Пример #1
0
        internal Document GetItemHelper(Key key, GetItemOperationConfig config)
        {
            var currentConfig = config ?? new GetItemOperationConfig();
            var request       = new GetItemRequest
            {
                TableName      = TableName,
                Key            = key,
                ConsistentRead = currentConfig.ConsistentRead
            };

            this.AddRequestHandler(request, isAsync: false);

            if (currentConfig.AttributesToGet != null)
            {
                request.AttributesToGet = currentConfig.AttributesToGet;
            }

            var result       = DDBClient.GetItem(request);
            var attributeMap = result.Item;

            if (attributeMap == null || attributeMap.Count == 0)
            {
                return(null);
            }
            return(this.FromAttributeMap(attributeMap));
        }
Пример #2
0
        internal Document GetItemHelper(Key key, GetItemOperationConfig config, bool isAsync)
        {
            var currentConfig = config ?? new GetItemOperationConfig();
            var request       = new GetItemRequest
            {
                TableName      = TableName,
                Key            = key,
                ConsistentRead = currentConfig.ConsistentRead
            };

            ((Amazon.Runtime.Internal.IAmazonWebServiceRequest)request).AddBeforeRequestHandler(isAsync ?
                                                                                                new RequestEventHandler(UserAgentRequestEventHandlerAsync) :
                                                                                                new RequestEventHandler(UserAgentRequestEventHandlerSync)
                                                                                                );
            if (currentConfig.AttributesToGet != null)
            {
                request.AttributesToGet = currentConfig.AttributesToGet;
            }

            var result       = DDBClient.GetItem(request);
            var attributeMap = result.Item;

            if (attributeMap == null || attributeMap.Count == 0)
            {
                return(null);
            }
            return(Document.FromAttributeMap(attributeMap));
        }