AJAX与J2EE技术在电信WEBGIS中的应用

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1、中山大学硕士学位论文Ajax与J2EE技术在电信WebGIS中的应用姓名：徐一坚申请学位级别：硕士专业：软件工程指导教师：吴向军20070608中山大学硕士学位论文Title：．TheApplicationofAjaxandJ2EETechnologyinTelocomWebGISMajor：SoftwareEngineeringNamelXuYijianSupervisor．-WuXiangitmAbstractWiththerapiddevelopmentofnetworktechnology,theInteracthasbecomethencvqreleaseplatformofG

2、eographiclnformafiortSystem(GIsl．1bpublishspatialdataontheWebforuF把r5’browseandusagebytheInternettechnologyhasbecomefillinevilablefiend．WebGeographicalInformationSystem(W曲GIS)istheintegrationproductofGISandWebtechnology．ItinhefitspartfimctionofGISandfoCLlSeSontheshareofgeographicintbrmation(G1)an

3、dspatialdalaprocessing．ItisadistributedsoftwaresystembasedoHwebcomputingplatform,realizingGIprocessingandGIdistribufion．·Atpresent．WebGIShasbeenwidelyusedinaIotofindustriessuchastelecomandtransportationandso011．Inthetelecomindustry,forexample，developingtelecomresoarccmanagementsystembasedOBWebGIS

4、technologyhasbccomeoneofmainmeasarefortheteleeomcarrierstoimprovetheirservicelevel．Byusingdynamicmanagemeritofnetworkresource，thetelecomcarrierscanmobilizeeffeetiveconfigmali013．andusageofnetworkresourceofeachdepartmentintheCntel'prisc,acfivmenetworkremainingassets．andimprovetheemciancyofusingnet

5、workresourceandthecompetitiveabilityoftheenterprise，helpingtheenterprisetotakefavorahiepositioninsuchaseverelycompetitivetelecommarket．Howevcr,mostofcurrentWebGISsystemshavemuchlongdevelopingcycleandPOorextansiblecapability,increasingthedevelopingcostofenterprises．Inaddition，therespondingspeedofc

6、lientsideistooslow．Usetsneedtowaitfora10ngtimetoseetheresultofoperation．ThatbringsBgcralotoftroublesmtdreducestheuscr’sexpedancegreatly．Theproblemsmentionedabove。infacLexistinmostofcurrentWebGISsystems．Thcsystemhasalowrespondingspeedandpoorextensioncapability,resultinginalotoftroublesinmaintenanc

7、e，Actually,peoplehavealreadypaidattentiontothoseproblems’research，seekingforsolutionsandachievhagsomeachievements，Forexample,developarsuseIFRAMEinthecustomerside’spagecodetorealizeIocalrefreshandin臼oducedesignpattemtos