public override void CreateDatastore(IDatastoreBuilder builder)
{
string path = Path;
var isInMemory = IsInMemory;
if (!isInMemory)
{
CreateEmptyFile(path);
}
try
{
base.CreateDatastore(builder);
}
catch
{
if (!isInMemory)
{
try
{
{ File.Delete(path); }
}
catch
{
// don't stomp on original exception
}
}
throw;
}
}
protected void Initialize(bool makeNew, IDatastoreBuilder builder, IUpdater updater)
{
var isInMemory = IsInMemory;
var exists = Exists;
if (isInMemory)
{
// HACK we need to open a connection when we start using a in memory db
// and keep it open because our database will die if we close the connection
OpenConnection();
if (builder != null)
{
CreateDatastore(builder);
}
}
else if (makeNew)
{
if (builder != null)
{
CreateDatastore(builder);
}
}
else if (!makeNew && !exists)
{
throw new FileNotFoundException();
}
try
{
LogMessage("File Opened", "normal");
}
catch (FMSC.ORM.ReadOnlyException)
{ /*ignore, in case we want to allow access to a read-only DB*/ }
catch (FMSC.ORM.SQLException)
{ }
if (isInMemory == false &&
makeNew == false)
{
// only run updater if db is not in memory and not new
if (updater != null)
{
updater.Update(this);
}
}
}
/// <summary>
/// Creates a CruiseDatastore instance for a database @ path.
/// </summary>
/// <exception cref="ArgumentNullException">path can not be null or an empty string</exception>
/// <exception cref="IOException">File extension is not valid</exception>
/// <exception cref="UnauthorizedAccessException">File open in another application or thread</exception>
public CruiseDatastore(string path, bool makeNew, IDatastoreBuilder builder, IUpdater updater) : base(path)
{
if (path == null)
{
throw new ArgumentNullException("path");
}
if (path != IN_MEMORY_DB_PATH)
{
// I wanted to refactor IsExtentionValid to just take in the extention
// instead of the full path but V2 uses ExtrapolateCruiseFileType
// to determin if extention is valid and that method wants the full file name
if (IsExtentionValid(path) is false)
{
var extension = System.IO.Path.GetExtension(path);
throw new IOException($"File extension {extension} is not recognized");
}
}
Path = path;
Initialize(makeNew, builder, updater);
Logger.Log($"Created DAL instance. Path = {Path}", LogCategory.Datastore, LogLevel.Info);
}
