protected virtual SqlParameter AddSqlParameter(SqlStatement sqlStatement, IList parameters, string paramName, object obj, IPropertyMap propertyMap, object value, IColumnMap columnMap, bool noNullStatusCheck)
{
DbType dataType = columnMap.DataType;
IPropertyMap idPropertyMap;
IObjectManager om = m_SqlEngineManager.Context.ObjectManager;
IClassMap refClassMap;
IColumnMap forColMap;
IClassMap realRefClassMap;
IQueryParameter param = new QueryParameter(paramName, columnMap.DataType) ;
parameters.Add(param);
SqlParameter sqlParameter = sqlStatement.AddSqlParameter(paramName, dataType);
if (Convert.IsDBNull(value) || value == null)
{
param.Value = DBNull.Value;
}
if (!(noNullStatusCheck))
{
if (om.GetNullValueStatus(obj, propertyMap.Name))
{
param.Value = DBNull.Value;
sqlParameter.Value = DBNull.Value;
return sqlParameter;
}
}
if (propertyMap != null)
{
if (!(propertyMap.ReferenceType == ReferenceType.None))
{
if (value == null)
{
param.Value = DBNull.Value;
sqlParameter.Value = DBNull.Value;
return sqlParameter;
}
else
{
if (om.GetObjectStatus(value) == ObjectStatus.UpForCreation)
{
param.Value = DBNull.Value;
sqlParameter.Value = DBNull.Value;
return sqlParameter;
}
else
{
refClassMap = propertyMap.MustGetReferencedClassMap();
forColMap = columnMap.MustGetPrimaryKeyColumnMap();
dataType = forColMap.DataType;
if (refClassMap.GetTypeColumnMap() != null && refClassMap.GetTypeColumnMap() == forColMap)
{
realRefClassMap = refClassMap.DomainMap.MustGetClassMap(value.GetType());
value = realRefClassMap.TypeValue;
}
else
{
idPropertyMap = refClassMap.MustGetPropertyMapForColumnMap(forColMap);
value = om.GetPropertyValue(value, idPropertyMap.Name);
}
}
}
}
}
param.Value = value;
sqlParameter.Value = value;
return sqlParameter;
}
