private static KeyValuePair <String, Object>[] GetNavigationSkipTokenKeys(OeEntryFactory entryFactory, OrderByClause orderByClause, Object value)
        {
            IEdmStructuralProperty[] keyProperties = OeSkipTokenParser.GetEdmProperies(orderByClause);
            var keys = new KeyValuePair <String, Object> [keyProperties.Length];

            for (int i = 0; i < keys.Length; i++)
            {
                String             propertyName = OeSkipTokenParser.GetPropertyName(keyProperties[i]);
                OePropertyAccessor accessor     = entryFactory.GetAccessorByName(keyProperties[i].Name);
                keys[i] = new KeyValuePair <String, Object>(propertyName, accessor.GetValue(value));
            }
            return(keys);
        }
Exemplo n.º 2
0
        private IEnumerable <KeyValuePair <String, Object> > GetKeys(T entity)
        {
            var           visitor       = new OeQueryNodeVisitor(_edmModel, Expression.Parameter(typeof(T)));
            OrderByClause orderByClause = _odataUri.OrderBy;

            do
            {
                var             propertyExpression = (MemberExpression)visitor.TranslateNode(orderByClause.Expression);
                UnaryExpression body = Expression.Convert(propertyExpression, typeof(Object));
                Expression <Func <T, Object> > getValueLambda = Expression.Lambda <Func <T, Object> >(body, visitor.Parameter);
                Object value = getValueLambda.Compile()(entity);

                yield return(new KeyValuePair <String, Object>(OeSkipTokenParser.GetPropertyName(propertyExpression), value));

                orderByClause = orderByClause.ThenBy;
            }while (orderByClause != null);
        }