Beispiel #1
0
        /// <summary>
        /// Sets the rules engine data source from a Mongo DB database.
        /// </summary>
        /// <typeparam name="TContentType">The type of the content type.</typeparam>
        /// <typeparam name="TConditionType">The type of the condition type.</typeparam>
        /// <param name="rulesDataSourceSelector">The rules data source selector.</param>
        /// <param name="mongoClient">The mongo client.</param>
        /// <param name="mongoDbProviderSettings">The mongo database provider settings.</param>
        /// <returns></returns>
        /// <exception cref="ArgumentNullException">
        /// rulesDataSourceSelector
        /// or
        /// mongoClient
        /// or
        /// mongoDbProviderSettings
        /// </exception>
        public static IConfiguredRulesEngineBuilder <TContentType, TConditionType> SetMongoDbDataSource <TContentType, TConditionType>(
            this IRulesDataSourceSelector <TContentType, TConditionType> rulesDataSourceSelector,
            IMongoClient mongoClient,
            MongoDbProviderSettings mongoDbProviderSettings)
        {
            if (rulesDataSourceSelector is null)
            {
                throw new ArgumentNullException(nameof(rulesDataSourceSelector));
            }

            if (mongoClient is null)
            {
                throw new ArgumentNullException(nameof(mongoClient));
            }

            if (mongoDbProviderSettings is null)
            {
                throw new ArgumentNullException(nameof(mongoDbProviderSettings));
            }

            IContentSerializationProvider <TContentType> contentSerializationProvider = new DynamicToStrongTypeContentSerializationProvider <TContentType>();
            IRuleFactory <TContentType, TConditionType>  ruleFactory = new RuleFactory <TContentType, TConditionType>(contentSerializationProvider);
            MongoDbProviderRulesDataSource <TContentType, TConditionType> mongoDbProviderRulesDataSource
                = new MongoDbProviderRulesDataSource <TContentType, TConditionType>(
                      mongoClient,
                      mongoDbProviderSettings,
                      ruleFactory);

            return(rulesDataSourceSelector.SetDataSource(mongoDbProviderRulesDataSource));
        }
        internal MongoDbProviderRulesDataSource(
            IMongoClient mongoClient,
            MongoDbProviderSettings mongoDbProviderSettings,
            IRuleFactory <TContentType, TConditionType> ruleFactory)
        {
            if (mongoClient is null)
            {
                throw new ArgumentNullException(nameof(mongoClient));
            }

            this.mongoDbProviderSettings = mongoDbProviderSettings ?? throw new ArgumentNullException(nameof(mongoDbProviderSettings));
            this.ruleFactory             = ruleFactory ?? throw new ArgumentNullException(nameof(ruleFactory));
            this.mongoDatabase           = mongoClient.GetDatabase(this.mongoDbProviderSettings.DatabaseName);
        }