public FileStream(string path, FileMode fileMode, FileAccess fileAccess, FileInfo fileInfo)
{
if (fileInfo == null)
{
fileInfo = new FileInfo(path);
}
_name = fileInfo.GetCanonicalPath();
if ((fileAccess != FileAccess.Read) && (fileAccess != FileAccess.ReadWrite))
{
throw new Exception("IllegalArgumentException: fileAccess");
}
_isWriteable = (fileAccess == FileAccess.ReadWrite);
if (fileInfo.Exists())
{
try
{
_data = WindowEx.Atob(LocalStorage.GetItem(_name));
_length = _data.Length;
}
catch (Exception e) { throw (e.Message.StartsWith("IOException") ? new Exception("FileNotFoundException:" + e) : e); }
}
else if (_isWriteable)
{
_data = "";
_isDirty = true;
try
{
Flush();
}
catch (Exception e) { throw (e.Message.StartsWith("IOException") ? new Exception("FileNotFoundException:" + e) : e); }
}
else
{
throw new Exception("FileNotFoundException:" + _name);
}
}