/// <summary>
        /// Creates <see cref="IHierarchyItemAsync"/> instance by path.
        /// </summary>
        /// <param name="path">Item relative path including query string.</param>
        /// <returns>Instance of corresponding <see cref="IHierarchyItemAsync"/> or null if item is not found.</returns>
        public override async Task <IHierarchyItemAsync> GetHierarchyItemAsync(string path)
        {
            path = path.Trim(new[] { ' ', '/' });

            //remove query string.
            int ind = path.IndexOf('?');

            if (ind > -1)
            {
                path = path.Remove(ind);
            }
            if (!await DataLakeStoreService.ExistsAsync(path))
            {
                Logger.LogDebug("Could not find item that corresponds to path: " + path);
                return(null); // no hierarchy item that corresponds to path parameter was found in the repository
            }

            IHierarchyItemAsync item;

            if (await DataLakeStoreService.IsDirectoryAsync(path))
            {
                item = await DavFolder.GetFolderAsync(this, path);
            }
            else
            {
                item = await DavFile.GetFileAsync(this, path);
            }
            return(item);
        }
Example #2
0
        /// <summary>
        /// Creates <see cref="IHierarchyItemAsync"/> instance by path.
        /// </summary>
        /// <param name="path">Item relative path including query string.</param>
        /// <returns>Instance of corresponding <see cref="IHierarchyItemAsync"/> or null if item is not found.</returns>
        public override async Task <IHierarchyItemAsync> GetHierarchyItemAsync(string path)
        {
            path = path.Trim(new[] { ' ', '/' });

            //remove query string.
            int ind = path.IndexOf('?');

            if (ind > -1)
            {
                path = path.Remove(ind);
            }

            try
            {
                if (!await DataLakeStoreService.ExistsAsync(path))
                {
                    Logger.LogDebug("Could not find item that corresponds to path: " + path);
                    return(null); // no hierarchy item that corresponds to path parameter was found in the repository
                }
            }
            catch (RequestFailedException ex)
            {
                // token is not valid or access is denied
                if (ex.Status == 401)
                {
                    await HttpContext.SignOutAsync();

                    return(null);
                }
                else
                {
                    throw ex;
                }
            }

            IHierarchyItemAsync item;

            if (await DataLakeStoreService.IsDirectoryAsync(path))
            {
                item = await DavFolder.GetFolderAsync(this, path);
            }
            else
            {
                item = await DavFile.GetFileAsync(this, path);
            }
            return(item);
        }