COGNOS SDK 培訓(xùn)講義

1、Cognos 8 SDK寧冰 bingningObjectives安裝 SDKCognos 架構(gòu)(SOAP & WSDL)WSDL與SOAP SDK 及其組件查詢 Content ManagerPortal集成SDK IntroductionModule 1 安裝 SDK安裝 SDKissetup.exedocumentationWhat Can We Do With the SDK?SDK可以實現(xiàn)大局部reporting 和管理功能:查詢Content ManagerPackages, Reports, Connections, and other objects運行、修改Reports 、

2、Queries用戶管理發(fā)布包調(diào)度內(nèi)容管理SDK IntroductionModule 2: Cognos 架構(gòu)DWETLETLCognos8 架構(gòu)Cognos 8 符合 web services 模型架構(gòu)可以與任何操作系統(tǒng)或程序語言集成兩個主要工作機制:Web 效勞描述語言WSDL (Web Services Description Language)簡單對象訪問協(xié)議SOAP (Simple Object Access Protocol)SDK IntroductionModule 3 : WSDL與SOAPWSDL ImplementationWeb service based applic

3、ations need a mechanism for validating requests:this mechanism is WSDL WSDL is like a contract between the requesting application and the responding applicationit is an XML documentIt describes the software components (functionality) that the application is exposing as a serviceThe Cognos SDK is ess

4、entially a WSDL fileSOAP ImplementationXML is used as the message passing mechanism for the ReportNet APIthese messages are encapsulated inside a message protocol (SOAP)It is XML basedit has no reliance on proprietary protocolsit is a W3C standarduses a highly pervasive transport protocol: httpthis

5、is what makes the ReportNet API work in a language/OS independent manner.This Is What a SOAP Message Looks LikeXML PayloadA simple example of a SOAP requestSDK IntroductionModule 4 : SDK 及其組件SDK and its ComponentsCurrently, only a limited number of environments support design-time Web Services integ

6、ration, (Microsoft .NET, for example). Other environments must rely on external processes to transform the WSDL to something useful.WSDL.NETGenerated CodeApplicationCodeSDK and its ComponentsSince our customers are not all .NET shops, we have taken steps to ensure an easy integration.ReportNet ships

7、 with two pre-consumed libraries that are easily integrated with development environments.1. JavaWSDLAXISGenerated JAR FileDevelopment EnvironmentApplicationCodeSDK and its ComponentsFor Win32 programmers, such as Visual Basic and ASP, Cognos ReportNet ships with a COM implementation of the SDK. The

8、 generation of the COM dll is done prior to shipping, for convenience.2. COMWSDLCognos ToolGenerated COM dllProduct ShipmentApplicationCodeDevelopment Environment (VB)SDK IntroductionModule 5 : 查詢 Content ManagerProgrammatic Access to Content ManagerBefore we can query Content Manager for objects, w

9、e need to know something about SEARCH PATHsAccess an objects search path from its propertiesProgrammatic Access to Content ManagerAttributes of the object are denoted by the symbolSearch Path SyntaxPlease refer to the Cognos Developer guide for a more exhaustive reference:/*/folder/*/configuration/*/content/package/folder/reportcontains(name,Product List)SDK IntroductionModule 6：portal 集成Po