protected DbParameter ExecuteStoredProcedure(StoredProcedureRequest request, Action <DbDataReader> readAction, out List <DbParameter> outputParameters)
{
if (request == null)
{
throw new ArgumentNullException("request");
}
if (string.IsNullOrWhiteSpace(request.CommandText))
{
throw new ArgumentNullException("request.CommandText");
}
List <DbParameter> outParameters = null;
DbParameter returnParameter = null;
using (DbDataReader reader = CreateReader(request.CommandText, request.CommandTimeout, request.CommandType,
parameters =>
{
parameters.Derive(request.InputParameters);
var dbParameters = parameters.Command.Parameters.OfType <DbParameter>();
outParameters = dbParameters.Where(p => (p.Direction == ParameterDirection.InputOutput || p.Direction == ParameterDirection.Output) && !string.IsNullOrEmpty(p.ParameterName)).ToList();
returnParameter = dbParameters.Where(p => p.Direction == ParameterDirection.ReturnValue).FirstOrDefault();
}, 0))
{
if (readAction != null)
{
readAction(reader);
}
}
outputParameters = outParameters;
return(returnParameter);
}
object ICloneable.Clone()
{
StoredProcedureRequest cloneRequest = new StoredProcedureRequest();
cloneRequest.CommandText = this.CommandText;
cloneRequest.CommandType = this.CommandType;
cloneRequest.CommandTimeout = this.CommandTimeout;
if (this.InputParameters != null)
{
cloneRequest.InputParameters = new Dictionary <string, object>(this.InputParameters, StringComparer.OrdinalIgnoreCase);
}
return(cloneRequest);
}
protected StoredProcedureResponse ExecuteStoredProcedure <T>(StoredProcedureRequest request) where T : IDictionary <string, object>, new()
{
StoredProcedureResponse spResponse = new StoredProcedureResponse(_DynamicObjectXmlSettings);
List <DbParameter> outputParameters;
DbParameter returnParameter = ExecuteStoredProcedure(request, reader =>
{
bool isFirstResultSetVoid = false;
do
{
spResponse.ResultSets.Add(LoadDynamicData <T>(reader).ToList());
if (spResponse.ResultSets.Count == 1 && reader.FieldCount == 0)
{
isFirstResultSetVoid = true;
}
} while (reader.NextResult());
if (spResponse.ResultSets.Count == 1 && spResponse.ResultSets[0].Count == 0 && isFirstResultSetVoid)
{
spResponse.ResultSets.Clear();
}
}, out outputParameters);
if (outputParameters != null)
{
T expandoObject = new T();
foreach (DbParameter op in outputParameters)
{
expandoObject.Add(op.ParameterName.TrimParameterPrefix(), op.Value);
}
spResponse.OutputParameters = new BindableDynamicObject(expandoObject, _DynamicObjectXmlSettings);
}
if (returnParameter != null)
{
spResponse.ReturnValue = returnParameter.Value;
}
return(spResponse);
}
public object ExecuteStoredProcedure(StoredProcedureRequest request, Action <int> exportResultSetStartTag,
Action <DbDataReader> exportHeader, Action <DbDataReader> exportRow, Action <int> exportResultSetEndTag,
IDictionary <string, object> outputParametersContainer, int[] resultSetChoices = null, bool bulkRead = false)
{
List <DbParameter> outputParameters;
bool chooseSpecificResultSets = (resultSetChoices != null && resultSetChoices.Length > 0);
bool chooseOnlyOneResultSet = (resultSetChoices != null && resultSetChoices.Length == 1);
DbParameter returnParameter = ExecuteStoredProcedure(request, reader =>
{
int resultSetIndex = 0;
do
{
if (chooseSpecificResultSets && !resultSetChoices.Contains(resultSetIndex))
{
continue;
}
if (exportResultSetStartTag != null)
{
exportResultSetStartTag(resultSetIndex);
}
if (exportHeader != null)
{
exportHeader(reader);
}
if (exportRow != null)
{
if (bulkRead)
{
exportRow(reader);
}
else
{
while (reader.Read())
{
exportRow(reader);
}
}
}
if (exportResultSetEndTag != null)
{
exportResultSetEndTag(resultSetIndex);
}
if (chooseOnlyOneResultSet)
{
break;
}
} while (reader.NextResult() && ++resultSetIndex >= 0);
}, out outputParameters);
if (outputParameters != null && outputParametersContainer != null)
{
foreach (DbParameter op in outputParameters)
{
outputParametersContainer.Add(op.ParameterName.TrimParameterPrefix(), op.Value);
}
}
return((returnParameter == null) ? null : returnParameter.Value);
}
public StoredProcedureResponse ExecuteStoredProcedure(StoredProcedureRequest request)
{
return(ExecuteStoredProcedure <ExpandoObject>(request));
}
