基于MAPXTREMEJAVA的铁路超限超重货物运输查询子系统的设计与研究

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1、北京交通大学硕士学位论文基于MapXtremeJava的铁路超限超重货物运输查询子系统的设计与研究姓名：沈文辉申请学位级别：硕士专业：计算机应用技术指导教师：刘峰20080601ABSTRACTABSTRACTABSTRACT：Railwayisthemainarteryofnationaleconomy．Thereisalotofinfonnationaboutfacilitiesandbusinessinrailway．Toestablishspecialrailwayinformationsystemwhichmanagetheseinformationm

2、eettheneedsofChinaRailwayInfo肌ationPlan．anditisthesignofrailwaymodernization．Thetransportationofrailwayover-gaugeandoverloadgoodsmainlymeetthedemandofnationallarge—scaleprojectsandtheconstructionofnationaldefense．Sothesafe,rapidtransportationofthesegoodshasdeepinfluenceonthewholenati

3、onaleconomyandnationaldefensemodernization．Thetransportationofrailwayover-gaugeandoverloadgoodshasstricttechnicalrequirementandcomplexorganizationwork，andalotofwork,suchasmeasure，compute，arestillonthemanualstage．Thushowtoassuretheeffectiveandsafetransportationofrailwayover-gaugeandov

4、erloadgoodsbymodeminformationmethodsisbecominganimportantproblem．ThisthesisisbasedontheAdministrationofRailways’projectnamedRailwayOver-gaugeandOverloadTransportationInformationSystem．WedeveloptheQuerySubsystemofRailwayOver-gaugeandOverloadGoodsTransportationbyGIStechnologiesbecauseo

5、fthetraitandbasicworkflowofrailwayover-gaugeandoverloadgoodstransportationwhichhastomanagealotofgeographicandspatialdata．AndweusetheMapXtremeJavaplatformwhichisaproductofMapinfoCompanytodevelopthissubsystem．Thisthesisanalysesthefunctionneedsofthesubsystemanddeeplyresearchrelativetech

6、nologiesaboutthesystem，suchastheobtainingandstoragemethodsofgeographicandspatialdata，thehierarchyofAPI，WebdeploymentandSOon·Wedesignthesystemflame，softwarearchitectureandimplementingmethodsofsomekeyfunctionsthroughthemediumclientdevelopmodeofMapXtremeJava．Thesubsystemvisualizesmuchin

7、formationofrailwayOVer·gaugeandoverloadgoodstransportationwhichisinvisibleinthepast，anditmakethemanagementandbusinessanalysisofrailwayover-gaugeandoverloadgoodstransportationmoreconvenience·Therearesomespecialconditions，suchascannotpass1ineandnecessarynodes，inthepathsearchofrailwayov

8、er-gaugeando