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C# GraphDBType.HasAttributeIndices方法代碼示例

本文整理匯總了C#中sones.GraphDB.TypeManagement.GraphDBType.HasAttributeIndices方法的典型用法代碼示例。如果您正苦於以下問題:C# GraphDBType.HasAttributeIndices方法的具體用法?C# GraphDBType.HasAttributeIndices怎麽用?C# GraphDBType.HasAttributeIndices使用的例子?那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在sones.GraphDB.TypeManagement.GraphDBType的用法示例。


在下文中一共展示了GraphDBType.HasAttributeIndices方法的1個代碼示例,這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚,您的評價將有助於係統推薦出更棒的C#代碼示例。

示例1: GetIndex

        /// <summary>
        /// Loads an index from a corresponding type.
        /// </summary>
        /// <param name="myAttribute">The interesting attribute.</param>
        /// <param name="dbContext">The TypeManager of the database.</param>
        /// <param name="myType">The type of the interesing attribute.</param>
        /// <returns></returns>
        protected IEnumerable<Tuple<GraphDBType, AAttributeIndex>> GetIndex(TypeAttribute myAttribute, DBContext dbContext, GraphDBType myType, Object myExtraordinary)
        {
            #region INPUT EXCEPTIONS

            if (myType == null || myAttribute == null || dbContext == null)
            {
                throw new ArgumentNullException();
            }

            #endregion

            if (myExtraordinary == null)
            {
                #region eventual speedup

                //direct match of idx
                if (myType.HasAttributeIndices(myAttribute.UUID))
                {
                    yield return new Tuple<GraphDBType, AAttributeIndex>(myType, myType.GetAttributeIndex(dbContext, new IndexKeyDefinition(myAttribute.UUID), null).Value);
                }
                else
                {
                    //no direct match... lets try the subtypes
                    foreach (var aSubType in dbContext.DBTypeManager.GetAllSubtypes(myType, true))
                    {
                        if (aSubType.HasAttributeIndices(myAttribute.UUID))
                        {
                            yield return new Tuple<GraphDBType, AAttributeIndex>(aSubType, aSubType.GetAttributeIndex(dbContext, new IndexKeyDefinition(myAttribute.UUID), null).Value);
                        }
                        else
                        {
                            yield return new Tuple<GraphDBType, AAttributeIndex>(aSubType, aSubType.GetUUIDIndex(dbContext));
                        }
                    }
                }

                #endregion
            }
            else
            {
                var checkResult = myType.HasAttributeIndices(myExtraordinary as IDChainDefinition);
                if (checkResult.Failed())
                {
                    throw new GraphDBException(checkResult.IErrors);
                }
                if (checkResult.Value)
                {
                    yield return new Tuple<GraphDBType, AAttributeIndex>(myType, myType.GetAttributeIndex(dbContext, myExtraordinary as IDChainDefinition).Value);
                }
                else
                {
                    foreach (var aSubType in dbContext.DBTypeManager.GetAllSubtypes(myType, true))
                    {
                        yield return new Tuple<GraphDBType, AAttributeIndex>(aSubType, aSubType.GetUUIDIndex(dbContext));
                    }
                }
            }

            yield break;
        }
開發者ID:Vadi,項目名稱:sones,代碼行數:67,代碼來源:ABinaryOperator.cs


注:本文中的sones.GraphDB.TypeManagement.GraphDBType.HasAttributeIndices方法示例由純淨天空整理自Github/MSDocs等開源代碼及文檔管理平台,相關代碼片段篩選自各路編程大神貢獻的開源項目,源碼版權歸原作者所有,傳播和使用請參考對應項目的License;未經允許,請勿轉載。