public OSSObjectNameProvider(string projectName, string parametersHash) :
     base(ONC.Join(ONC.CacheFolder, projectName, parametersHash))
 {
 }
 /// <summary>
 /// Constructor.
 /// </summary>
 public OssAttributes(string projectName) : base(ONC.Join(ONC.AttributesFolder, projectName))
 {
 }
 /// <summary>
 /// Generate full OSS name for the filename.
 /// </summary>
 public string ToFullName(string fileName)
 {
     return(ONC.Join(_namePrefix, fileName));
 }