public LocalFileSystemIndex(ILogger <LocalFileSystemIndex> logger, RasterService rasterService)
{
_logger = logger;
_cacheByDemName = new ConcurrentDictionary <string, List <DEMFileSource> >();
_directoryPerDataset = new ConcurrentDictionary <string, string>();
_rasterService = rasterService;
}
public static FileMetadata Migrate(RasterService rasterService, ILogger logger, FileMetadata oldMetadata, string dataRootDirectory, DEMDataSet dataSet)
{
if (oldMetadata != null)
{
logger.LogInformation($"Migration metadata file {oldMetadata.Filename} from {oldMetadata.Version} to {FileMetadata.FILEMETADATA_VERSION}");
// 2.2 version requires regeneration
oldMetadata = rasterService.ParseMetadata(Path.Combine(rasterService.LocalDirectory, oldMetadata.Filename), dataSet.FileFormat);
//switch (oldMetadata.Version)
//{
// case "2.0":
// // 2.1 : relative path
// // Find dataset root within path
// DirectoryInfo dir = new DirectoryInfo(Path.GetDirectoryName(oldMetadata.Filename));
// while (dir.Name != dataSet.Name)
// {
// dir = dir.Parent;
// }
// dir = dir.Parent;
// // replace directory
// oldMetadata.Filename = oldMetadata.Filename.Replace(dir.FullName, dataRootDirectory);
// Uri fullPath = new Uri(oldMetadata.Filename, UriKind.Absolute);
// if (!(dataRootDirectory.Last() == Path.DirectorySeparatorChar))
// dataRootDirectory += Path.DirectorySeparatorChar;
// Uri relRoot = new Uri(dataRootDirectory, UriKind.Absolute);
// oldMetadata.Filename = Uri.UnescapeDataString(relRoot.MakeRelativeUri(fullPath).ToString());
// oldMetadata.FileFormat = dataSet.FileFormat;
// break;
// case "2.1":
// // 2.2 : [Metadata regneration required] file format is now mapped to DEMFileDefinition, lat/lon bounds names changed for clarity, file format changed from DEMFileFormat (name + file extenstion)
// //
// // to DEMFileDefinition
// oldMetadata.FileFormat = dataSet.FileFormat;
// break;
// default:
// // DEMFileFormat
// oldMetadata.FileFormat = dataSet.FileFormat;
// break;
//}
// set version and fileFormat
oldMetadata.Version = FileMetadata.FILEMETADATA_VERSION;
}
return(oldMetadata);
}
