public bool Read()
{
var haveRow = _reader.Read();
if (haveRow)
{
var values = new object[_reader.FieldCount];
_reader.GetValues(values);
_currentRow = _rowViewFactoryMethod(values);
}
else
{
_currentRow = null;
}
return haveRow;
}
// internal for testing
internal FunctionParameter CreateReturnParameter(
FunctionDetailsRowView functionDetailsRow, Dictionary<string, RowType> tvfReturnTypes, List<EdmSchemaError> errors)
{
Debug.Assert(functionDetailsRow != null, "functionDetailsRow != null");
Debug.Assert(tvfReturnTypes != null, "tvfReturnTypes != null");
Debug.Assert(errors != null, "errors != null");
EdmType returnType = null;
if (functionDetailsRow.ReturnType != null)
{
bool excludedForVersion;
returnType = GetStorePrimitiveTypeForVersion(functionDetailsRow.ReturnType, out excludedForVersion);
if (returnType == null)
{
errors.Add(
new EdmSchemaError(
string.Format(
CultureInfo.InvariantCulture,
excludedForVersion
? Resources_VersioningFacade.UnsupportedFunctionReturnDataTypeForTarget
: Resources_VersioningFacade.UnsupportedFunctionReturnDataType,
functionDetailsRow.ProcedureName,
functionDetailsRow.ReturnType),
(int)ModelBuilderErrorCode.UnsupportedType,
EdmSchemaErrorSeverity.Warning));
}
}
else if (functionDetailsRow.IsTvf)
{
RowType rowType;
if (tvfReturnTypes.TryGetValue(functionDetailsRow.GetMostQualifiedFunctionName(), out rowType)
&& !MetadataItemHelper.HasSchemaErrors(rowType))
{
returnType = rowType.GetCollectionType();
}
else
{
errors.Add(
new EdmSchemaError(
string.Format(
CultureInfo.InvariantCulture,
Resources_VersioningFacade.TableReferencedByTvfWasNotFound,
functionDetailsRow.GetMostQualifiedFunctionName()),
(int)ModelBuilderErrorCode.MissingTvfReturnTable,
EdmSchemaErrorSeverity.Warning));
// invalid row types will not be serialized so
// reassign errors to the parent TVF definition
if (rowType != null)
{
errors.AddRange(MetadataItemHelper.GetSchemaErrors(rowType));
}
}
}
return
returnType != null
? FunctionParameter.Create("ReturnType", returnType, ParameterMode.ReturnValue)
: null;
}
// internal for testing
internal PrimitiveType GetFunctionParameterType(
FunctionDetailsRowView functionDetailsRow, int parameterIndex, IList<EdmSchemaError> errors)
{
Debug.Assert(functionDetailsRow != null, "functionDetailsRow != null");
Debug.Assert(errors != null, "errors != null");
var parameterTypeName = functionDetailsRow.IsParameterTypeNull ? null : functionDetailsRow.ParameterType;
bool excludedForVersion;
var parameterType = GetStorePrimitiveTypeForVersion(parameterTypeName, out excludedForVersion);
if (parameterType == null)
{
errors.Add(
new EdmSchemaError(
string.Format(
CultureInfo.InvariantCulture,
excludedForVersion
? Resources_VersioningFacade.UnsupportedFunctionParameterDataTypeForTarget
: Resources_VersioningFacade.UnsupportedFunctionParameterDataType,
functionDetailsRow.ProcedureName,
functionDetailsRow.ParameterName,
parameterIndex,
parameterTypeName ?? "null"),
(int)ModelBuilderErrorCode.UnsupportedType,
EdmSchemaErrorSeverity.Warning));
}
return parameterType;
}
// internal for testing
internal FunctionParameter CreateFunctionParameter(
FunctionDetailsRowView functionDetailsRow, UniqueIdentifierService uniqueIdentifierService, int parameterIndex,
IList<EdmSchemaError> errors)
{
Debug.Assert(functionDetailsRow != null, "functionDetailsRow != null");
Debug.Assert(uniqueIdentifierService != null, "uniqueIdentifierService != null");
Debug.Assert(errors != null, "errors != null");
var parameterType = GetFunctionParameterType(functionDetailsRow, parameterIndex, errors);
if (parameterType == null)
{
return null;
}
ParameterMode parameterMode;
if (!functionDetailsRow.TryGetParameterMode(out parameterMode))
{
errors.Add(
new EdmSchemaError(
string.Format(
CultureInfo.InvariantCulture,
Resources_VersioningFacade.ParameterDirectionNotValid,
functionDetailsRow.ProcedureName,
functionDetailsRow.ParameterName,
functionDetailsRow.ProcParameterMode),
(int)ModelBuilderErrorCode.ParameterDirectionNotValid,
EdmSchemaErrorSeverity.Warning));
return null;
}
var parameterName =
uniqueIdentifierService.AdjustIdentifier(
ModelGeneratorUtils.CreateValidEcmaName(functionDetailsRow.ParameterName, 'p'));
return FunctionParameter.Create(parameterName, parameterType, parameterMode);
}
