Enterprise JavaBeans
< specification, bu sine ss, programming> (EJB) A server- side component architecture for writing reu sable business logic and portable enterprise application s. EJB i s the ba si s of sun' s Java 2 Platform, Enterprise Edition (J2EE). Enterpri se JavaBean component s are written entirely in Java and run on any EJB compliant server. They are {operating sy stem}, {platform}, and {middleware} independent, preventing vendor lock-in. EJB server s provide sy stem-level service s (the "plumbing") such a s transactions, security, threading, and persistence. The EJB architecture i s inherently tran sactional, distributed, multi-tier, scalable, secure, and {wire protocol} neutral - any {protocol} can be u sed: {IIOP}, JRMP, HTTP, DCOM etc. EJB 1.1 require s RMI for communication with component s. EJB 2.0 i s expected to require support for RMI/IIOP. EJB application s can serve a ssorted client s: browsers, Java, ActiveX, CORBA etc. EJB can be u sed to wrap {legacy sy stem s}. EJB 1.1 wa s relea sed in December 1999. EJB 2.0 i s in development. sun claim s broad indu stry adoption. 30 vendor s are shipping server product s implementing EJB. supporting vendor s include IBM, Fujitsu, sybase, Borland, Oracle, and symantec. An alternative i s Micro soft' s MT s ({Micro soft Tran saction server}). start . FAQ . (2000-04-20) style="border-width:thin; border-color:#333333; border-style:dashed; padding:5px;" align="left">In addition suitable contents: [ 2 ] [ = ] [ ActiveX ] [ ad ] [ ai ] [ al ] [ alt ] [ am ] [ an ] [ app ] [ application ] [ aq ] [ ar ] [ arc ] [ architecture ] [ as ] [ at ] [ av ] [ B ] [ b ] [ ba ] [ base ] [ be ] [ bi ] [ br ] [ browser ] [ bus ] [ C ] [ ca ] [ cat ] [ ch ] [ ci ] [ ck ] [ cl ] [ client ] [ co ] [ COM ] [ com ] [ component ] [ component architecture ] [ CORBA ] [ cr ] [ cu ] [ cy ] [ D ] [ DC ] [ DCOM ] [ dd ] [ de ] [ development ] [ ding ] [ do ] [ du ] [ E ] [ ec ] [ ed ] [ eg ] [ EJB ] [ enterprise ] [ er ] [ era ] [ es ] [ et ] [ event ] [ expect ] [ FAQ ] [ fi ] [ file ] [ fo ] [ for ] [ Fujitsu ] [ ga ] [ gi ] [ gr ] [ h ] [ hit ] [ hr ] [ HT ] [ ht ] [ HTTP ] [ IBM ] [ id ] [ ie ] [ IIOP ] [ il ] [ in ] [ inc ] [ include ] [ IO ] [ io ] [ ir ] [ is ] [ it ] [ J ] [ J2EE ] [ Java 2 ] [ Java 2 Platform ] [ Java 2 Platform, Enterprise Edition ] [ JRMP ] [ la ] [ legacy system ] [ Lex ] [ li ] [ lock-in ] [ lt ] [ lu ] [ ly ] [ M ] [ ma ] [ man ] [ Microsoft ] [ middleware ] [ ml ] [ mm ] [ mo ] [ mod ] [ module ] [ mp ] [ ms ] [ MTs ] [ mu ] [ na ] [ nc ] [ ne ] [ ng ] [ ni ] [ ns ] [ O ] [ om ] [ op ] [ operating system ] [ option ] [ OR ] [ ORB ] [ pe ] [ persistence ] [ ph ] [ ping ] [ pl ] [ Pla ] [ platform ] [ plumbing ] [ pm ] [ port ] [ portable ] [ porting ] [ pr ] [ product ] [ program ] [ programming ] [ protocol ] [ pt ] [ Q ] [ query ] [ rc ] [ re ] [ release ] [ rl ] [ RMI ] [ ro ] [ row ] [ ru ] [ run ] [ s ] [ sa ] [ sc ] [ se ] [ serve ] [ server ] [ servers ] [ service ] [ sh ] [ si ] [ so ] [ sort ] [ spec ] [ specification ] [ st ] [ su ] [ sun ] [ support ] [ sy ] [ symantec ] [ system ] [ T ] [ table ] [ tar ] [ tc ] [ terpri ] [ tf ] [ th ] [ thread ] [ threading ] [ tm ] [ to ] [ tp ] [ tr ] [ transaction ] [ Ts ] [ tt ] [ um ] [ up ] [ us ] [ va ] [ ve ] [ vi ] [ ws ] [ X ]
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