DoNotRetryOn304NotModified extension for Endjin.Retry

DoNotRetryOn304NotModified.cs

#region Using Directives

using System;
using System.Net;

using Endjin.Core.Retry.Policies;

using Microsoft.WindowsAzure.Storage;

#endregion

public class DoNotRetryOn304NotModified : IRetryPolicy
{
    public bool CanRetry(Exception exception)
    {
        var storageException = exception as StorageException;

        if (storageException == null)
        {
            return true;
        }

        return storageException.RequestInformation.HttpStatusCode != (int)HttpStatusCode.NotModified;
    }
}