public void 特定のバケットにオブジェクトをダウンロードする()
{
var assembly = Assembly.GetExecutingAssembly();
GetObjectRequest getObjectRequest = new GetObjectRequest
{
NamespaceName = NameSpaceName,
BucketName = "bigfile_bucket",
ObjectName = "test.csv.gz"
};
ObjectStorageClient.DownloadObject(getObjectRequest, @"C:\test.csv.gz");
}
/// <summary>
/// Copies from ObjectStorage to the local file system.
/// If the file already exists on the local file system and overwrite is set to false than an ArgumentException is thrown.
/// </summary>
/// <param name="destFileName">The path where to copy the file to.</param>
/// <param name="overwrite">Determines whether the file can be overwritten.</param>
/// <exception cref="T:System.IO.IOException">If the file already exists locally and overwrite is set to false.</exception>
/// <exception cref="T:System.Net.WebException"></exception>
/// <returns>FileInfo for the local file where file is copied to.</returns>
public FileInfo CopyToLocal(string destFileName, bool overwrite)
{
if (!overwrite)
{
if (new FileInfo(destFileName).Exists)
{
throw new IOException("File already exists");
}
}
var getObjectRequest = new GetObjectRequest
{
NamespaceName = namespaceName,
BucketName = bucket,
ObjectName = ObjectStorageHelper.EncodeKey(key)
};
client.DownloadObject(getObjectRequest, destFileName);
return(new FileInfo(destFileName));
}