通信行业管理信息系统核心模块的设计与实现

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1、工程硕十学位论文A．bstractThedevelopmentofgovernmenlinformationisoneofthemostimportantpansofthenationaleconomyinformation．Withtheacceleratingofhightechnologyandtherapiddevelopmentoftheintemet，aglobalinformation-intensivesocietyiscoming．Nowadays，improvingGovernmentinformationautomation，n

2、etworkingandelectronicofaflhirshavebecometreⅡd．Thisarticlehasfurtherinvestigatedthewaysofcollectingdeclarationdata，aswellasthetransmittingsimultaneouslyofdatabetweentheintranetandintemetoftheE—governmentbasedonthecommunicationsystemprovidedbyMinistryofInformationIndustry．Theset

3、woproventechnologiesareproveninpractice．Thisarticleanalyzedthewaysofcollectingdeclarationdat乱aswellasthetransmittingsimultaneouslyofdatabetweentheintranetandinteractinthedonestleandforeigntechnicalresearchpresentsituation，theunionitemactualdemand，proposedtheconcretesolutionway．

4、Therearemulti—waystocollectthedeclarationdataintheE—governmentsystem．Ourdiscussionismainlyaboutthetypeofwayinwhichacustomer'ssoftwarecansupportrealtimetransmission，eventuallycontributingtothecollectionofdeclarationdata．ThisCallbedonebyusingadocumenttotransfertheinformationbetwe

5、enthissoftwareandtheserver,ThisdocumentwouldbeanXML—formattedtemplatethathasbeenpre—definedbythecustomer．Oncedatachanges，thereisonlyaneedtomodifythedatabaseandXMLtemplatewithoutanychangeonserversideorclientside．Meanwhile，areversibleDESalgorithmfordataencryptiontransmissionisuse

6、dtoensurethesecurityinthetransmission，TheSolutionoftransmittingsimultaneouslyofdatabetweentheintranetandinternetwillbemetinalotofprojects，especiallyintheE—governmentsystem，becausetheintranetandinternetarerequiredtobephysicallyisolatedinE—governmentsystem．BasedOntheactualrequire

7、mentsoftheprojects，thisarticleintroducesourpracticedmethod：weuseJavaforthedatatransferbetweenintranetandintemet．WeoffertWOapproachesofdataimport＆exportforautomationorself-defining．XMLformatareusedasmediumofdatatransfer．Thisarticlealsoprospectsthefurtherdevelopmentandtheperfecti

8、onofthewaysincollectingdeclarationdataandtransmittings