public async Task SetConfig(ConfigurationModel configurationModel)
{
await FileOperations.CheckOrCreateDirectory(_path);
using (var stream = new StreamWriter(_path + "/config.conf"))
{
await stream.WriteAsync(JsonConvert.SerializeObject(configurationModel));
}
}
public static Task <List <string> > GetDatabases()
{
var path = $"{AppDomain.CurrentDomain.BaseDirectory}data/";
FileOperations.CheckOrCreateDirectory(path);
var dbs = Directory.GetDirectories(path).ToList();
var result = dbs.Select(db => db.Replace('\\', '/').Split("/").LastOrDefault()).ToList();
return(Task.FromResult(result));
}
public DocumentDatabase(IndexModel indexModel)
{
var path = $"{AppDomain.CurrentDomain.BaseDirectory}data/{indexModel.DatabaseName}";
FileOperations.CheckOrCreateDirectory(path);
path += $"/{indexModel.IndexName}";
_dbFileStream = new FileStream(path + ".col", FileMode.OpenOrCreate, FileAccess.ReadWrite,
FileShare.None, 4096);
_indexFileStream = new FileStream(path + ".pidx", FileMode.OpenOrCreate, FileAccess.ReadWrite,
FileShare.None, 4096);
_secondaryFileStream = new FileStream(path + ".sidx", FileMode.OpenOrCreate, FileAccess.ReadWrite,
FileShare.None, 4096);
// Construct the RecordStorage that use to store main cow data
_records = new RecordStorage(new BlockStorage(_dbFileStream, 4096));
// Construct the primary and secondary indexes
_index = new Tree <Guid, uint>(
new TreeDiskNodeManager <Guid, uint>(
new GuidSerializer(),
new TreeUIntSerializer(),
new RecordStorage(new BlockStorage(_indexFileStream, 4096))
)
);
_secondaryIndex = new Tree <string, Dictionary <string, Guid> >(
new TreeDiskNodeManager <string, Dictionary <string, Guid> >(
new StringSerializer(),
new DictSerializer(),
new RecordStorage(
new BlockStorage(_secondaryFileStream, 4096)
)
),
true);
_documentSerializer = new DocumentSerializer();
_indexingOperations = new IndexingOperations();
IndexModel = indexModel;
}