Ejemplo n.º 1
0
        /// <summary>
        /// Initializes a new instance of the <see cref="DataExchangeFactory"/> class.
        /// </summary>
        /// <param name="typeHandlerFactory">The type handler factory.</param>
        /// <param name="objectFactory">The object factory.</param>
        /// <param name="accessorFactory">The accessor factory.</param>
		public DataExchangeFactory(TypeHandlerFactory typeHandlerFactory,
			IObjectFactory objectFactory,
            AccessorFactory accessorFactory)
		{
			_objectFactory = objectFactory;
			_typeHandlerFactory = typeHandlerFactory;
            _accessorFactory = accessorFactory;

			_primitiveDataExchange = new PrimitiveDataExchange(this);
			_complexDataExchange = new ComplexDataExchange(this);
			_listDataExchange = new ListDataExchange(this);
			_dictionaryDataExchange = new DictionaryDataExchange(this);
		}
Ejemplo n.º 2
0
		/// <summary>
		/// Constructor to create via a factory
		/// </summary>
		/// <param name="factory">the factory to associate this with</param>
		public UnknownTypeHandler(TypeHandlerFactory factory) 
		{
			_factory = factory;
		}
Ejemplo n.º 3
0
 /// <summary>
 /// Constructor to create via a factory
 /// </summary>
 /// <param name="factory">the factory to associate this with</param>
 public UnknownTypeHandler(TypeHandlerFactory factory)
 {
     _factory = factory;
 }
Ejemplo n.º 4
0
        /// <summary>
        /// Initializes a new instance of the <see cref="ResultMap"/> class.
        /// </summary>
        /// <param name="id">Identifier used to identify the resultMap amongst the others.</param>
        /// <param name="className">The output class name of the resultMap.</param>
        /// <param name="extendMap">The extend result map bame.</param>
        /// <param name="groupBy">The groupBy properties</param>
        /// <param name="keyColumns">The key columns.</param>
        /// <param name="type">The result type.</param>
        /// <param name="dataExchange">The data exchange.</param>
        /// <param name="objectFactory">The object factory.</param>
        /// <param name="typeHandlerFactory">The type handler factory.</param>
        /// <param name="properties">The properties.</param>
        /// <param name="parameters">The parameters.</param>
        /// <param name="discriminator">The discriminator.</param>
        public ResultMap(
            string id, 
            string className, 
            string extendMap, 
            string groupBy,
            string keyColumns,
            Type type,
            IDataExchange dataExchange,
            IFactory objectFactory,
            TypeHandlerFactory typeHandlerFactory,
            ResultPropertyCollection properties,
            ArgumentPropertyCollection parameters,
            Discriminator discriminator)
        {
            Contract.Require.That(id, Is.Not.Null & Is.Not.Empty).When("retrieving argument id in ResultMap constructor");
            Contract.Require.That(className, Is.Not.Null & Is.Not.Empty).When("retrieving argument className in ResultMap constructor");
            Contract.Require.That(type, Is.Not.Null).When("retrieving argument type in ResultMap constructor");
            Contract.Require.That(typeHandlerFactory, Is.Not.Null).When("retrieving argument typeHandlerFactory in ResultMap constructor");

            nullResultMap = new NullResultMap();

            this.id = id;
            this.className = className;
            this.extendMap = extendMap;
            this.type = type;
            this.dataExchange = dataExchange;
            this.properties = properties;
            this.parameters = parameters;
            this.discriminator = discriminator;
            this.objectFactory = objectFactory;
            isSimpleType = typeHandlerFactory.IsSimpleType(type);

            if (!string.IsNullOrEmpty(groupBy))
            {
                string[] props = groupBy.Split(',');
                for (int i = 0; i < props.Length; i++)
                {
                    string memberName = props[i].Trim();
                    groupByPropertyNames.Add(memberName);
                }

                InitializeGroupByProperties();
                CheckGroupBy();
            }

            if (!string.IsNullOrEmpty(keyColumns))
            {
                string[] columns = keyColumns.Split(',');
                for (int i = 0; i < columns.Length; i++)
                {
                    string column = columns[i].Trim();
                    keyPropertyNames.Add(column);
                }

                InitializeKeysProperties();
                CheckKeysProperties();
            }

       }
Ejemplo n.º 5
0
        /// <summary>
        /// Builds the the iBATIS core model (statement, alias, resultMap, parameterMap, dataSource)
        /// from an <see cref="IConfigurationStore"/> and store all the refrences in an <see cref="IModelStore"/> .
        /// </summary>
        /// <param name="configurationSetting">The configuration setting.</param>
        /// <param name="store">The configuration store.</param>
        /// <returns>The model store</returns>
        public virtual void BuildModel(ConfigurationSetting configurationSetting, IConfigurationStore store)
        {
            IObjectFactory objectFactory = null;
            IGetAccessorFactory getAccessorFactory = null;
            ISetAccessorFactory setAccessorFactory = null;
            ISessionFactory sessionFactory = null;
            ISessionStore sessionStore = null;
            
            if (configurationSetting != null)
            {
                objectFactory = configurationSetting.ObjectFactory;
                setAccessorFactory = configurationSetting.SetAccessorFactory;
                getAccessorFactory = configurationSetting.GetAccessorFactory;
                dataSource = configurationSetting.DataSource;
                sessionFactory = configurationSetting.SessionFactory;
                sessionStore = configurationSetting.SessionStore;
                dynamicSqlEngine = configurationSetting.DynamicSqlEngine;
                isCacheModelsEnabled = configurationSetting.IsCacheModelsEnabled;
                useStatementNamespaces = configurationSetting.UseStatementNamespaces;
                useReflectionOptimizer = configurationSetting.UseReflectionOptimizer;
                preserveWhitespace = configurationSetting.PreserveWhitespace;
            }
            
            // Xml setting override code setting
            LoadSetting(store);

            if (objectFactory == null)
            {
                objectFactory = new ObjectFactory(useReflectionOptimizer);
            }
            if (setAccessorFactory == null)
            {
                setAccessorFactory = new SetAccessorFactory(useReflectionOptimizer);
            }
            if (getAccessorFactory == null)
            {
                getAccessorFactory = new GetAccessorFactory(useReflectionOptimizer);
            }
            AccessorFactory accessorFactory = new AccessorFactory(setAccessorFactory, getAccessorFactory);

            TypeHandlerFactory typeHandlerFactory = new TypeHandlerFactory();
            TypeAlias alias = new TypeAlias("MEMORY", typeof(PerpetualCache));
            typeHandlerFactory.AddTypeAlias(alias.Id, alias);
            alias = new TypeAlias("Perpetual", typeof(PerpetualCache));
            typeHandlerFactory.AddTypeAlias(alias.Id, alias);

            alias = new TypeAlias("LRU", typeof(LruCache));
            typeHandlerFactory.AddTypeAlias(alias.Id, alias);
            alias = new TypeAlias("Lru", typeof(LruCache));
            typeHandlerFactory.AddTypeAlias(alias.Id, alias);

            alias = new TypeAlias("FIFO", typeof(FifoCache));
            typeHandlerFactory.AddTypeAlias(alias.Id, alias);
            alias = new TypeAlias("Fifo", typeof(FifoCache));
            typeHandlerFactory.AddTypeAlias(alias.Id, alias);

            alias = new TypeAlias("Weak", typeof(WeakCache));
            typeHandlerFactory.AddTypeAlias(alias.Id, alias);
            alias = new TypeAlias("WEAK", typeof(WeakCache));
            typeHandlerFactory.AddTypeAlias(alias.Id, alias);

            alias = new TypeAlias("AnsiStringTypeHandler", typeof(AnsiStringTypeHandler));
            typeHandlerFactory.AddTypeAlias(alias.Id, alias);
            
            modelStore.DataExchangeFactory = new DataExchangeFactory(typeHandlerFactory, objectFactory, accessorFactory);

            if (sessionStore == null)
            {
                sessionStore = SessionStoreFactory.GetSessionStore(modelStore.Id);
            }
            modelStore.SessionStore = sessionStore;
            
            deSerializerFactory = new DeSerializerFactory(modelStore); 

            ParameterMap emptyParameterMap = new ParameterMap(
                ConfigConstants.EMPTY_PARAMETER_MAP,
                string.Empty,
                string.Empty,
                typeof(string),
                modelStore.DataExchangeFactory.GetDataExchangeForClass(null), 
                false);
            modelStore.AddParameterMap(emptyParameterMap);

            BuildProviders(store);
            BuildDataSource(store);

            if (sessionFactory == null)
            {
                sessionFactory = new DefaultSessionFactory(
                    dataSource, 
                    modelStore.SessionStore,
                    new DefaultTransactionManager(new AdoTransactionFactory()));
            }
            modelStore.SessionFactory = sessionFactory;

            BuildTypeAlias(store);
            BuildTypeHandlers(store);
            BuildCacheModels(store);
            BuildResultMaps(store);

            for (int i = 0; i < nestedProperties.Count; i++)
            {
                ResultProperty property = nestedProperties[i];
                property.NestedResultMap = modelStore.GetResultMap(property.NestedResultMapName);
            }

            for (int i = 0; i < discriminators.Count; i++)
            {
                discriminators[i].Initialize(modelStore);
            }
            BuildParameterMaps(store);
            BuildMappedStatements(store, configurationSetting);

            for (int i = 0; i < store.CacheModels.Length; i++)
            {
                CacheModel cacheModel = modelStore.GetCacheModel(store.CacheModels[i].Id);

                for (int j = 0; j < cacheModel.StatementFlushNames.Count; j++)
                {
                    string statement = cacheModel.StatementFlushNames[j];
                    IMappedStatement mappedStatement = modelStore.GetMappedStatement(statement);
                    if (mappedStatement != null)
                    {
                        cacheModel.RegisterTriggerStatement(mappedStatement);
                        if (logger.IsDebugEnabled)
                        {
                            logger.Debug("Registering trigger statement [" + statement + "] to cache model [" + cacheModel.Id + "]");
                        }
                    }
                    else
                    {
                        if (logger.IsWarnEnabled)
                        {
                            logger.Warn("Unable to register trigger statement [" + statement + "] to cache model [" + cacheModel.Id + "]. Statement does not exist.");
                        }
                    }

                }
            }

            if (logger.IsInfoEnabled)
            {
                logger.Info("Model Store");
                logger.Info(modelStore.ToString());
            }
        }
Ejemplo n.º 6
0
        /// <summary>
        /// Builds the the iBATIS core model (statement, alias, resultMap, parameterMap, dataSource)
        /// from an <see cref="IConfigurationStore"/> and store all the refrences in an <see cref="IModelStore"/> .
        /// </summary>
        /// <param name="configurationSetting">The configuration setting.</param>
        /// <param name="store">The configuration store.</param>
        /// <returns>The model store</returns>
        public virtual void BuildModel(ConfigurationSetting configurationSetting, IConfigurationStore store)
        {
            IObjectFactory objectFactory = null;
            IGetAccessorFactory getAccessorFactory = null;
            ISetAccessorFactory setAccessorFactory = null;
            ISessionFactory sessionFactory = null;
            ISessionStore sessionStore = null;
            
            if (configurationSetting != null)
            {
                objectFactory = configurationSetting.ObjectFactory;
                setAccessorFactory = configurationSetting.SetAccessorFactory;
                getAccessorFactory = configurationSetting.GetAccessorFactory;
                dataSource = configurationSetting.DataSource;
                sessionFactory = configurationSetting.SessionFactory;
                sessionStore = configurationSetting.SessionStore;
                dynamicSqlEngine = configurationSetting.DynamicSqlEngine;
                isCacheModelsEnabled = configurationSetting.IsCacheModelsEnabled;
                useStatementNamespaces = configurationSetting.UseStatementNamespaces;
                useReflectionOptimizer = configurationSetting.UseReflectionOptimizer;
                preserveWhitespace = configurationSetting.PreserveWhitespace;
            }
            
            // Xml setting override code setting 
            //取store中的数据初始化类成员 为下面做准备
            LoadSetting(store);

            if (objectFactory == null)
            {
                objectFactory = new ObjectFactory(useReflectionOptimizer);
            }
            if (setAccessorFactory == null)
            {
                setAccessorFactory = new SetAccessorFactory(useReflectionOptimizer);
            }
            if (getAccessorFactory == null)
            {
                getAccessorFactory = new GetAccessorFactory(useReflectionOptimizer);
            }
            AccessorFactory accessorFactory = new AccessorFactory(setAccessorFactory, getAccessorFactory);

            TypeHandlerFactory typeHandlerFactory = new TypeHandlerFactory();
            TypeAlias alias = new TypeAlias("MEMORY", typeof(PerpetualCache));
            typeHandlerFactory.AddTypeAlias(alias.Id, alias);
            alias = new TypeAlias("Perpetual", typeof(PerpetualCache));
            typeHandlerFactory.AddTypeAlias(alias.Id, alias);

            alias = new TypeAlias("LRU", typeof(LruCache));
            typeHandlerFactory.AddTypeAlias(alias.Id, alias);
            alias = new TypeAlias("Lru", typeof(LruCache));
            typeHandlerFactory.AddTypeAlias(alias.Id, alias);

            alias = new TypeAlias("FIFO", typeof(FifoCache));
            typeHandlerFactory.AddTypeAlias(alias.Id, alias);
            alias = new TypeAlias("Fifo", typeof(FifoCache));
            typeHandlerFactory.AddTypeAlias(alias.Id, alias);

            alias = new TypeAlias("Weak", typeof(WeakCache));
            typeHandlerFactory.AddTypeAlias(alias.Id, alias);
            alias = new TypeAlias("WEAK", typeof(WeakCache));
            typeHandlerFactory.AddTypeAlias(alias.Id, alias);

            alias = new TypeAlias("MemCached", typeof(MemCached));
            typeHandlerFactory.AddTypeAlias(alias.Id, alias);
            alias = new TypeAlias("MEMCACHED", typeof(MemCached));
            typeHandlerFactory.AddTypeAlias(alias.Id, alias);

            alias = new TypeAlias("AnsiStringTypeHandler", typeof(AnsiStringTypeHandler));
            typeHandlerFactory.AddTypeAlias(alias.Id, alias);

            //将以上类信息存入到modelStore中 实质性工作
            modelStore.DataExchangeFactory = new DataExchangeFactory(typeHandlerFactory, objectFactory, accessorFactory);

            if (sessionStore == null)
            {
                sessionStore = SessionStoreFactory.GetSessionStore(modelStore.Id);
            }
            //将ISessionStore类对象存入modelStore中 准备数据库的连接 与 事物操作功能  实质性工作
            modelStore.SessionStore = sessionStore;

            //初始化DefaultModelBuilder的成员变量 
            deSerializerFactory = new DeSerializerFactory(modelStore); 

            //设置一个空类型的参数映射类
            ParameterMap emptyParameterMap = new ParameterMap(
                ConfigConstants.EMPTY_PARAMETER_MAP,
                string.Empty,
                string.Empty,
                typeof(string),
                modelStore.DataExchangeFactory.GetDataExchangeForClass(null), //获得ComplexDataExchange对象
                false);

            //向参数字典中添加一个空参数类
            modelStore.AddParameterMap(emptyParameterMap);

            //完成了对DefaultModelBuilder成员变量dbProviderFactory的初始化,其中完成了对provider使用中节点的类初始化
            BuildProviders(store);

            //完成了对DefaultModelBuilder成员变量IDataSource的初始化,包括数据库的名字 连接字符串 以及DbPrivder类
            BuildDataSource(store);

            if (sessionFactory == null)
            {
                sessionFactory = new DefaultSessionFactory(
                    dataSource, 
                    modelStore.SessionStore,
                    new DefaultTransactionManager(new AdoTransactionFactory()));
            }
            //初始化modelStore中的ISessionFactory变量
            modelStore.SessionFactory = sessionFactory;

            //将具体SQLXML配置文件中的Alias节点对应的别名信息写入到modelStore中的TypeHandlerFactory的字典中
            BuildTypeAlias(store);

            //将TypeHanders下的子节点信息放入 modelStore.DataExchangeFactory.TypeHandlerFactory中的字典当中
            BuildTypeHandlers(store);

            //将cacheModels下子节点cacheModel加入到modelStore的CacheModel字典中
            BuildCacheModels(store);
            //将resultMap节点信息添加到modelStore的resultMaps中
            BuildResultMaps(store);

            //为resultMapping属性所在的节点信息类设置对应的ResultProperty
            for (int i = 0; i < nestedProperties.Count; i++)
            {
                ResultProperty property = nestedProperties[i];
                property.NestedResultMap = modelStore.GetResultMap(property.NestedResultMapName);
            }

            for (int i = 0; i < discriminators.Count; i++)
            {
                //完成对discriminator类中对字典的初始化
                discriminators[i].Initialize(modelStore);
            }
            //将parameter节点信息添加到modelStore类中的parameterMaps字典中
            BuildParameterMaps(store);

            //将statements下的节点添加到modelStore的statements的字典中
            BuildMappedStatements(store, configurationSetting);

            for (int i = 0; i < store.CacheModels.Length; i++)
            {
                CacheModel cacheModel = modelStore.GetCacheModel(store.CacheModels[i].Id);

                for (int j = 0; j < cacheModel.StatementFlushNames.Count; j++)
                {
                    string statement = cacheModel.StatementFlushNames[j];
                    IMappedStatement mappedStatement = modelStore.GetMappedStatement(statement);
                    if (mappedStatement != null)
                    {
                        //为IMappedStatement类的Executed制定委托事件  目的是清空缓存
                        cacheModel.RegisterTriggerStatement(mappedStatement);
                        if (logger.IsDebugEnabled)
                        {
                            logger.Debug("Registering trigger statement [" + statement + "] to cache model [" + cacheModel.Id + "]");
                        }
                    }
                    else
                    {
                        if (logger.IsWarnEnabled)
                        {
                            logger.Warn("Unable to register trigger statement [" + statement + "] to cache model [" + cacheModel.Id + "]. Statement does not exist.");
                        }
                    }

                }
            }

            if (logger.IsInfoEnabled)
            {
                logger.Info("Model Store");
                logger.Info(modelStore.ToString());
            }
        }