public StorageNop(string name, StorageBackendOptions options, ILogger <StorageNop> logger) : base(name, options, logger)
{
if (logger.IsEnabled(LogLevel.Trace))
{
logger.LogTrace($"constructor({name}, ...)");
}
}
protected StorageBackend(string name, StorageBackendOptions options, ILogger <StorageBackend> logger)
{
Name = name;
Options = options;
Logger = logger;
if (Logger.IsEnabled(LogLevel.Trace))
{
Logger.LogTrace($"constructor({name},{{ type:{options.Type} }})");
}
}
public static StorageBackend GetStorage(string?name,
[DisallowNull] StorageBackendOptions options,
[DisallowNull] ILoggerFactory loggerFactory)
{
var logger = loggerFactory.CreateLogger <StorageBackend>();
if (logger.IsEnabled(LogLevel.Trace))
{
logger.LogTrace($"name: {name}, options: {JsonConvert.SerializeObject(options)}");
}
if (string.IsNullOrEmpty(name))
{
if (options.Type != StorageBackendType.Nop)
{
throw new ArgumentException("storage have to be `nop` with a un-named storage");
}
name = "nop";
}
switch (options.Type)
{
case StorageBackendType.File:
return(new StorageFile(name, (StorageFileOptions)options, loggerFactory.CreateLogger <StorageFile>()));
case StorageBackendType.Nop:
return(new StorageNop(name, (StorageNopOptions)options, loggerFactory.CreateLogger <StorageNop>()));
case StorageBackendType.S3:
return(new StorageS3(name, (StorageS3Options)options, loggerFactory.CreateLogger <StorageS3>()));
case StorageBackendType.Obs:
return(new StorageObs(name, (StorageObsOptions)options, loggerFactory.CreateLogger <StorageObs>()));
default:
throw new InvalidOperationException($"backend unknown: {options.Type}");
}
}
