public int Update(string table, string primarykey, string condition, object rowdata, IDbTransaction transaction)
{
if (primarykey == null)
{
throw new ArgumentNullException("primarykey");
}
if (table == null)
{
throw new ArgumentNullException("table");
}
if (rowdata == null)
{
throw new ArgumentNullException("rowdata");
}
if (table.Length <= 0)
{
throw new ArgumentException("table");
}
if (primarykey.Length <= 0)
{
throw new ArgumentException("primarykey");
}
using (IDbCommand cmd = DatabaseAccessAuxiliary.CreateUpdate(rowdata, table, primarykey, condition, DatabaseAccessAdapter))
{
cmd.Transaction = transaction;
return(ExecuteNonQuery(cmd));
}
}
public IDbConnection Get(IRelational relational, Func <IDbConnection> newConnection)
{
if (relational == null)
{
throw new ArgumentNullException("relational");
}
if (newConnection == null)
{
throw new ArgumentNullException("newConnection");
}
else
{
this._newConnection = newConnection;
}
IDbConnection connection = null;
if (!this._connections.TryGetValue(relational, out connection))
{
connection = newConnection();
if (!DatabaseAccessAuxiliary.TryConnectConnection(connection))
{
DatabaseAccessAuxiliary.CloseConnection(connection);
connection = null;
}
else
{
relational.Disposed += this._closeRelationalEvt;
this._connections.Add(relational, connection);
}
}
return(connection);
}
public IDbTransaction CreateTransaction()
{
IDbConnection connection = GetConnection();
DatabaseAccessAuxiliary.ConnectConnection(connection);
return(connection.BeginTransaction());
}
public DataTable Select(IDbCommand cmd)
{
if (cmd == null)
{
throw new ArgumentNullException("cmd");
}
return(DatabaseAccessAuxiliary.FillDataTable(cmd, DatabaseAccessAdapter));
}
public IDataReader ExecuteReader(IDbCommand cmd)
{
if (cmd == null)
{
throw new ArgumentNullException("cmd");
}
return(DatabaseAccessAuxiliary.ExecuteReader(cmd, DatabaseAccessAdapter));
}
public int ExecuteNonQuery(IDbCommand cmd)
{
if (cmd == null)
{
throw new ArgumentNullException("cmd");
}
return(DatabaseAccessAuxiliary.ExecuteNonQuery(cmd, DatabaseAccessAdapter));
}
public DataTable Select(string procedure, object parameter)
{
if (parameter == null)
{
throw new ArgumentNullException("parameter");
}
return(this.Select(procedure, DatabaseAccessAuxiliary.GetParameters(parameter, DatabaseAccessAdapter)));
}
public virtual IDbConnection Remove(IRelational relational)
{
if (relational == null)
{
throw new ArgumentNullException("relational");
}
IDbConnection connection = null;
if (this._connections.TryGetValue(relational, out connection))
{
relational.Disposed -= this._closeRelationalEvt;
this._connections.Remove(relational);
}
DatabaseAccessAuxiliary.CloseConnection(connection);
return(connection);
}
public int Insert(string table, object rowdata, IDbTransaction transaction)
{
if (rowdata == null)
{
throw new ArgumentNullException("rowdata");
}
if (table == null)
{
throw new ArgumentNullException("table");
}
if (table.Length <= 0)
{
throw new ArgumentException("table");
}
using (IDbCommand cmd = DatabaseAccessAuxiliary.CreateInsert(rowdata, table, DatabaseAccessAdapter))
{
cmd.Transaction = transaction;
return(ExecuteNonQuery(cmd));
}
}
public override IDbDataParameter[] GetParameters(string procedure)
{
return(DatabaseAccessAuxiliary.GetParameters <SqlConnection, SqlCommand>(procedure, this, (cmd) => SqlCommandBuilder.
DeriveParameters(cmd)));
}
