public static Exception ThrowOracleUserException(OracleException ex, string commandText)
{
if (ex.Number == ORACLE_WRONG_PARAMETERS)
{
if (m_CachedParameters.ContainsKey(commandText))
{
m_CachedParameters.Remove(commandText);
}
}
if (ex.Number == ORACLE_USER_HANDLED_EXCEPTION_CODE)
{
var match = Regex.Match(ex.Message, "<ERROR ID=([0-9]+)>([^<]*)</ERROR>");
if (match.Success)
{
var errCode = int.Parse(match.Groups[1].Value);
var errMessage = match.Groups[2].Value;
if (!string.IsNullOrEmpty(errMessage))
{
return(ErrorUtils.CreateErrorWithSubMessage(errCode, errMessage));
}
return(ErrorUtils.CreateError(errCode));
}
}
return(ErrorUtils.CreateErrorWithSubMessage(ERR_SQL.ERR_SQL_EXECUTE_COMMAND_FAIL, ex.Message));
}
public static DataContainer FillDataTable(string connectionString, string commandText, params ParamInfo[] values)
{
using (var conn = new OracleConnection(connectionString))
{
try
{
conn.Open();
}
catch (Exception ex)
{
throw ErrorUtils.CreateErrorWithSubMessage(ERR_SQL.ERR_SQL_OPEN_CONNECTION_FAIL, ex.Message);
}
try
{
DataTable dt;
using (var comm = new OracleCommand(commandText, conn))
{
var adap = new OracleDataAdapter(comm);
var ds = new DataSet();
comm.CommandType = CommandType.StoredProcedure;
AssignParameters(comm, values);
adap.Fill(ds);
if (ds.Tables.Count > 0)
{
dt = ds.Tables[0];
}
else
{
dt = null;
}
}
return(new DataContainer {
DataTable = dt
});
}
catch (OracleException ex)
{
throw ThrowOracleUserException(ex, commandText);
}
catch (FaultException)
{
throw;
}
catch (Exception ex)
{
throw ErrorUtils.CreateErrorWithSubMessage(ERR_SQL.ERR_SQL_EXECUTE_COMMAND_FAIL, ex.Message);
}
finally
{
conn.Close();
}
}
}
public static void ExecuteSql2Table(string connectionString, string commandText, out DataTable resultTable, params object[] values)
{
using (var conn = new OracleConnection(connectionString))
{
try
{
conn.Open();
}
catch (Exception ex)
{
throw ErrorUtils.CreateErrorWithSubMessage(ERR_SQL.ERR_SQL_OPEN_CONNECTION_FAIL, ex.Message);
}
try
{
using (var comm = new OracleCommand(commandText, conn))
{
var adap = new OracleDataAdapter(comm);
var ds = new DataSet();
comm.CommandType = CommandType.Text;
AssignParameters(comm, values);
adap.Fill(ds);
if (ds.Tables.Count > 0)
{
resultTable = ds.Tables[0];
}
else
{
resultTable = null;
}
}
}
catch (OracleException ex)
{
throw ThrowOracleUserException(ex, commandText);
}
catch (FaultException)
{
throw;
}
catch (Exception ex)
{
throw ErrorUtils.CreateErrorWithSubMessage(ERR_SQL.ERR_SQL_EXECUTE_COMMAND_FAIL, ex.Message);
}
finally
{
conn.Close();
}
}
}
public static List <T> ExecuteCommandText <T>(string connectionString, string commandText, params object[] values)
where T : class, new()
{
using (var conn = new OracleConnection(connectionString))
{
try
{
conn.Open();
}
catch (Exception ex)
{
throw ErrorUtils.CreateErrorWithSubMessage(ERR_SQL.ERR_SQL_OPEN_CONNECTION_FAIL, ex.Message);
}
using (var comm = new OracleCommand(commandText, conn))
{
try
{
comm.BindByName = true;
comm.CommandType = CommandType.Text;
for (int i = 0; i < values.Length; i++)
{
comm.Parameters.Add(":" + i, values[i]);
}
using (var dr = comm.ExecuteReader())
{
return(dr.ToList <T>());
}
}
catch (OracleException ex)
{
throw ThrowOracleUserException(ex, commandText);
}
catch (FaultException)
{
throw;
}
catch (Exception ex)
{
throw ErrorUtils.CreateErrorWithSubMessage(ERR_SQL.ERR_SQL_EXECUTE_COMMAND_FAIL, ex.Message);
}
finally
{
conn.Close();
}
}
}
}
public static OracleDataReader[] ExecuteReader(string connectionString, string commandText, params object[] values)
{
using (var conn = new OracleConnection(connectionString))
{
try
{
conn.Open();
}
catch (Exception ex)
{
throw ErrorUtils.CreateErrorWithSubMessage(ERR_SQL.ERR_SQL_OPEN_CONNECTION_FAIL, ex.Message);
}
try
{
var comm = new OracleCommand(commandText, conn)
{
CommandType = CommandType.StoredProcedure
};
AssignParameters(comm, values);
comm.ExecuteNonQuery();
var readers = (from OracleParameter param in comm.Parameters
where param.OracleDbType == OracleDbType.RefCursor
select
(param.Value as OracleDataReader) ?? ((OracleRefCursor)param.Value).GetDataReader()).ToArray();
return(readers);
}
catch (OracleException ex)
{
throw ThrowOracleUserException(ex, commandText);
}
catch (FaultException)
{
throw;
}
catch (Exception ex)
{
throw ErrorUtils.CreateErrorWithSubMessage(ERR_SQL.ERR_SQL_EXECUTE_COMMAND_FAIL, ex.Message);
}
finally
{
conn.Close();
}
}
}
public static List <T> ExecuteStoreProcedure <T>(string connectionString, string commandText, params object[] values)
where T : class, new()
{
using (var conn = new OracleConnection(connectionString))
{
try
{
conn.Open();
}
catch (Exception ex)
{
throw ErrorUtils.CreateErrorWithSubMessage(ERR_SQL.ERR_SQL_OPEN_CONNECTION_FAIL, ex.Message);
}
using (var comm = new OracleCommand(commandText, conn))
{
try
{
comm.CommandType = CommandType.StoredProcedure;
AssignParameters(comm, values);
using (var dr = comm.ExecuteReader())
{
return(dr.ToList <T>());
}
}
catch (OracleException ex)
{
throw ThrowOracleUserException(ex, commandText);
}
catch (FaultException)
{
throw;
}
catch (Exception ex)
{
throw ErrorUtils.CreateErrorWithSubMessage(ERR_SQL.ERR_SQL_EXECUTE_COMMAND_FAIL, ex.Message);
}
finally
{
conn.Close();
}
}
}
}
public static void ExecuteCommandText(string connectionString, string commandText, params object[] values)
{
using (var conn = new OracleConnection(connectionString))
{
try
{
conn.Open();
}
catch (Exception ex)
{
throw ErrorUtils.CreateErrorWithSubMessage(ERR_SQL.ERR_SQL_OPEN_CONNECTION_FAIL, ex.Message);
}
using (var comm = new OracleCommand(commandText, conn))
{
try
{
comm.CommandType = CommandType.Text;
for (int i = 0; i < values.Length; i++)
{
comm.Parameters.Add(":" + i, values[i]);
}
comm.ExecuteNonQuery();
}
catch (OracleException ex)
{
throw ThrowOracleUserException(ex, commandText);
}
catch (FaultException)
{
throw;
}
catch (Exception ex)
{
throw ErrorUtils.CreateErrorWithSubMessage(ERR_SQL.ERR_SQL_EXECUTE_COMMAND_FAIL, ex.Message);
}
finally
{
conn.Close();
}
}
}
}
public static void FillDataSet(string connectionString, string commandText, out DataSet ds, params object[] values)
{
using (var conn = new OracleConnection(connectionString))
{
try
{
conn.Open();
}
catch (Exception ex)
{
throw ErrorUtils.CreateErrorWithSubMessage(ERR_SQL.ERR_SQL_OPEN_CONNECTION_FAIL, ex.Message);
}
try
{
using (var comm = new OracleCommand(commandText, conn))
{
comm.CommandType = CommandType.StoredProcedure;
AssignParameters(comm, values);
ds = new DataSet();
var adap = new OracleDataAdapter(comm);
adap.Fill(ds);
}
}
catch (OracleException ex)
{
throw ThrowOracleUserException(ex, commandText);
}
catch (FaultException)
{
throw;
}
catch (Exception ex)
{
throw ErrorUtils.CreateErrorWithSubMessage(ERR_SQL.ERR_SQL_EXECUTE_COMMAND_FAIL, ex.Message);
}
finally
{
conn.Close();
}
}
}
public static void ExecuteStoreProcedure(string connectionString, string commandText, params object[] values)
{
using (var conn = new OracleConnection(connectionString))
{
try
{
conn.Open();
}
catch (Exception ex)
{
throw ErrorUtils.CreateErrorWithSubMessage(ERR_SQL.ERR_SQL_OPEN_CONNECTION_FAIL, ex.Message);
}
try
{
var comm = new OracleCommand(commandText, conn)
{
CommandType = CommandType.StoredProcedure
};
AssignParameters(comm, values);
comm.ExecuteNonQuery();
}
catch (OracleException ex)
{
throw ThrowOracleUserException(ex, commandText);
}
catch (FaultException)
{
throw;
}
catch (Exception ex)
{
throw ErrorUtils.CreateErrorWithSubMessage(ERR_SQL.ERR_SQL_EXECUTE_COMMAND_FAIL, ex.Message);
}
finally
{
conn.Close();
}
}
}
public static void DiscoveryParameters(OracleCommand comm)
{
try
{
// discovery parameter
var cachedKey = comm.CommandText;
if (m_CachedParameters.ContainsKey(cachedKey))
{
var source = m_CachedParameters[cachedKey];
foreach (var param in source)
{
comm.Parameters.Add((OracleParameter)param.Clone());
}
}
else
{
lock (m_CachedParameters)
{
comm.CommandText += "--" + (new Random().Next());
OracleCommandBuilder.DeriveParameters(comm);
comm.CommandText = cachedKey;
var source = new OracleParameter[comm.Parameters.Count];
for (var i = 0; i < comm.Parameters.Count; i++)
{
source[i] = (OracleParameter)comm.Parameters[i].Clone();
}
m_CachedParameters[cachedKey] = source;
}
}
}
catch (Exception ex)
{
throw ErrorUtils.CreateErrorWithSubMessage(ERR_SQL.ERR_SQL_DISCOVERY_PARAMS_FAIL, ex.Message);
}
}
public static List <T> ExecuteStoreProcedureGeneric <T>(string connectionString, string commandText, params object[] values)
{
using (var conn = new OracleConnection(connectionString))
{
try
{
conn.Open();
}
catch (Exception ex)
{
throw ErrorUtils.CreateErrorWithSubMessage(ERR_SQL.ERR_SQL_OPEN_CONNECTION_FAIL, ex.Message);
}
try
{
var comm = new OracleCommand(commandText, conn)
{
CommandType = CommandType.StoredProcedure
};
AssignParameters(comm, values);
using (var dr = comm.ExecuteReader())
{
var list = new List <T>();
if (comm.Parameters.Contains("RETURN_VALUE"))
{
var value = comm.Parameters["RETURN_VALUE"].Value;
var valueType = value.GetType();
if (valueType == typeof(OracleDecimal))
{
value = ((OracleDecimal)value).Value;
}
else if (valueType == typeof(OracleDate))
{
value = ((OracleDecimal)value).Value;
}
else if (valueType == typeof(OracleString))
{
value = ((OracleString)value).Value;
}
list.Add((T)Convert.ChangeType(value, typeof(T)));
return(list);
}
while (dr.Read())
{
list.Add((T)Convert.ChangeType(dr.GetValue(0), typeof(T)));
}
return(list);
}
}
catch (OracleException ex)
{
throw ThrowOracleUserException(ex, commandText);
}
catch (FaultException)
{
throw;
}
catch (Exception ex)
{
throw ErrorUtils.CreateErrorWithSubMessage(ERR_SQL.ERR_SQL_EXECUTE_COMMAND_FAIL, ex.Message);
}
finally
{
conn.Close();
}
}
}
