专业:08计应(1)班:080171011320:田俊军
JavaIntroduction
Java,fromSunMicrosystemsInc.inMay1995launchedtheJavaprogramminglanguageandJavaplatformgeneral.ImplementedwithJavaHotJavabrowser(supportsJavaapplet)showsthecharmofJava:cross-platform,dynamicWeb,Internetcomputing.Sincethen,JavaiswidelyacceptedandpromotedtherapiddevelopmentofWeb,popularbrowsersnowsupporttheJavaapplet.
FatherofJava:JamesGosling
HistoryofdevelopmentofjavaJavaversionofthedivision
KeyFeaturesjava
JavaIDE
Java'sfuturedevelopment
HistoryofdevelopmentofJava
1991
1995
1998
GreenGroupledbyJamesGoslinghasdevelopedlanguageforthedigitalhomeappliancesoftheOak
Javaofficiallycomeoutandwaswellwell-knownU.S.magazinePCMagazineTopTenin1995asoneofoutstandingscientificandtechnologicalproducts
LaunchedtheJava2platform.Improvedperformance,andJava'sbasicmodelwasimproved,andprovidesaricherAPI
Javaversionofthedivision
J2ME
Java2
J2SE
J2EE
J2SEistheJava2StandardEdition,primarilyforprogrammingofdesktopapplications.
J2EEistheJava2EnterpriseEdition,mainlyusedfordistributednetworkprogramdevelopment.
J2MEistheJava2MicroEdition,mainlyusedinembeddedsystemsdevelopment.
KeyFeaturesjava
SimpleObjectoriented
Platformindependent
Distributed,Dynamic,Reliable,Security
Multithreading
……
JavaIDEToday'smostpopularjavaIDEisEclipse,Myeclipse,Jbuilder2006,Jdeveloper,Netbeans.
Java'sfuturedevelopment
Sun,andIBM,Oracle,NetscapeandothercompaniesarevigorouslypromotingtheapplicationofJava.ExpectedinthenearfuturewillincreasethespeedofJava,sothatandC++asfast.Javaapplicationsinthewwwafterthepositionwasreaffirmed,Sun,inturn,expandtheareaofJavaapplicationsintheappliance,Javaapplicationshaveextendedtothebr
oadertrendsinthefield.Sunexecutivessaidthecompany"Java'spotentialfarexceedsthebenefitsofaprogramminglanguage.
HowtolearnJava?
Learnthebasics
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