.Dispose();
FileInfo writtenInfo = new FileInfo(fileName);
long file_read_size = writtenInfo.Length;
// Uncommment to print the file on output console
// stream.CopyTo(Console.OpenStandardOutput());
Console.WriteLine("Successfully downloaded object with requested offset and length {0} into file",writtenInfo.Length);
stream.Dispose();
});
Console.Out.WriteLine();
}
catch (Exception e)
{
Console.WriteLine("[Bucket] Exception: {0}", e);
}
}
}
}