逻辑架构与UML包图详解

1、: RegisterenterItem(itemID, quantity): ProductCatalogspec = getProductSpec( itemID )Require-mentsBusiness ModelingDesignSample UP Artifact RelationshipsVisionGlossaryThe logical architecture is influenced by the constraints and non-functional requirements captured in the Supp. Spec.Domain Model*Supp

2、lementarySpecificationUse-Case ModelRegister.makeNewSale()enterItem(.).ProductCatalog.getProductSpec(.).11class diagrams(a static view)interaction diagrams(a dynamic view)UIpackage diagramsof the logical architecture(a static view)DomainTech ServicesDesign ModelDomainUISwingnot the Java Swing librar

3、ies, but our GUI classes based on SwingWebSalesPaymentsTaxesTechnical ServicesPersistenceLoggingRulesEngineDomainUISwingnot the Java Swing libraries, but our GUI classes based on SwingWebSalesPaymentsTaxesTechnical ServicesPersistenceLoggingRulesEngineDomain:SalesUI:WebUI:SwingSalesWebSwingUIDomainD

4、omainUISwingSalesWebUI(AKA Presentation, View)Application(AKA Workflow, Process,Mediation, App Controller)Domain(AKA Business, Application Logic, Model)Technical Services(AKA Technical Infrastructure, High-level Technical Services)Foundation(AKA Core Services, Base Services,Low-level Technical Servi

5、ces/Infrastructure)width implies range of applicability GUI windowsreportsspeech interfaceHTML, XML, XSLT, JSP, Javascript, . handles presentation layer requestsworkflowsession statewindow/page transitionsconsolidation/transformation of disparate data for presentation handles application layer reque

6、stsimplementation of domain rulesdomain services (POS, Inventory)- services may be used by just one application, but there is also the possibility of multi-application services (relatively) high-level technical services and frameworks Persistence, Securitylow-level technical services, utilities, and

7、 frameworksdata structures, threads, math, file, DB, and network I/Omoreapp specificdependencyBusiness Infrastructure(AKA Low-level Business Services)very general low-level business services used in many business domainsCurrencyConverter信息系统逻辑架构中常见的层信息系统逻辑架构中常见的层Java中称为包packageC#和C+中称为命名空间namespaceP

8、aymentamountSaledatetimePays-forPaymentamount: MoneygetBalance(): MoneySaledate: DatestartTime: TimegetTotal(): Money. . .Pays-forUP Domain ModelStakeholders view of the noteworthy concepts in the domain.Domain layer of the architecture in the UP Design ModelThe object-oriented developer has taken i

9、nspiration from the real world domain in creating software classes. Therefore, the representational gap between how stakeholders conceive the domain, and its representation in software, has been lowered.1111A Payment in the Domain Model is a concept, but a Payment in the Design Model is a software c

10、lass. They are not the same thing, but the former inspired the naming and definition of the latter.This reduces the representational gap.This is one of the big ideas in object technology.inspires objects and names inPersistenceSecurityLoggingTechnical ServicesPOSInventoryTaxDomainVertical LayersHori

11、zontal Partitions层和分区Domain(s)Technical ServicesFoundationMySQL InventoryPersistenceNaming andDirectory ServicesWeb AppFrameworkTechnical ServicesPOSInventoryDomain(s)FoundationWorsemixes logical and deployment viewsBettera logical viewa logical representation of the need for data or services relate

12、d to these subdomains, abstracting implementation decisions such as a database. componentNovellLDAPUML notation: A UML component, or replaceable, modular part of the physical systemUML notation: A physical database in the UML.DomainUISwingProcessSaleFrame.RegistermakeNewSale()enterItem().: CashiermakeNewSale()enterItem()endSale()makeNewSale()enterItem()endSale()enterItem(id, quantity