public static VehicleType GetVehicleType(String vehicleType)
{
if (vehicleType == null || vehicleType.Length == 0)
{
return(null);
}
string sql = "select type from vehicleType where type=@vehicleType";
VehicleType type = null;
SqlCeCommand cmd = new SqlCeCommand(sql, DatabaseConnector.DatabaseConnection);
cmd.Parameters.AddWithValue("@vehicleType", vehicleType);
cmd.CommandType = CommandType.Text;
SqlCeResultSet rs = cmd.ExecuteResultSet(
ResultSetOptions.Scrollable);
if (rs.HasRows)
{
int ordType = rs.GetOrdinal("type");
rs.ReadFirst();
type = new VehicleType();
type.Type = rs.GetString(ordType);
}
return(type);
}
public static int GetTicketCount()
{
string sql = "select * from counter";
try
{
SqlCeCommand cmd = new SqlCeCommand(sql, DatabaseConnector.DatabaseConnection);
SqlCeResultSet rs = cmd.ExecuteResultSet(
ResultSetOptions.Scrollable);
if (rs.HasRows)
{
int ordticketCounter = rs.GetOrdinal("ticketCounter");
rs.ReadFirst();
int count = rs.GetInt32(ordticketCounter);
return(count);
}
}
catch (Exception e)
{
Logger.Logger.Log(e);
}
return(-1);
}
internal void getTrackingState(string SolutionName, string ProjectName, ref string LocalStoredPath, ref string RemoteStoredPath, ref bool bOverride)
{
try
{
SqlCeResultSet rsResult = null;
cmd.CommandText = "select LocalStoredPath, RemoteStoredPath, ManualNotTracked from [Projects] where [SolutionName] = " +
SolutionName + " and [ProjectName] = " + ProjectName;
rsResult = cmd.ExecuteResultSet(ResultSetOptions.Scrollable);
if (rsResult == null)
{
MessageBox.Show("Failed to execute command to get tracking info?");
return;
}
if (rsResult.RecordsAffected != 1)
{
MessageBox.Show("Seems we have too many rows in our tracker for this Solution..");
return;
}
rsResult.ReadFirst();
LocalStoredPath = (string)rsResult.GetString(0);
RemoteStoredPath = (string)rsResult.GetString(1);
bOverride = (bool)rsResult.GetBoolean(2);
}
catch (Exception ex)
{
}
}
public static Price GetPrice(bool summerTariff, string ticketType, string vehicleType)
{
if (ticketType == null || ticketType.Length == 0 || vehicleType == null || vehicleType.Length == 0)
{
return(null);
}
string sql = "select charge, summerTariff, ticketType, vehicleType from price where summerTariff=@summerTariff and ticketType=@ticketType and vehicleType=@vehicleType";
Price price = null;
SqlCeCommand cmd = new SqlCeCommand(sql, DatabaseConnector.DatabaseConnection);
cmd.Parameters.AddWithValue("@summerTariff", summerTariff);
cmd.Parameters.AddWithValue("@ticketType", ticketType);
cmd.Parameters.AddWithValue("@vehicleType", vehicleType);
cmd.CommandType = CommandType.Text;
SqlCeResultSet rs = cmd.ExecuteResultSet(
ResultSetOptions.Scrollable);
if (rs.HasRows)
{
int ordCharge = rs.GetOrdinal("charge");
int ordSummerTariff = rs.GetOrdinal("summerTariff");
int ordTicketType = rs.GetOrdinal("ticketType");
int ordVehicleType = rs.GetOrdinal("vehicleType");
rs.ReadFirst();
price = new Price();
price.Charge = rs.GetDecimal(ordCharge);
price.SummerTariff = rs.GetBoolean(ordSummerTariff);
price.TicketType = rs.GetString(ordTicketType);
price.VehicleType = rs.GetString(ordVehicleType);
}
return(price);
}
public Employee GetEmployee(string barcode)
{
Employee emp = null;
string selectCommand = @" SELECT CONVERT(INT,id_gamma) id_gamma, ename, case when barcode is not null then barcode else '' END barcode FROM Employee WHERE barcode IS NOT NULL AND barcode = CONVERT(NVARCHAR(12), @barcode) ";
using (SqlCeConnection connect = new SqlCeConnection(Datasource))
{
connect.Open();
using (SqlCeCommand command = new SqlCeCommand(selectCommand, connect))
{
var param = command.Parameters.Add("barcode", SqlDbType.NVarChar);
param.Value = barcode;
using (SqlCeResultSet res = command.ExecuteResultSet(ResultSetOptions.Scrollable))
{
if (res.ReadFirst())
{
emp = new Employee()
{
GammaID = (int)res.GetInt32(res.GetOrdinal("id_gamma")),
Barcode = (res.IsDBNull(res.GetOrdinal("barcode"))) ? "" : res.GetString(res.GetOrdinal("barcode")),
Name = res.GetString(res.GetOrdinal("ename"))
};
}
}
}
}
return(emp);
}
// возвращает сканированный товар и количество
public Scan GetScan(int artcode)
{
Scan scan = null;
string selectCommand = @" SELECT artcode, id_gamma, qty FROM scan WHERE artcode = @artcode and id_gamma = @id_gamma";
using (SqlCeConnection connect = new SqlCeConnection(Datasource))
{
connect.Open();
using (SqlCeCommand command = connect.CreateCommand())
{
command.CommandText = selectCommand;
var param = command.Parameters.Add("artcode", SqlDbType.Int);
param.Value = artcode;
param = command.Parameters.Add("id_gamma", SqlDbType.Int);
param.Value = GlobalArea.CurrentEmployee.GammaID;
using (SqlCeResultSet res = command.ExecuteResultSet(ResultSetOptions.Scrollable))
{
if (!res.HasRows)
{
return(null);
}
if (!res.ReadFirst())
{
return(null);
}
scan = new Scan((int)res.GetInt32(res.GetOrdinal("artcode")),
(int)res.GetInt32(res.GetOrdinal("id_gamma")),
(int)res.GetInt32(res.GetOrdinal("qty")));
}
}
return(scan);
}
}
public static List <Company> GetAllCompanies()
{
var list = new List <Company>();
SqlCeCommand sqlCeCommand = new SqlCeCommand("select * from company order by name", DatabaseConnector.DatabaseConnection);
sqlCeCommand.CommandType = CommandType.Text;
SqlCeResultSet sqlCeResultSet = sqlCeCommand.ExecuteResultSet(ResultSetOptions.Scrollable);
if (sqlCeResultSet.HasRows)
{
int ordinal0 = sqlCeResultSet.GetOrdinal("id");
int ordinal1 = sqlCeResultSet.GetOrdinal("name");
int ordinal2 = sqlCeResultSet.GetOrdinal("address");
int ordinal3 = sqlCeResultSet.GetOrdinal("OIB");
sqlCeResultSet.ReadFirst();
list.Add(new Company()
{
Id = sqlCeResultSet.GetInt32(ordinal0),
Name = sqlCeResultSet.GetString(ordinal1),
Address = sqlCeResultSet.GetString(ordinal2),
OIB = sqlCeResultSet.GetString(ordinal3)
});
while (sqlCeResultSet.Read())
{
list.Add(new Company()
{
Id = sqlCeResultSet.GetInt32(ordinal0),
Name = sqlCeResultSet.GetString(ordinal1),
Address = sqlCeResultSet.GetString(ordinal2),
OIB = sqlCeResultSet.GetString(ordinal3)
});
}
}
return(list);
}
public static List <Subscriber> GetAllSubscribers()
{
List <Subscriber> subscribers = new List <Subscriber>();
string sql = "select licencePlates, validTo from subscriber";
SqlCeCommand cmd = new SqlCeCommand(sql, DatabaseConnector.DatabaseConnection);
cmd.CommandType = CommandType.Text;
SqlCeResultSet rs = cmd.ExecuteResultSet(
ResultSetOptions.Scrollable);
if (rs.HasRows)
{
int ordLicencePlates = rs.GetOrdinal("licencePlates");
int ordValidTo = rs.GetOrdinal("validTo");
rs.ReadFirst();
Subscriber subscriber = new Subscriber();
subscriber.LicencePlates = rs.GetString(ordLicencePlates);
subscriber.ValidTo = rs.GetDateTime(ordValidTo);
subscribers.Add(subscriber);
while (rs.Read())
{
subscriber = new Subscriber();
subscriber.LicencePlates = rs.GetString(ordLicencePlates);
subscriber.ValidTo = rs.GetDateTime(ordValidTo);
subscribers.Add(subscriber);
}
}
return(subscribers);
}
public static Vehicle GetVehicle(String licencePlates)
{
if (licencePlates == null || licencePlates.Length == 0)
{
return(null);
}
string sql = "select licencePlates, vehicleType, checkedIn, checkedInDate from vehicle where licencePlates=@licencePlates";
Vehicle vehicle = null;
SqlCeCommand cmd = new SqlCeCommand(sql, DatabaseConnector.DatabaseConnection);
cmd.Parameters.AddWithValue("@licencePlates", licencePlates);
cmd.CommandType = CommandType.Text;
SqlCeResultSet rs = cmd.ExecuteResultSet(
ResultSetOptions.Scrollable);
if (rs.HasRows)
{
int ordLicencePlates = rs.GetOrdinal("licencePlates");
int ordVehicleType = rs.GetOrdinal("vehicleType");
int ordCheckedIn = rs.GetOrdinal("checkedIn");
int ordCheckedInDate = rs.GetOrdinal("checkedInDate");
rs.ReadFirst();
vehicle = new Vehicle();
vehicle.LicencePlates = rs.GetString(ordLicencePlates);
vehicle.VehicleType = rs.GetString(ordVehicleType);
vehicle.CheckedIn = rs.GetBoolean(ordCheckedIn);
vehicle.CheckedInDate = rs.GetDateTime(ordCheckedInDate);
}
return(vehicle);
}
public static List <VehicleType> GetAllVehicleTypes()
{
List <VehicleType> vehicleTypes = new List <VehicleType>();
string sql = "select type from vehicleType";
SqlCeCommand cmd = new SqlCeCommand(sql, DatabaseConnector.DatabaseConnection);
cmd.CommandType = CommandType.Text;
SqlCeResultSet rs = cmd.ExecuteResultSet(
ResultSetOptions.Scrollable);
if (rs.HasRows)
{
int ordType = rs.GetOrdinal("type");
rs.ReadFirst();
VehicleType vehicleType = new VehicleType();
vehicleType.Type = rs.GetString(ordType);
vehicleTypes.Add(vehicleType);
while (rs.Read())
{
vehicleType = new VehicleType();
vehicleType.Type = rs.GetString(ordType);
vehicleTypes.Add(vehicleType);
}
}
return(vehicleTypes);
}
public static Company GetCompany(int id)
{
string sql = "select id, name, address, OIB from company where id=@id";
Company company = null;
SqlCeCommand cmd = new SqlCeCommand(sql, DatabaseConnector.DatabaseConnection);
cmd.Parameters.AddWithValue("@id", id);
cmd.CommandType = CommandType.Text;
SqlCeResultSet rs = cmd.ExecuteResultSet(
ResultSetOptions.Scrollable);
if (rs.HasRows)
{
int ordId = rs.GetOrdinal("id");
int ordName = rs.GetOrdinal("name");
int ordAddress = rs.GetOrdinal("address");
int ordOIB = rs.GetOrdinal("OIB");
rs.ReadFirst();
company = new Company();
company.Id = rs.GetInt32(ordId);
company.Name = rs.GetString(ordName);
company.Address = rs.GetString(ordAddress);
company.OIB = rs.GetString(ordOIB);
}
return(company);
}
public Usuario obtenerUsuario(string userName)
{
con.Open();
Usuario usuario = new Usuario();
string query = "select * from empleat where usu = @user";
SqlCeCommand command = new SqlCeCommand(query, con);
command.Parameters.AddWithValue("@user", userName);
SqlCeResultSet results = command.ExecuteResultSet(ResultSetOptions.Scrollable);
if (results.HasRows)
{
results.ReadFirst();
usuario.idEmpleat = results.GetInt32(0);
usuario.idEmpresa = results.GetInt32(1);
usuario.usu = results.GetString(2);
usuario.nom = results.GetString(4);
usuario.email = results.GetString(5);
return(usuario);
}
con.Close();
return(usuario);
}
private ApplicationState()
{
// read the application state from db
SqlCeConnection _dataConn = null;
try
{
_dataConn = new SqlCeConnection("Data Source=FlightPlannerDB.sdf;Persist Security Info=False;");
_dataConn.Open();
SqlCeCommand selectCmd = new SqlCeCommand();
selectCmd.Connection = _dataConn;
StringBuilder selectQuery = new StringBuilder();
selectQuery.Append("SELECT cruiseSpeed,cruiseFuelFlow,minFuel,speed,unit,utcOffset,locationFormat,deckHoldFuel,registeredClientName FROM ApplicationState");
selectCmd.CommandText = selectQuery.ToString();
SqlCeResultSet results = selectCmd.ExecuteResultSet(ResultSetOptions.Scrollable);
if (results.HasRows)
{
results.ReadFirst();
cruiseSpeed = results.GetInt64(0);
cruiseFuelFlow = results.GetInt64(1);
minFuel = results.GetInt64(2);
speed = results.GetSqlString(3).ToString();
unit = results.GetSqlString(4).ToString();
utcOffset = results.GetSqlString(5).ToString();
locationFormat = results.GetSqlString(6).ToString();
deckHoldFuel = results.IsDBNull(7) ? 0 : results.GetInt64(7);
registeredClientName = results.IsDBNull(8) ? string.Empty : results.GetString(8);
}
}
finally
{
_dataConn.Close();
}
}
public static User GetUser(string username)
{
string sql = "select Username, Password, FirstName, LastName, UserType, OIB from users where Username=@username";
User user = null;
SqlCeCommand cmd = new SqlCeCommand(sql, DatabaseConnector.DatabaseConnection);
cmd.Parameters.AddWithValue("@username", username);
cmd.CommandType = CommandType.Text;
SqlCeResultSet rs = cmd.ExecuteResultSet(
ResultSetOptions.Scrollable);
if (rs.HasRows)
{
int ordUsername = rs.GetOrdinal("Username");
int ordPassword = rs.GetOrdinal("Password");
int ordUserType = rs.GetOrdinal("UserType");
int ordLastName = rs.GetOrdinal("LastName");
int ordFirstname = rs.GetOrdinal("FirstName");
int ordOIB = rs.GetOrdinal("OIB");
rs.ReadFirst();
user = new User();
user.FirstName = rs.GetString(ordFirstname);
user.LastName = rs.GetString(ordLastName);
user.Username = rs.GetString(ordUsername);
user.Password = rs.GetString(ordPassword);
user.UserType = rs.GetString(ordUserType);
user.OIB = rs.GetString(ordOIB);
}
return(user);
}
private void btnLerRegis_Click(object sender, EventArgs e)
{
SqlCeConnection cn = new SqlCeConnection(stringConexao());
try
{
if (cn.State == ConnectionState.Closed)
{
cn.Open();
}
// Monta a consulta SQL
string sql = "select sobrenome, nome from " + nomeTabela;
SqlCeCommand cmd = new SqlCeCommand(sql, cn);
cmd.CommandType = CommandType.Text;
SqlCeResultSet rs = cmd.ExecuteResultSet(ResultSetOptions.Scrollable);
// se você precisa atualizar o result set então use:
// SqlCeResultSet rs = cmd.ExecuteResultSet(ResultSetOptions.Scrollable | ResultSetOptions.Updatable);
if (rs.HasRows)
{
int ordSobrenome = rs.GetOrdinal("sobrenome");
int ordNome = rs.GetOrdinal("nome");
// trata a saida
StringBuilder saida = new StringBuilder();
// le o primeiro registro e pega os dados
rs.ReadFirst();
saida.AppendLine(rs.GetString(ordNome) + " " + rs.GetString(ordSobrenome));
while (rs.Read())
{
saida.AppendLine(rs.GetString(ordNome) + " " + rs.GetString(ordSobrenome));
}
// defina a saida
lblEncontrado.Text = saida.ToString();
}
else
{
lblEncontrado.Text = "Nenhum registro encontrado.";
}
}
catch (SqlCeException sqlexception)
{
MessageBox.Show(sqlexception.Message, "Entre com um banco para acessar os registros", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Bah Tchê.", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
finally
{
cn.Close();
}
}
public static List <User> GetAllUsers()
{
List <User> users = new List <User>();
string sql = "select Username, Password, FirstName, LastName, UserType, OIB from users";
SqlCeCommand cmd = new SqlCeCommand(sql, DatabaseConnector.DatabaseConnection);
cmd.CommandType = CommandType.Text;
SqlCeResultSet rs = cmd.ExecuteResultSet(
ResultSetOptions.Scrollable);
if (rs.HasRows)
{
int ordUsername = rs.GetOrdinal("Username");
int ordPassword = rs.GetOrdinal("Password");
int ordUserType = rs.GetOrdinal("UserType");
int ordLastName = rs.GetOrdinal("LastName");
int ordFirstname = rs.GetOrdinal("FirstName");
int ordOIB = rs.GetOrdinal("OIB");
rs.ReadFirst();
User user = new User();
user.FirstName = rs.GetString(ordFirstname);
user.LastName = rs.GetString(ordLastName);
user.Username = rs.GetString(ordUsername);
user.Password = rs.GetString(ordPassword);
user.UserType = rs.GetString(ordUserType);
user.OIB = rs.GetString(ordOIB);
users.Add(user);
while (rs.Read())
{
user = new User();
user.FirstName = rs.GetString(ordFirstname);
user.LastName = rs.GetString(ordLastName);
user.Username = rs.GetString(ordUsername);
user.Password = rs.GetString(ordPassword);
user.UserType = rs.GetString(ordUserType);
user.OIB = rs.GetString(ordOIB);
users.Add(user);
}
}
return(users);
}
// возвращает одну запись справочника
public Ean GetEan(string barcode)
{
Ean ean = null;
string commandText = @" SELECT top(1) s.artcode, s.ean13, s.names, s.koef, p.qty, s.nds, s.Manufacturer
FROM sprean s
LEFT OUTER JOIN pereuchet p ON s.artcode = p.artcode
WHERE s.ean13 = @barcode
ORDER BY (CASE WHEN p.qty IS NULL THEN 0 ELSE p.qty END) DESC, s.artcode desc ";
using (SqlCeConnection connect = new SqlCeConnection(Datasource))
{
connect.Open();
using (SqlCeCommand command = connect.CreateCommand())
{
command.CommandText = commandText;
command.Parameters.Add("barcode", SqlDbType.NVarChar).Value = barcode;
using (SqlCeResultSet res = command.ExecuteResultSet(ResultSetOptions.Scrollable))
{
try
{
if (res.HasRows)
{
res.ReadFirst();
{
ean = new Ean();
ean.ArtCode = res.GetInt32(0);
ean.Ean13 = res.GetString(1);
ean.Name = res.GetString(2);
ean.Koef = res.GetInt32(3);
ean.ControlQty = res.IsDBNull(4) ? 0 : res.GetInt32(4);
ean.Nds = res.GetInt32(5);
ean.Manufacturer = res.GetString(6);
}
}
}
finally
{
res.Close();
}
}
}
}
return(ean);
}
public void InitializePilotsDataFromDatabase()
{
try
{
_dataConn = new SqlCeConnection("Data Source=FlightPlannerDB.sdf;Persist Security Info=False;");
_dataConn.Open();
SqlCeCommand selectCmd = new SqlCeCommand();
selectCmd.Connection = _dataConn;
StringBuilder selectQuery = new StringBuilder();
selectQuery.Append("SELECT [First Name],[Last Name],[Weight]");
selectQuery.Append(" FROM Airports");
selectCmd.CommandText = selectQuery.ToString();
SqlCeResultSet results = selectCmd.ExecuteResultSet(ResultSetOptions.Scrollable);
if (results.HasRows)
{
results.ReadFirst();
while (true)
{
Pilot currPilot = new Pilot();
currPilot.FName = results.GetSqlString(0).ToString();
currPilot.LName = results.GetSqlString(1).ToString();
currPilot.Weight = results.GetDouble(2);
PersonId pid = new PersonId(currPilot.FName, currPilot.LName);
if (!listofPilots.ContainsKey(pid))
{
listofPilots.Add(pid, new List <Pilot>());
}
listofPilots[pid].Add(currPilot);
nameList.Add(pid);
if (!results.Read())
{
break;
}
}
}
}
catch (Exception ex)
{
}
finally
{
_dataConn.Close();
}
}
public List <string> getIdentsFromRoute(string routeIdent)
{
List <string> idents = new List <string>();
try
{
_dataConn = new SqlCeConnection("Data Source=FlightPlannerDB.sdf;Persist Security Info=False;");
_dataConn.Open();
// first delete the existing data
SqlCeCommand selectCmd = new SqlCeCommand();
selectCmd.Connection = _dataConn;
StringBuilder selectQuery = new StringBuilder();
selectQuery.Append(string.Format("SELECT AirportIdent FROM RouteIdents where RouteId = '{0}' order by RouteSequenceNumber asc", routeIdent));
selectCmd.CommandText = selectQuery.ToString();
SqlCeResultSet results = selectCmd.ExecuteResultSet(ResultSetOptions.Scrollable);
if (results.HasRows)
{
results.ReadFirst();
while (true)
{
idents.Add(results.GetSqlString(0).ToString());
if (!results.Read())
{
break;
}
}
}
return(idents);
}
catch (Exception ex)
{
return(idents);
}
finally
{
if (_dataConn != null)
{
_dataConn.Close();
}
}
}
public static Subscriber GetSubscriber(string licencePlates)
{
string sql = "select licencePlates, validTo from subscriber where licencePlates=@licencePlates";
Subscriber subscriber = null;
SqlCeCommand cmd = new SqlCeCommand(sql, DatabaseConnector.DatabaseConnection);
cmd.Parameters.AddWithValue("@licencePlates", licencePlates);
cmd.CommandType = CommandType.Text;
SqlCeResultSet rs = cmd.ExecuteResultSet(
ResultSetOptions.Scrollable);
if (rs.HasRows)
{
int ordLicencePlates = rs.GetOrdinal("licencePlates");
int ordValidTo = rs.GetOrdinal("validTo");
rs.ReadFirst();
subscriber = new Subscriber();
subscriber.LicencePlates = rs.GetString(ordLicencePlates);
subscriber.ValidTo = rs.GetDateTime(ordValidTo);
}
return(subscriber);
}
protected void btnLogin_Click(object sender, EventArgs e)
{
con.Open();
string query = "select * from empleat where usu = @usuario and psw = @password and dataBaixa IS NOT NULL";
SqlCeCommand command = new SqlCeCommand(query, con);
command.Parameters.AddWithValue("@usuario", txtbUser.Text);
command.Parameters.AddWithValue("@password", txtbPass.Text);
//SqlCeDataReader reader = command.ExecuteReader();
//SqlCeDataReader reader = command.ExecuteResultSet(ResultSetOptions.Scrollable);
SqlCeResultSet results = command.ExecuteResultSet(ResultSetOptions.Scrollable);
if (results.HasRows) //Si el usuario existe lo redireccionamos a la pagina Home
{
results.ReadFirst();
Session["idEmpleat"] = results.GetInt32(0);
Session["idEmpresa"] = results.GetInt32(1);
FormsAuthentication.RedirectFromLoginPage(txtbUser.Text, chkRecuerda.Checked);
}
else //Si el usuario no existe
{
lblMensaje.Text = "Usuario y/o contraseña incorrectos.";
dvMensaje.Visible = true;
txtbUser.Text = "";
txtbPass.Text = "";
txtbUser.Focus();
}
con.Close();
}
public frmMain()
{
InitializeComponent();
if (!File.Exists(string.Format("{0}\\MyPersonalIndex\\MPI.sqlite", Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData))))
{
MessageBox.Show("Error updating! Please run MyPersonalIndex version 3.0 (and then close it) before using this upgrade program.", "Error", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
throw new Exception();
}
if (!File.Exists(string.Format("{0}\\MyPersonalIndex\\MPI.sdf", Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData))))
{
MessageBox.Show("Error updating! It does not appear you have MyPersonalIndex version 2.0 or later installed.", "Error", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
throw new Exception();
}
try
{
cnLite = new SQLiteConnection(string.Format("Data Source={0}\\MyPersonalIndex\\MPI.sqlite", Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData)));
cnCe = new SqlCeConnection(string.Format("Data Source={0}\\MyPersonalIndex\\MPI.sdf", Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData)));
if (cnCe.State == ConnectionState.Closed)
{
cnCe.Open();
}
if (cnLite.State == ConnectionState.Closed)
{
cnLite.Open();
}
using (SQLiteCommand c = new SQLiteCommand("BEGIN", cnLite))
c.ExecuteNonQuery();
// Portfolios
if (Convert.ToDouble(ExecuteScalar("SELECT Version FROM Settings")) < 2.01)
{
MessageBox.Show("Error updating! Upgrade to version 2.0.1 before running this installer.", "Error", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
throw new Exception();
}
Dictionary <int, int> portfolioMapping = new Dictionary <int, int>();
using (SqlCeResultSet rs = ExecuteResultSet("SELECT * FROM Portfolios"))
{
foreach (SqlCeUpdatableRecord rec in rs)
{
int ID = rec.GetInt32(rec.GetOrdinal("ID"));
string Name = rec.GetString(rec.GetOrdinal("Name"));
bool Dividends = rec.GetBoolean(rec.GetOrdinal("Dividends"));
bool HoldingsShowHidden = rec.GetBoolean(rec.GetOrdinal("HoldingsShowHidden"));
int CostCalc = rec.GetInt32(rec.GetOrdinal("CostCalc"));
bool NAVSort = rec.GetBoolean(rec.GetOrdinal("NAVSort"));
decimal NAVStartValue = rec.GetDecimal(rec.GetOrdinal("NAVStartValue"));
int AAThreshold = rec.GetInt32(rec.GetOrdinal("AAThreshold"));
bool AAShowBlank = rec.GetBoolean(rec.GetOrdinal("AAShowBlank"));
bool AcctShowBlank = rec.GetBoolean(rec.GetOrdinal("AcctShowBlank"));
bool CorrelationShowHidden = rec.GetBoolean(rec.GetOrdinal("CorrelationShowHidden"));
DateTime StartDate = rec.GetDateTime(rec.GetOrdinal("StartDate"));
using (SQLiteCommand c = new SQLiteCommand("INSERT INTO Portfolios (Description, StartValue, AAThreshold, ThresholdMethod, " +
" CostBasis, StartDate, Dividends, HoldingsShowHidden, AAShowBlank, CorrelationShowHidden, AcctShowBlank, " +
" NAVSortDesc) VALUES (@Description, @StartValue, @AAThreshold, @ThresholdMethod, " +
" @CostBasis, @StartDate, @Dividends, @HoldingsShowHidden, @AAShowBlank, @CorrelationShowHidden, @AcctShowBlank, " +
" @NAVSortDesc)", cnLite))
{
c.Parameters.AddWithValue("@Description", Name);
c.Parameters.AddWithValue("@StartValue", NAVStartValue);
c.Parameters.AddWithValue("@AAThreshold", AAThreshold);
c.Parameters.AddWithValue("@ThresholdMethod", 0);
c.Parameters.AddWithValue("@CostBasis", CostCalc + 1);
c.Parameters.AddWithValue("@StartDate", ConvertDateToJulian(StartDate));
c.Parameters.AddWithValue("@Dividends", Dividends ? 1 : 0);
c.Parameters.AddWithValue("@HoldingsShowHidden", HoldingsShowHidden ? 1 : 0);
c.Parameters.AddWithValue("@AAShowBlank", AAShowBlank ? 1 : 0);
c.Parameters.AddWithValue("@CorrelationShowHidden", CorrelationShowHidden ? 1 : 0);
c.Parameters.AddWithValue("@AcctShowBlank", AcctShowBlank ? 1 : 0);
c.Parameters.AddWithValue("@NAVSortDesc", NAVSort ? 1 : 0);
c.ExecuteNonQuery();
}
portfolioMapping.Add(ID, getIdentity());
}
}
// Asset Allocation
Dictionary <int, int> aaMapping = new Dictionary <int, int>();
using (SqlCeResultSet rs = ExecuteResultSet("SELECT * FROM AA"))
{
foreach (SqlCeUpdatableRecord rec in rs)
{
int ID = rec.GetInt32(rec.GetOrdinal("ID"));
int PortfolioID = rec.GetInt32(rec.GetOrdinal("Portfolio"));
string Description = rec.GetString(rec.GetOrdinal("AA"));
decimal?Target = null;
if (rec.GetValue(rec.GetOrdinal("Target")) != System.DBNull.Value)
{
Target = rec.GetDecimal(rec.GetOrdinal("Target")) / 100;
}
using (SQLiteCommand c = new SQLiteCommand("INSERT INTO AA (PortfolioID, Description, Target) " +
" VALUES (@PortfolioID, @Description, @Target)", cnLite))
{
c.Parameters.AddWithValue("@PortfolioID", portfolioMapping[PortfolioID]);
c.Parameters.AddWithValue("@Description", Description);
c.Parameters.AddWithValue("@Target", Target.HasValue ? Target.Value : (object)System.DBNull.Value);
c.ExecuteNonQuery();
}
aaMapping.Add(ID, getIdentity());
}
}
// Accounts
Dictionary <int, int> acctMapping = new Dictionary <int, int>();
using (SqlCeResultSet rs = ExecuteResultSet("SELECT * FROM Accounts"))
{
foreach (SqlCeUpdatableRecord rec in rs)
{
int ID = rec.GetInt32(rec.GetOrdinal("ID"));
int PortfolioID = rec.GetInt32(rec.GetOrdinal("Portfolio"));
string Description = rec.GetString(rec.GetOrdinal("Name"));
bool OnlyGain = rec.GetBoolean(rec.GetOrdinal("OnlyGain"));
decimal?TaxRate = null;
if (rec.GetValue(rec.GetOrdinal("TaxRate")) != System.DBNull.Value)
{
TaxRate = rec.GetDecimal(rec.GetOrdinal("TaxRate")) / 100;
}
using (SQLiteCommand c = new SQLiteCommand("INSERT INTO Acct (PortfolioID, Description, TaxRate, TaxDeferred, CostBasis) " +
" VALUES (@PortfolioID, @Description, @TaxRate, @TaxDeferred, @CostBasis)", cnLite))
{
c.Parameters.AddWithValue("@PortfolioID", portfolioMapping[PortfolioID]);
c.Parameters.AddWithValue("@Description", Description);
c.Parameters.AddWithValue("@TaxDeferred", !OnlyGain);
c.Parameters.AddWithValue("@CostBasis", 0);
c.Parameters.AddWithValue("@TaxRate", TaxRate.HasValue ? TaxRate.Value : (object)System.DBNull.Value);
c.ExecuteNonQuery();
}
acctMapping.Add(ID, getIdentity());
}
}
// Securities
Dictionary <int, int> securityMapping = new Dictionary <int, int>();
using (SqlCeResultSet rs = ExecuteResultSet("SELECT * FROM Tickers"))
{
foreach (SqlCeUpdatableRecord rec in rs)
{
int ID = rec.GetInt32(rec.GetOrdinal("ID"));
int PortfolioID = rec.GetInt32(rec.GetOrdinal("Portfolio"));
string Ticker = rec.GetString(rec.GetOrdinal("Ticker"));
bool Active = rec.GetBoolean(rec.GetOrdinal("Active"));
int AA = rec.GetInt32(rec.GetOrdinal("AA"));
bool Hide = rec.GetBoolean(rec.GetOrdinal("Hide"));
int Account = rec.GetInt32(rec.GetOrdinal("Acct"));
using (SQLiteCommand c = new SQLiteCommand("INSERT INTO Security (PortfolioID, Symbol, Account, DivReinvest, CashAccount, IncludeInCalc, Hide) " +
" VALUES (@PortfolioID, @Symbol, @Account, @DivReinvest, @CashAccount, @IncludeInCalc, @Hide)", cnLite))
{
c.Parameters.AddWithValue("@PortfolioID", portfolioMapping[PortfolioID]);
c.Parameters.AddWithValue("@Symbol", Ticker);
c.Parameters.AddWithValue("@Account", Account == -1 ? (object)System.DBNull.Value : acctMapping[Account]);
c.Parameters.AddWithValue("@DivReinvest", 0);
c.Parameters.AddWithValue("@CashAccount", Ticker == "$" ? 1 : 0);
c.Parameters.AddWithValue("@IncludeInCalc", Active ? 1 : 0);
c.Parameters.AddWithValue("@Hide", Hide ? 1 : 0);
c.ExecuteNonQuery();
}
securityMapping.Add(ID, getIdentity());
if (AA == -1 || !aaMapping.ContainsKey(AA))
{
continue;
}
using (SQLiteCommand c = new SQLiteCommand("INSERT INTO SecurityAA (SecurityID, AAID, Percent) " +
" VALUES (@SecurityID, @AAID, @Percent)", cnLite))
{
c.Parameters.AddWithValue("@SecurityID", securityMapping[ID]);
c.Parameters.AddWithValue("@AAID", aaMapping[AA]);
c.Parameters.AddWithValue("@Percent", 1);
c.ExecuteNonQuery();
}
}
}
using (SqlCeResultSet rs = ExecuteResultSet("SELECT * FROM Trades WHERE Custom IS NULL"))
{
foreach (SqlCeUpdatableRecord rec in rs)
{
DateTime TradeDate = rec.GetDateTime(rec.GetOrdinal("Date"));
int TickerID = rec.GetInt32(rec.GetOrdinal("TickerID"));
decimal Shares = rec.GetDecimal(rec.GetOrdinal("Shares"));
decimal Price = rec.GetDecimal(rec.GetOrdinal("Price"));
using (SQLiteCommand c = new SQLiteCommand("INSERT INTO SecurityTrades (SecurityID, Type, Value, Price, Frequency, Date) " +
" VALUES (@SecurityID, @Type, @Value, @Price, @Frequency, @Date)", cnLite))
{
c.Parameters.AddWithValue("@SecurityID", securityMapping[TickerID]);
c.Parameters.AddWithValue("@Type", Shares < 0 ? 1 : 0);
c.Parameters.AddWithValue("@Value", Math.Abs(Shares));
c.Parameters.AddWithValue("@Price", Price);
c.Parameters.AddWithValue("@Frequency", 0);
c.Parameters.AddWithValue("@Date", ConvertDateToJulian(TradeDate));
c.ExecuteNonQuery();
}
}
}
using (SqlCeResultSet rs = ExecuteResultSet("SELECT * FROM CustomTrades"))
{
foreach (SqlCeUpdatableRecord rec in rs)
{
string Dates = rec.GetString(rec.GetOrdinal("Dates"));
int TickerID = rec.GetInt32(rec.GetOrdinal("TickerID"));
int TradeType = rec.GetInt32(rec.GetOrdinal("TradeType"));
int Frequency = rec.GetInt32(rec.GetOrdinal("Frequency"));
decimal Value = rec.GetDecimal(rec.GetOrdinal("Value"));
tradeType newTradeType = tradeType.tradeType_Purchase;
tradeFreq newFrequency = tradeFreq.tradeFreq_Once;
List <DateTime> ConvertedDates = new List <DateTime>();
switch ((DynamicTradeFreq)Frequency)
{
case DynamicTradeFreq.Daily:
ConvertedDates.Add(DateTime.MinValue);
newFrequency = tradeFreq.tradeFreq_Daily;
break;
case DynamicTradeFreq.Monthly:
ConvertedDates.Add(new DateTime(2009, 1, Convert.ToInt32(Dates)));
newFrequency = tradeFreq.tradeFreq_Monthly;
break;
case DynamicTradeFreq.Weekly:
ConvertedDates.Add(new DateTime(2009, 1, 4 + Convert.ToInt32(Dates)));
newFrequency = tradeFreq.tradeFreq_Weekly;
break;
case DynamicTradeFreq.Yearly:
ConvertedDates.Add(new DateTime(2009, 1, 1).AddDays(Convert.ToInt32(Dates) - 1));
newFrequency = tradeFreq.tradeFreq_Yearly;
break;
case DynamicTradeFreq.Once:
foreach (string s in Dates.Split('|'))
{
ConvertedDates.Add(new DateTime(Convert.ToInt32(s.Substring(0, 4)), Convert.ToInt32(s.Substring(4, 2)), Convert.ToInt32(s.Substring(6, 2))));
}
newFrequency = tradeFreq.tradeFreq_Once;
break;
}
switch ((DynamicTradeType)TradeType)
{
case DynamicTradeType.AA:
newTradeType = tradeType.tradeType_AA;
break;
case DynamicTradeType.Fixed:
newTradeType = Value < 0 ? tradeType.tradeType_FixedSale : tradeType.tradeType_FixedPurchase;
break;
case DynamicTradeType.Shares:
newTradeType = Value < 0 ? tradeType.tradeType_Sale : tradeType.tradeType_Purchase;
break;
case DynamicTradeType.TotalValue:
newTradeType = tradeType.tradeType_TotalValue;
break;
}
foreach (DateTime d in ConvertedDates)
{
using (SQLiteCommand c = new SQLiteCommand("INSERT INTO SecurityTrades (SecurityID, Type, Value, Frequency, Date) " +
" VALUES (@SecurityID, @Type, @Value, @Frequency, @Date)", cnLite))
{
c.Parameters.AddWithValue("@SecurityID", securityMapping[TickerID]);
c.Parameters.AddWithValue("@Type", (int)newTradeType);
c.Parameters.AddWithValue("@Value", Math.Abs(Value));
c.Parameters.AddWithValue("@Frequency", (int)newFrequency);
c.Parameters.AddWithValue("@Date", d == DateTime.MinValue ? (object)System.DBNull.Value : ConvertDateToJulian(d));
c.ExecuteNonQuery();
}
}
}
}
// Settings
using (SqlCeResultSet rs = ExecuteResultSet("SELECT * FROM Settings"))
{
rs.ReadFirst();
DateTime DataStartDate = rs.GetDateTime(rs.GetOrdinal("DataStartDate"));
int? LastPortfolio = null;
if (rs.GetValue(rs.GetOrdinal("LastPortfolio")) != System.DBNull.Value)
{
LastPortfolio = rs.GetInt32(rs.GetOrdinal("LastPortfolio"));
}
int WindowX = rs.GetInt32(rs.GetOrdinal("WindowX"));
int WindowY = rs.GetInt32(rs.GetOrdinal("WindowY"));
int WindowHeight = rs.GetInt32(rs.GetOrdinal("WindowHeight"));
int WindowWidth = rs.GetInt32(rs.GetOrdinal("WindowWidth"));
int WindowState = rs.GetInt32(rs.GetOrdinal("WindowState"));
bool Splits = rs.GetBoolean(rs.GetOrdinal("Splits"));
bool TickerDiv = rs.GetBoolean(rs.GetOrdinal("TickerDiv"));
using (SQLiteCommand c = new SQLiteCommand("UPDATE Settings SET DataStartDate = @DataStartDate, LastPortfolio = @LastPortfolio, " +
" WindowX = @WindowX, WindowY = @WindowY, WindowHeight = @WindowHeight, WindowWidth = @WindowWidth, " +
" WindowState = @WindowState, Splits = @Splits, CompareIncludeDividends = @CompareIncludeDividends", cnLite))
{
c.Parameters.AddWithValue("@DataStartDate", ConvertDateToJulian(DataStartDate));
c.Parameters.AddWithValue("@LastPortfolio", LastPortfolio.HasValue ? portfolioMapping[LastPortfolio.Value] : (object)System.DBNull.Value);
c.Parameters.AddWithValue("@WindowX", WindowX);
c.Parameters.AddWithValue("@WindowY", WindowY);
c.Parameters.AddWithValue("@WindowHeight", WindowHeight);
c.Parameters.AddWithValue("@WindowWidth", WindowWidth);
c.Parameters.AddWithValue("@WindowState", WindowState);
c.Parameters.AddWithValue("@Splits", Splits ? 1 : 0);
c.Parameters.AddWithValue("@CompareIncludeDividends", TickerDiv ? 1 : 0);
c.ExecuteNonQuery();
}
}
using (SQLiteCommand c = new SQLiteCommand("COMMIT", cnLite))
c.ExecuteNonQuery();
MessageBox.Show("Upgrade successful!", "Success");
}
catch (Exception e)
{
if (cnLite.State == ConnectionState.Open)
{
using (SQLiteCommand c = new SQLiteCommand("ROLLBACK", cnLite))
c.ExecuteNonQuery();
}
MessageBox.Show("Error updating! You can run this program again from the installation folder.\nError:\n" + e.ToString(), "Error", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
}
finally
{
cnCe.Close();
cnLite.Close();
throw new Exception();
}
}
protected override bool InternalFirst()
{
return(_resultSet.ReadFirst());
}
private void FlushTimings(SqlCeResultSet resultSet)
{
foreach (KeyValuePair <int, List <long> > timingKvp in m_timings)
{
if (timingKvp.Value.Count == 0)
{
continue;
}
int funcOrdinal = resultSet.GetOrdinal("FunctionId");
int minOrdinal = resultSet.GetOrdinal("RangeMin");
int maxOrdinal = resultSet.GetOrdinal("RangeMax");
int hitsOrdinal = resultSet.GetOrdinal("HitCount");
for (int t = 0; t < timingKvp.Value.Count; ++t)
{
bool foundBin = true;
long time = timingKvp.Value[t];
if (!resultSet.Seek(DbSeekOptions.BeforeEqual, timingKvp.Key, time))
{
foundBin = false;
}
if (foundBin)
{
resultSet.Read();
var id = resultSet.GetInt32(funcOrdinal);
if (id != timingKvp.Key)
{
if (!resultSet.Read())
{
foundBin = false;
}
}
if (foundBin)
{
var min = resultSet.GetInt64(minOrdinal);
var max = resultSet.GetInt64(maxOrdinal);
if (id != timingKvp.Key || time < min || time > max)
{
foundBin = false;
}
}
}
if (foundBin)
{
//we've got a usable bin, increment and move on
var hits = resultSet.GetInt32(hitsOrdinal);
resultSet.SetInt32(hitsOrdinal, hits + 1);
resultSet.Update();
continue;
}
//didn't find a bin, create a new one for this entry
var row = resultSet.CreateRecord();
row[funcOrdinal] = timingKvp.Key;
row[minOrdinal] = time;
row[maxOrdinal] = time;
row[hitsOrdinal] = 1;
resultSet.Insert(row, DbInsertOptions.KeepCurrentPosition);
//we need to bin-merge
//start by seeking to the first record for this function
if (!resultSet.Seek(DbSeekOptions.BeforeEqual, timingKvp.Key, 0.0f))
{
resultSet.ReadFirst();
}
else
{
resultSet.Read();
}
var mergeId = resultSet.GetInt32(funcOrdinal);
if (mergeId != timingKvp.Key)
{
resultSet.Read();
}
mergeId = resultSet.GetInt32(funcOrdinal);
//we know at least one exists, cause we just inserted one
Debug.Assert(mergeId == timingKvp.Key);
//Search for the merge that produces the smallest merged bucket
long lastMin = resultSet.GetInt64(minOrdinal);
int lastHits = resultSet.GetInt32(hitsOrdinal);
bool shouldMerge = resultSet.Read();
//these store all the data about the best merge so far
long smallestRange = long.MaxValue;
long bestMin = 0;
long bestMax = 0;
int mergedHits = 0;
for (int b = 0; b < kTimingBuckets && shouldMerge; ++b)
{
long max = resultSet.GetInt64(maxOrdinal);
long range = max - lastMin;
if (range < smallestRange)
{
smallestRange = range;
bestMin = lastMin;
bestMax = max;
mergedHits = lastHits + resultSet.GetInt32(hitsOrdinal);
}
lastMin = resultSet.GetInt64(minOrdinal);
lastHits = resultSet.GetInt32(hitsOrdinal);
//if this read fails, we have insufficient buckets to bother merging
shouldMerge = resultSet.Read();
}
if (shouldMerge)
{
//seek to the first (lower) bin
resultSet.Seek(DbSeekOptions.FirstEqual, timingKvp.Key, bestMin);
resultSet.Read();
//expand this bin to include the next one
resultSet.SetInt64(maxOrdinal, bestMax);
resultSet.SetInt32(hitsOrdinal, mergedHits);
//go to the now redundant bin
resultSet.Update();
resultSet.Read();
//delete the bin
resultSet.Delete();
}
}
#if FALSE
//DEBUG ONLY HACK: display buckets
if (!resultSet.Seek(DbSeekOptions.BeforeEqual, timingKvp.Key, 0.0f))
{
resultSet.ReadFirst();
}
else
{
resultSet.Read();
}
var tempId = resultSet.GetInt32(funcOrdinal);
if (tempId != timingKvp.Key)
{
resultSet.Read();
}
Console.WriteLine("Buckets for function {0}:", timingKvp.Key);
for (int b = 0; b < kTimingBuckets; ++b)
{
long min = resultSet.GetInt64(minOrdinal);
long max = resultSet.GetInt64(maxOrdinal);
int hits = resultSet.GetInt32(hitsOrdinal);
Console.WriteLine("[{0}, {1}]: {2}", min, max, hits);
resultSet.Read();
}
#endif
}
}
public void SqlCeReadAfterUpdateTest()
{
SqlCeEngine LEngine = new SqlCeEngine(@"Data Source=TestDatabase.sdf");
if (!File.Exists("TestDatabase.sdf"))
{
LEngine.CreateDatabase();
}
using (SqlCeConnection LConnection = new SqlCeConnection("Data Source=TestDatabase.sdf"))
{
LConnection.Open();
using (SqlCeCommand LCommand = LConnection.CreateCommand())
{
LCommand.CommandText = "select count(*) from INFORMATION_SCHEMA.TABLES where TABLE_NAME = 'Test'";
if ((int)LCommand.ExecuteScalar() != 0)
{
LCommand.CommandText = "drop table Test";
LCommand.ExecuteNonQuery();
}
LCommand.CommandText = "create table Test ( ID int not null, Name nvarchar(20), constraint PK_Test primary key ( ID ) )";
LCommand.ExecuteNonQuery();
LCommand.CommandText = "insert into Test ( ID, Name ) values ( 1, 'Joe' )";
LCommand.ExecuteNonQuery();
}
using (SqlCeTransaction LTransaction = LConnection.BeginTransaction(System.Data.IsolationLevel.ReadCommitted))
{
try
{
using (SqlCeCommand LCommand = LConnection.CreateCommand())
{
LCommand.CommandType = System.Data.CommandType.TableDirect;
LCommand.CommandText = "Test";
LCommand.IndexName = "PK_Test";
LCommand.SetRange(DbRangeOptions.Default, null, null);
using (SqlCeResultSet LResultSet = LCommand.ExecuteResultSet(ResultSetOptions.Scrollable | ResultSetOptions.Sensitive | ResultSetOptions.Updatable))
{
if (!LResultSet.Read())
{
throw new Exception("Expected row");
}
if ((string)LResultSet[1] != "Joe")
{
throw new Exception("Expected Joe row");
}
LResultSet.SetValue(1, "Joes");
LResultSet.Update();
LResultSet.ReadFirst();
//if (!LResultSet.Read())
// throw new Exception("Expected row");
if ((string)LResultSet[1] != "Joes")
{
throw new Exception("Expected Joes row");
}
LResultSet.SetValue(1, "Joe");
LResultSet.Update();
}
}
LTransaction.Commit(CommitMode.Immediate);
}
catch
{
LTransaction.Rollback();
throw;
}
}
using (SqlCeTransaction LTransaction = LConnection.BeginTransaction(System.Data.IsolationLevel.ReadCommitted))
{
}
}
}
private void FlushTimings(SqlCeResultSet resultSet)
{
foreach(KeyValuePair<int, List<long>> timingKvp in m_timings)
{
if(timingKvp.Value.Count == 0)
continue;
int funcOrdinal = resultSet.GetOrdinal("FunctionId");
int minOrdinal = resultSet.GetOrdinal("RangeMin");
int maxOrdinal = resultSet.GetOrdinal("RangeMax");
int hitsOrdinal = resultSet.GetOrdinal("HitCount");
for(int t = 0; t < timingKvp.Value.Count; ++t)
{
bool foundBin = true;
long time = timingKvp.Value[t];
if(!resultSet.Seek(DbSeekOptions.BeforeEqual, timingKvp.Key, time))
{
foundBin = false;
}
if(foundBin)
{
resultSet.Read();
var id = resultSet.GetInt32(funcOrdinal);
if(id != timingKvp.Key)
{
if(!resultSet.Read())
{
foundBin = false;
}
}
if(foundBin)
{
var min = resultSet.GetInt64(minOrdinal);
var max = resultSet.GetInt64(maxOrdinal);
if(id != timingKvp.Key || time < min || time > max)
foundBin = false;
}
}
if(foundBin)
{
//we've got a usable bin, increment and move on
var hits = resultSet.GetInt32(hitsOrdinal);
resultSet.SetInt32(hitsOrdinal, hits + 1);
resultSet.Update();
continue;
}
//didn't find a bin, create a new one for this entry
var row = resultSet.CreateRecord();
row[funcOrdinal] = timingKvp.Key;
row[minOrdinal] = time;
row[maxOrdinal] = time;
row[hitsOrdinal] = 1;
resultSet.Insert(row, DbInsertOptions.KeepCurrentPosition);
//we need to bin-merge
//start by seeking to the first record for this function
if(!resultSet.Seek(DbSeekOptions.BeforeEqual, timingKvp.Key, 0.0f))
resultSet.ReadFirst();
else
resultSet.Read();
var mergeId = resultSet.GetInt32(funcOrdinal);
if(mergeId != timingKvp.Key)
resultSet.Read();
mergeId = resultSet.GetInt32(funcOrdinal);
//we know at least one exists, cause we just inserted one
Debug.Assert(mergeId == timingKvp.Key);
//Search for the merge that produces the smallest merged bucket
long lastMin = resultSet.GetInt64(minOrdinal);
int lastHits = resultSet.GetInt32(hitsOrdinal);
bool shouldMerge = resultSet.Read();
//these store all the data about the best merge so far
long smallestRange = long.MaxValue;
long bestMin = 0;
long bestMax = 0;
int mergedHits = 0;
for(int b = 0; b < kTimingBuckets && shouldMerge; ++b)
{
long max = resultSet.GetInt64(maxOrdinal);
long range = max - lastMin;
if(range < smallestRange)
{
smallestRange = range;
bestMin = lastMin;
bestMax = max;
mergedHits = lastHits + resultSet.GetInt32(hitsOrdinal);
}
lastMin = resultSet.GetInt64(minOrdinal);
lastHits = resultSet.GetInt32(hitsOrdinal);
//if this read fails, we have insufficient buckets to bother merging
shouldMerge = resultSet.Read();
}
if(shouldMerge)
{
//seek to the first (lower) bin
resultSet.Seek(DbSeekOptions.FirstEqual, timingKvp.Key, bestMin);
resultSet.Read();
//expand this bin to include the next one
resultSet.SetInt64(maxOrdinal, bestMax);
resultSet.SetInt32(hitsOrdinal, mergedHits);
//go to the now redundant bin
resultSet.Update();
resultSet.Read();
//delete the bin
resultSet.Delete();
}
}
#if FALSE
//DEBUG ONLY HACK: display buckets
if(!resultSet.Seek(DbSeekOptions.BeforeEqual, timingKvp.Key, 0.0f))
resultSet.ReadFirst();
else
resultSet.Read();
var tempId = resultSet.GetInt32(funcOrdinal);
if(tempId != timingKvp.Key)
resultSet.Read();
Console.WriteLine("Buckets for function {0}:", timingKvp.Key);
for(int b = 0; b < kTimingBuckets; ++b)
{
long min = resultSet.GetInt64(minOrdinal);
long max = resultSet.GetInt64(maxOrdinal);
int hits = resultSet.GetInt32(hitsOrdinal);
Console.WriteLine("[{0}, {1}]: {2}", min, max, hits);
resultSet.Read();
}
#endif
}
}
public void InitializeAirportdataFromDatabase()
{
try
{
_dataConn = new SqlCeConnection("Data Source=FlightPlannerDB.sdf;Persist Security Info=False;");
_dataConn.Open();
// first delete the existing data
SqlCeCommand selectCmd = new SqlCeCommand();
selectCmd.Connection = _dataConn;
StringBuilder selectQuery = new StringBuilder();
selectQuery.Append("SELECT airport_id, airport_ident, airport_type, airport_name, airport_latdeg, airport_longdeg, airport_elev_ft, airport_muncipality, airport_freqkhz, airport_gps_code,");
selectQuery.Append("airport_iata_code, airport_magnetic_deg, associated_airport FROM Airports");
selectCmd.CommandText = selectQuery.ToString();
SqlCeResultSet results = selectCmd.ExecuteResultSet(ResultSetOptions.Scrollable);
if (results.HasRows)
{
results.ReadFirst();
while (true)
{
Airport currAirport = new Airport();
currAirport.ID = results.GetSqlString(0).ToString();
currAirport.ident = results.GetSqlString(1).ToString();
currAirport.type = results.GetSqlString(2).ToString();
currAirport.name = results.GetSqlString(3).ToString();
currAirport.latitude_deg = results.GetSqlString(4).ToString();
currAirport.longitude_deg = results.GetSqlString(5).ToString();
currAirport.elev_ft = results.GetSqlString(6).ToString();
currAirport.municipality = results.GetSqlString(7).ToString();
currAirport.frequency_khz = results.GetSqlString(8).ToString();
currAirport.gps_code = results.GetSqlString(9).ToString();
currAirport.iata_code = results.GetSqlString(10).ToString();
currAirport.magnetic_variation_deg = results.GetSqlString(11).ToString();
currAirport.associated_airport = results.GetSqlString(12).ToString();
if (!listofAirports.ContainsKey(currAirport.ident))
{
listofAirports.Add(currAirport.ident, new List <Airport>());
}
listofAirports[currAirport.ident].Add(currAirport);
identList.Add(currAirport.ident);
if (!results.Read())
{
break;
}
}
}
}
catch (Exception ex)
{
}
finally
{
if (_dataConn != null)
{
_dataConn.Close();
}
}
}