/**
* Not initializing db object as that will
* be done after he has used "use database" query
*/
public void CreateDatabase(String dbName)
{
String path = GetFilePath.Database(dbName);
String conf = GetFilePath.DatabaseConf(dbName);
if (Directory.Exists(path))
{
throw new Exception("Database already exists");
}
else
{
storageManager.CreateFolder(path);
}
}
private void TestCreateDropFolder()
{
try
{
_logger.Message("Testing CreateDropFolder");
Manager.CreateFolder(SampleFolder);
Assert.IsTrue(Directory.Exists(SampleFolder));
Manager.DropFolder(SampleFile);
Assert.IsTrue(!Directory.Exists(SampleFolder));
}
catch (Exception e)
{
_logger.Error(e.Message);
}
}
/**
* Creates all the folders/files related to a new table
* IMPORTANT - Presently assumed indexColumns would be empty
* Index can be added on later using AddIndex
*/
public void CreateTable(string dbName, string tableName, List <Column> columns)
{
String path = GetFilePath.Table(dbName, tableName);
String conf = GetFilePath.TableConf(dbName, tableName);
String records = GetFilePath.TableRecords(dbName, tableName);
if (Directory.Exists(path))
{
throw new Exception("Table already exists");
}
else
{
table = new Table(dbName, tableName, columns, new List <Column>());
storageManager.CreateFolder(path); //table folder
Converter.ObjectToFile(table, conf); //schema file of table
byte[] record = Converter.CharToBytes(new char[table.GetSizeOfRecordArray()]);
storageManager.CreateFile(records, record.Length, true); //records file of table
}
}
