基于CSP的實時Java規(guī)范擴展研究.pdf

1、大連理工大學碩士學位論文基于CSP的實時Java規(guī)范擴展研究姓名：黎媛申請學位級別：碩士專業(yè)：計算機應用指導教師：劉日升20030301AbstractJavalanguageisveryconvenientforwebapplications，especiallyforInternetandIntranetBecauseofitsproperties，suchasportability，safetystructureneutralit

2、yhighperformance，andinterpretation，manyprogrammerswanttouseJavaintheirdeVelopmentsNow，thereisatrendtouseJavainreal—timeapplicationsNevertheless，Javalackssomenecessaryreal—timecapabilities，suchasscheduling，memorymanagemen

3、t，andasynchronouscontrol，sotherearemanylimitationsforusingJavainrealtimefieldsIfprogrammerswanttointroducethisobjectorientedprogramminglanguageinteal—timefields，theremustbemuchworktobedoneThispaperanalyzesitsdisadvantage

4、sandimprovingthemToachievethisaim，wegiveamodel，namedJavaChannel，whichisbasedontheCSPconceptThen，thepaperanalyzessomerelativefields，suchasprocessscheduling，memorymanagement，synchorous／asynchorouscommunicating，asynchorouse

5、venthandling，andrealtimegarbagecollectionByprovidingthese，thereal—timecapabilitiesofJavaprogramsoltllbehighlyimproved，andcar／makeupthesomeshortcomingsofRTSJInthispaperonthefirst，itintroducesJavaprogramminglanguage，analyz

6、essomeshortagesofJavawhenusedinrealtimeapplications，andshowssomerelativepointswhichmustbeconcernedwhenrealizingreal—timeJavaapplicationsAfteranalyzingtheReal—timeSpecificationofJava，itpointsoutsomeshortagesofRTSJandprovi

7、desonemodelofprocesscommunicationThatis，basedontheconceptofcsPitdesignstheJavaChannelcorrespondingwithCSPandprovidesthecorrespondinginterfaces，classesandmethodsthatsupportthechannelBasedontheimplementationofthechannel，pr