To fetch all products for a given market, you:<\/p>\n\n\n\n
The ProductCatalog<\/a> class provides the following constructors that let you identify a market using specific criteria.<\/p>\n\n\n\n The following code snippet illustrates how to instantiate this class using a MarketId<\/a>.<\/p>\n\n\n\n Once an ProductCatalog<\/a> object has been created, you can simply call the Get()<\/a> method to perform a synchronous lookup of the products as shown below. Note that although this is normally fairly quick, your execution thread will be blocked until this action is complete.<\/p>\n\n\n\n If you prefer not to be blocked, you can register a callback function to be called once the fetching has been completed as shown below.<\/p>\n\n\n\n After the GetAsync()<\/a> method of the ProductCatalog<\/a> instance is called, TT .NET SDK performs a lookup for the products based on the market that it is given. Whether the products were found or not, the specified event handler method is called. The following code snippet illustrates the structure of this event handler.<\/p>\n\n\n\n When you shut down your application, you should detach all event handlers and call the The Product<\/a> class provides the data as it relates to a given product. Its members include:<\/p>\n\n\n\n The ProductKey<\/a> struct is a simple collection of the product\u2019s descriptive information. Its constructors and members include:<\/p>\n\n\n\n Note that the To fetch all products for a given market, you:<\/p>\n The ProductCatalog<\/a> class provides the following constructors that let you identify a market using specific criteria.<\/p>\n The following code snippet illustrates how to instantiate this class using a MarketId<\/a>.<\/p>\n Once an ProductCatalog<\/a> object has been created, you can simply call the Get()<\/a> method to perform a synchronous lookup of the products as shown below. Note that although this is normally fairly quick, your execution thread will be blocked until this action is complete.<\/p>\n If you prefer not to be blocked, you can register a callback function to be called once the fetching has been completed as shown below.<\/p>\n After the GetAsync()<\/a> method of the ProductCatalog<\/a> instance is called, TT .NET SDK performs a lookup for the products based on the market that it is given. Whether the products were found or not, the specified event handler method is called. The following code snippet illustrates the structure of this event handler.<\/p>\n When you shut down your application, you should detach all event handlers and call the The Product<\/a> class provides the data as it relates to a given product. Its members include:<\/p>\npublic ProductCatalog(Market market, Dispatcher dispatcher);\npublic ProductCatalog(MarketId marketId, Dispatcher dispatcher);\n<\/code><\/pre>\n\n\n\nProductCatalog prod_cat = new ProductCatalog(MarketId.CME, tt_net_sdk.Dispatcher.Current);\n<\/code><\/pre>\n\n\n\n<\/a>Synchronous fetch<\/h2>\n\n\n\n
ProductDataEvent e = prod_cat.Get();\nif (e == ProductDataEvent.Found)\n{\n \/\/ Products were found\n foreach (KeyValuePair<ProductKey, Product> kvp in prod_cat.Products)\n {\n Console.WriteLine(\"Key = {0} : Value = {1}\", kvp.Key, kvp.Value);\n }\n}\nelse\n{\n \/\/ Products were not found\n Console.WriteLine(\"Cannot find product: {0}\", e.ToString());\n}\n<\/code><\/pre>\n\n\n\n<\/a>Asynchronous fetch<\/h2>\n\n\n\n
prod_cat.OnData += new EventHandler<ProductCatalogEventArgs>(Prod_cat_OnData);\nprod_cat.GetAsync();\n<\/code><\/pre>\n\n\n\nprivate void prod_cat_OnData(object sender, ProductCatalogEventArgs e)\n{\n if (e.Event == ProductDataEvent.Found)\n {\n \/\/ Products were found\n foreach (KeyValuePair<ProductKey, Product> kvp in e.ProductCatalog.Products)\n {\n Console.WriteLine(\"Key = {0} : Value = {1}\", kvp.Key, kvp.Value);\n }\n }\n else\n {\n \/\/ Products were not found\n Console.WriteLine(\"Cannot find product: {0}\", e.Message);\n }\n}\n<\/code><\/pre>\n\n\n\n<\/a>Cleaning up<\/h2>\n\n\n\n
Dispose()<\/code> method for each instance of the ProductCatalog<\/a> class as follows:<\/p>\n\n\n\nprod_cat.OnData -= prod_cat_OnData;\nprod_cat.Dispose();\n<\/code><\/pre>\n\n\n\n<\/a>About the Product class<\/h2>\n\n\n\n
\/\/ product name\npublic string Name;\n\/\/ product description\npublic string Description;\n\/\/ product\u2019s currency\npublic Currency Currency;\n\/\/ ProductKey struct\npublic ProductKey Key;\n\/\/ product\u2019s market\npublic Market Market;\n\/\/ product\u2019s product type\npublic ProductType Type;\n<\/code><\/pre>\n\n\n\n\/\/ Constructor\npublic ProductKey(MarketId marketId, tt_net_sdk.ProductType type, string name);\n\n\/\/ TT\u2019s identifier for this product\npublic UInt64 ProductId;\n\/\/ MarketKey struct\npublic MarketKey MarketKey;\n\/\/ product\u2019s name\npublic string Name;\n\/\/ product\u2019s product type\npublic tt_net_sdk.ProductType Type;\n<\/code><\/pre>\n\n\n\nProductId<\/code> is only populated if the instance is constructed as a result of a product fetch via the ProductCatalog<\/a> class.<\/p>\n","protected":false},"excerpt":{"rendered":"Fetching all products for a given market<\/h2>\n
<\/a>Instantiating the ProductCatalog class<\/h2>\n
<\/a>Synchronous fetch<\/h2>\n
<\/a>Asynchronous fetch<\/h2>\n
<\/a>Cleaning up<\/h2>\n
Dispose()<\/code> method for each instance of the ProductCatalog<\/a> class as follows:<\/p>\n<\/a>About the Product class<\/h2>\n