StatObject.cs

/*
 * 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 Minio.DataModel;
using Minio.DataModel.Args;
using Minio.Exceptions;

namespace Minio.Examples.Cases;

internal static class StatObject
{
    public static void PrintStat(string bucketObject, ObjectStat statObject)
    {
        var currentColor = Console.ForegroundColor;
        Console.WriteLine($"Details of the object {bucketObject} are");
        Console.ForegroundColor = ConsoleColor.DarkGreen;
        Console.WriteLine($"{statObject}");
        Console.ForegroundColor = currentColor;
        Console.WriteLine();
    }

    // Get stats on a object
    public static async Task Run(IMinioClient minio,
        string bucketName = "my-bucket-name",
        string bucketObject = "my-object-name",
        string versionID = null)
    {
        if (minio is null) throw new ArgumentNullException(nameof(minio));

        try
        {
            Console.WriteLine("Running example for API: StatObjectAsync");
            if (string.IsNullOrEmpty(versionID))
            {
                var objectStatArgs = new StatObjectArgs()
                    .WithBucket(bucketName)
                    .WithObject(bucketObject);
                var statObject = await minio.StatObjectAsync(objectStatArgs).ConfigureAwait(false);
                PrintStat(bucketObject, statObject);
                PrintMetaData(statObject.MetaData);
                return;
            }

            var args = new StatObjectArgs()
                .WithBucket(bucketName)
                .WithObject(bucketObject)
                .WithVersionId(versionID);
            var statObjectVersion = await minio.StatObjectAsync(args).ConfigureAwait(false);
            PrintStat(bucketObject, statObjectVersion);
            PrintMetaData(statObjectVersion.MetaData);
        }
        catch (MinioException me)
        {
            var objectNameInfo = $"{bucketName}-{bucketObject}";
            if (!string.IsNullOrEmpty(versionID))
                objectNameInfo += $" (Version ID) {me.Response.VersionId} (Delete Marker) {me.Response.DeleteMarker}";

            Console.WriteLine($"[StatObject] {objectNameInfo} Exception: {me}");
        }
        catch (Exception e)
        {
            Console.WriteLine($"[StatObject] {bucketName}-{bucketObject} Exception: {e}");
        }
    }

    private static void PrintMetaData(IDictionary<string, string> metaData)
    {
        Console.WriteLine("Metadata:");
        foreach (var metaPair in metaData) Console.WriteLine("    " + metaPair.Key + ":\t" + metaPair.Value);
        Console.WriteLine();
    }
}