基于SOA的政务信息资源交换平台的设计与实现

湖南大学硕士学位论文基于SOA的政务信息资源交换平台的设计与实现姓名：王守选申请学位级别：硕士专业：@指导教师：彭蔓蔓;廖钢20070705SOAIISOAXML.NetITSOASOAPowerDXPowerDXSOA.Net1PowerDX2PowerDX3PowerDXSOA4XMLIIIAbstractAfteryearsofdevelopment,e-governmenthasgainedalotofachievementsinChina,andagreatdealofinformationresourcesandexperiencehavebeenaccumulated.Howtoensuretheachievementoftheeffectivedevelopmentandutilizationofinformationresourceshasbecomeoneofthekeysubjectsforgovernmentinformationconstruction.Inthispaper,theexistingproblemsoftheconstructionandintegrationine-governmentinformationconstructionarebrieflyenumerated,andthesignificanceofthedataexchangesysteminthedevelopmentandutilizationofinformationresourcesisanalyzed.ThispaperintroducesadvancedITtechnologies,suchasService-orientedArchitecture(SOA),ExtensibleMarkupLanguage(XML)and.NetFramework,andfocusesonthebasiccharacteristicsanddesignpatternsofSOA,emphasizingitskeytech-supportingroleduringtherealizationofdata-sharingandintegrationintheatmosphereofe-government.Inaddition,onthebasisofSOA,weputforwardanintegratedgovernmentinformationexchangeplatformtointegratetheinformationofsubsystems.ThedesignandimplementationtechnologyofPowerDX,apracticaldataexchangeplatform,wasintroduced.PowerDXisanapplicationsoftwarebasedonSOAdesignpatternand.nettechnologyplatform.Ithasprovidedcommonfunctionssuchasacquisition,transmission,processing,securityandsoontosatisfytherequirementsofdataexchange,accordingwiththedemandsofelectronicinformationsharingresourcesanddevelopmenttrends.Themostoutstandingcharacteristicsare:1.Aimingatthestandardizationoftheexploitationoftheinformationresources,thedefinitionandmaintenanceofclassificationandcatalogueforinformationresourcesareprovidedinPowerDX,thusrealizingthedynamicandflexibleadministrationofinformationresources.2.Theroutesofthedataexchangesatisfiestheprincipleofthee-governmentinformationresourcebuilding,“Onedataoneresource,oneresourcemoreusage”.3.Fullyconsideringthelooserelationshipofapplicationsystembetweenthecurrentgovernmentdepartments,PowerDXreliesonSOAtofullyadapttothecharacteristicsofdifferenttechnologyplatformontheaccessandexchangeofavarietyofdataexchange,makingiteasiertoachievetheobjectiveofapplicationintegration.4.ThewholeplatformusesXMLformatastheunifiedandopenstandard,extricatingaparticulardataformatlimitations.Thisstudycombinesthebuildingofe-governmentandinformationtechnologyinthestatusquo,paysgreatattentiontothecurrentapplication,soithasmorepracticalsignificance.Meanwhile,itsdesignandmodelhavegreateffectonapplicationsofinformationtechnologyintheotherindustries.Keywords:SOA,XML,dataexchanging,informationresourceofe-government,applicationintegrationVII2-1SOA........................................................................................................92-2SOA........................................................................................................92-3..................................................................................112-4.NETFramework.........................................................................................142-5J2EE.Net.......................................................153-1..............................................................................................173-2..............................................................................................203-3..............................................................................................203-4......................................................................................213-5..............................................................213-6—..............................................................213-7..........................................................................214-1..............................................................................................254-2......................................................................................264-3......................................................................................274-4......................................................................................274-5......................................................................................284-6..............................................................................................304-7SOAP......................................................................................425-1..........................................................465-2..................................................................................47I1.2.(””)111.1[2004]3480%[1]20062006-20201.2ElectronicGovernmentSOA2[2]1.2.11993[3]209012000918200520052005200573%376349381324820016112003301800[4]2320902010[4]319932001130019921996242000118020030001.63.12002482003521997-19981998-19992000-20032006[4]41994200010002001SOA42001960%38%51%190200260%212000540%200275%2001136524[4]52000e-Japan200032003300020033122003internet3452005[5]1.2.2————2080-2090(OA)19922090-2090199320105()1993——“”1999-2001199914019996020008070%30002002-200220IT2001575