Directions for installing Java & BlueJ on Windows or...
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Directions for installing Java & BlueJ on Windows or Linux (Jan. 29, 2009) Step 1 - Installing Java on a Windows or Linux computer The Java language is housed on Sun Microsystems servers. Using a web browser, you should visit the following website: http://java.sun.com/ The web page should appear something like the following picture. You want to install the standard edition ("SE" in Sun's terminology). To do this click on the link named Java SE and circled in the image above. The resulting page is a download page that should appear similar to the one shown on the next page of this document.
Transcript of Directions for installing Java & BlueJ on Windows or...
DirectionsforinstallingJava&BlueJonWindowsorLinux(Jan.29,2009)
Step1InstallingJavaonaWindowsorLinuxcomputerTheJavalanguageishousedonSunMicrosystemsservers.Usingawebbrowser,youshouldvisitthefollowingwebsite:http://java.sun.com/Thewebpageshouldappearsomethinglikethefollowingpicture.Youwanttoinstallthestandardedition("SE"inSun'sterminology).TodothisclickonthelinknamedJavaSEandcircledintheimageabove.Theresultingpageisadownloadpagethatshouldappearsimilartotheoneshownonthenextpageofthisdocument.
YouwillbeinstallingtheJavaDevelopmentKit(called"JDK"atthewebsite).ThecurrentversionofthissoftwareisVersion6,Update16‐thedevelopmentkit,notjusttheruntimeenvironment.ClicktheDownloadbuttoncircledabove.Nowyoushouldseethefollowingpage.Fromthispageyoumustselectyourtypeofcomputer(either"Windows"forXPandVista,or"Linux"or"Solaris"Ifyouhavea64‐bitprocessororanItanium,youneedtoselectoneoftheseoptions.Youmustalsoclickonthe"IagreetotheJavaSEDevelopmentKit6LicenseAgreement"(circledabove)beforeclickingthe"Continue"button.Clickingonthejdk‐6u16‐...linkonthenextpagewillcausetheJavaDevelopmentKittobedownloadedtoyourcomputer.Youmustthenfollowtheinstallationinstructions,double‐clickingthedownloadedfileifitdoesn'tautomaticallybegintheinstall.
Step2InstallingBlueJTheBlueJIDEislocatedatthefollowingwebsite:http://bluej.org/Thetopofthispageisshownbelow:
Ontheleftsideofthepageisamenu.Selectthedownloadoption(circledabove)fromthismenu.Onthenextpageyouneedtoclickthelinkforthepropersystemlistedin"Step2".onthewebpageThiswebpagealsohasalinktothedirectionsforcompletingthisinstallation.Step3InstallingJavadocumentation(optional)TheJavalanguageincludesarichcollectionofstandardclassesthatyoucanuseinyourprograms.Theseclasses(alsoknownasan"ApplicationProgrammingInterface"orAPI)aredescribedintheAPIspecifications.Youcanaccessthisdocumentationonlineatthefollowingwebsite:http://java.sun.com/javase/6/docs/api/Ifyoudon'thavefastInternetaccessorjustwanttostoreyourowncopy,youcanalsodownloadallofthisdocumentationontoyourowncomputer.Todownloadthedocumentation,proceedtotheJavaSEDownloadswebpageasshowninStep2(seethesecondwebpageimageinthisdocument).Thistimeyoumustscrolldownthepageabitfarthertothe"JavaSEDocumentation"sectionandclickthe"Download"button(circledonthenextpage).Asalways,youmayneedtofollowdirectionstocompletetheinstallation‐usuallydouble‐clickingthedownloadedfile.
AknownissuewithVistaSomestudentswithVistacomputershaveexperiencedproblemswhentryingtouseBlueJforthefirsttime.Theproblemismanifestedasfollows:whenstartingBlueJ,itdoesnotdisplaytheusualwindow,butinsteadapopupwindowappearscomplainingaboutbeingunabletolocatetheJavadevelopmentfiles.ThewaytocorrecttheproblemistoclicktheBrowsebuttonthatisincludedinthepopupwindow.Fromtheresultingbrowserwindowselect/openthefilethatislocatedin C:/ProgramFiles/Java/jdk1.6.0_16/bin/javaYoushouldonlyneedtodothisthefirsttimeyouexecuteBlueJ.
