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Java Integrated Development Environments: ECLIPSE

Java Integrated Development Environments: ECLIPSE. Part1. Installation. Eclipse Installation. ■ Detailed Instructions. http://www.3plus4software.de/eclipse/installation_e n.html. ■ Basic Ingredients:. ■ Windows, Linux, Solaris, QNX or Mac OS/X operating system. ■2 56 MB RAM or more.

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Java Integrated Development Environments: ECLIPSE

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  1. Java Integrated Development Environments: ECLIPSE Part1 Installation

  2. Eclipse Installation ■DetailedInstructions http://www.3plus4software.de/eclipse/installation_e n.html ■BasicIngredients: ■Windows,Linux,Solaris,QNXorMacOS/X operating system. ■256 MB RAM or more ■AJava2runtimeenvironment(JRE)orJava2 Software Development Kit (J2SDK). Eclipse needs version 1.3or higher. ■EclipseSDKversion 2.1.3 (thelaststableversion) 200303331 3 Eclipse Installation ■Extract eclipse-SDK-*-*.zip inthepaththatwillnow morebethe%eclipse_home%. An eclipsedirectorywill be created. – E.g. C:\eclipse 200303331 4

  3. Eclipse Installation ■EclipseisaJavaprogram.Youhavetospecifythe Javapath.Therearetwoways: –1st:SpecifytheJavapathinthePATHenvironmentvariable –2nd:CopythejrefolderfromtheJAVA_HOMEdirectorytothe ECLIPSE_HOME directory ■Runeclipse;Clickontheeclipseicon 200303331 5 Eclipse Installation ■Alternative.Runeclipsefromacommandline window specifying the Java path (-vm) ■Givesflexibilityinspecifyingvariousparameters when starting eclipse 200303331 6

  4. Eclipse Installation ■Formoredetailsonrunningeclipsevisitthis: http://help.eclipse.org/help21/index.jsp?topic=/org. eclipse.platform.doc.user/tasks/running_eclipse.htm ■Theeclipsesite http://www.eclipse.org 200303331 7 Part2 Workbench

  5. Workbench 200303331 9 Workbench ■Editors – A visual component within the workbench – Used to edit or browse a resource ■Views – A visual component within the workbench – Used to navigate a hierarchy of information, open an editor or display properties of an active editor ■Perspectives – Groups of views an editors within the workbench 200303331 10

  6. A simple example… editor perspective 200303331 11 views Creating resources ■Threealternatives 1. File menu 2. Navigator context menu (right-click on selected resource) 3. New Wizard button 200303331 12

  7. Creating a new project ■Fromthe menubar,selectFile>New>Project… 200303331 13 Creating a new project 200303331 14

  8. Creating a new project 200303331 15 Creating a new folder ■Fromthepopupmenuofa project in the navigation view, select New > Folder 200303331 16

  9. Creating a new folder 200303331 17 Creating a new file ■Fromthetoolbarusethe “New” Wizard button and select “File” 200303331 18

  10. Creating a new file 200303331 19 Creating a new file 200303331 20

  11. Editors ■Editorsaretiledusingtabs(ifthereismorethan one file opened) ■Theappropriateeditorisusedaccordingtothetype of file 200303331 21 Editors 200303331 22

  12. Editors 200303331 23 Stack editors ■Possiblebothsidebysideandoneabovetheother 200303331 24

  13. Stack editors ■Possiblebothsidebysideandoneabovetheother 200303331 25 Views ■Viewshelpyouworkwithresourcesinadditionto editors 200303331 26

  14. Views (example) ■TheNavigatorviewdisplaystheprojectsandother resources that you are working with Navigator View 200303331 27 Views (example) ■Thebookmarkviewdisplaysallbookmarksinthe workbench along with the name of the file the bookmark is associated Bookmark view 200303331 28

  15. Views ■DisplayviewsfromWindow>ShowViewmenu 200303331 29 Views ■Experimentasmuchasyouwantwiththeviews ■RearrangetheWorkbenchusingthe Window > Reset Perspective menu 200303331 30

  16. Show me the files… ■Q:Wherearemyfilesactuallystored? ■A: 1. Open your file system explorer 2. Navigate to the location where you installed eclipse (%ECLIPSE_HOME%). You will find a sub-directory called “workspace” 3. You will find the projects, folders and files in that sub- directory 200303331 31 Import files 1.DragandDropfilesfromthefilesystem 2.CopyandPastefilesfromthefilesystem 3.Usetheimportwizardeitherfromthepopupmenu of the navigator or from the File menu 200303331 32

  17. Import files 200303331 33 Import files 200303331 34

  18. Import files 200303331 35 Import files 200303331 36

  19. Import files 200303331 37 Link folder to file system ■Ifyoudonotwantthecontentsofthefoldertobe copied in the “workspace” you have to “link” the folder to a position in the file system upon its creation 200303331 38

  20. Link folder to file system 200303331 39 Link folder to file system ■Click “Advanced” ■Check “Linktofolderinfilesystem” ■Browsetofindthedesiredfolder 200303331 40

  21. Link folder to file system 200303331 41 Link folder to file system 200303331 42

  22. Link folder to file system 200303331 43 Link folder to file system ■Ifyousneakinthefilesystemexploreryouwillsee that there is no folder “StamatisLink” in the “workspace” folder. Any change will be automatically made to the resources linked in the file system. 200303331 44

  23. Part3 Java Development Prepare Workbench ■SwitchtoJavaPerspectiveusing Window > Open Perspective > Java Menu 200303331 46

  24. Prepare Workbench 200303331 47 Prepare Workbench ■Javaperspectivehasthefollowingviews – Package Explorer – Hierarchy – Outline – Search – Console – Tasks 200303331 48

  25. Prepare Workbench ■VerifyJREinstallationand classpathvariables ■SelectmenuWindow>Preferences 200303331 49 Prepare Workbench ■SelectJava>Installed JREs ■ConfirmthataJREhasbeenautomaticallydetected. ■TheuseofanSDKratherthanaJREis recommended 200303331 50

  26. Prepare Workbench ■Select “Workbench” ■Makesure “Performbuildautomaticallyonresource modification” is checked 200303331 51 Code Organization ■Projects ■Packages ■Classes 200303331 52

  27. Create a new Java project ■Projectsarethecontainersofpackages ■Alljavaprojectsaredirectlystoredinsideaproject ■GeneratedCLASSfilesarestoredalongwiththe JAVA source files ■Twowaystocreateanewproject 1. From the File > New > Project menu 2. From the “New Java Project” icon in the toolbar 200303331 53 Create a new Java project ■Select “Java”,thenNext 200303331 54

  28. Create a new Java project ■Choosewhetheryouwill “import”contentintheproject. In this case the content is NOT copied in the workspace 200303331 55 Create a new Java project ■Addanyexternaljarsnecessarytorunyourcode (if any) ■Click “Finish” 200303331 56

  29. Create a new Java project 200303331 57 Create a new Java package ■Choosetheprojectthatwillcontainthepackage from the Package Explorer ■Threewaystocreatethenewpackage 1. From the pop-up menu (right-click on the project) select New > Package • From the “File” menu select New > Package • From the toolbar using the “New Package” icon 200303331 58

  30. Create a new Java package ■Giveanametothepackage ■Click “Finish” 200303331 59 Create a new Java package 200303331 60

  31. Create a new Java Class ■TherearevariouswaystocreateanewJavaClass – Select the package where the new class will reside 1. Use “New Class” icon in the workbench toolbar 2. From the package’s pop-up menu (right-click) choose New > Class 3. From the toolbar select the “New” icon’s drop-down and then select “Class” 4. From the toolbar select the “New” icon and then “Java” in the left pane and “Class” in the right pane 5. Select File > New > Class menu ■YoucanalwaystypeanewclassinanexistingJava file from the Package Explorer 200303331 61 Create a new Java Class 200303331 62

  32. Create a new Java Class ■Selectaclassname ■Selectpossible superclass ■Selectpossible implementing interfaces ■e.t.c 200303331 63 Create a new Java Class 200303331 64

  33. Java editor features ■Importassistance 200303331 65 Java editor features ■MethodCompletion(automaticallyorusingCtrl+Space) 200303331 66

  34. Java editor features ■Hoveringoveridentifiershows Javadocspec 200303331 67 Java editor features ■On-the-flyspellcheck Hover over this to see mistake 200303331 68

  35. Java editor features ■QuickFix Double click here to get suggestions 200303331 69 Java editor features ■Codetemplates(Ctrl+Space) 200303331 70

  36. Java editor features ■Argumenthints 200303331 71 Java editor features ■JavaDocAssist 200303331 72

  37. Class Hierarchies 200303331 73 Class Hierarchies 200303331 74

  38. Class Hierarchies 200303331 75 Class Hierarchies 200303331 76

  39. Class Hierarchies 200303331 77 Class Hierarchies ■Selectatypeandfromitspop-upselect “OpenType Hierarchy” ■TheHierarchyViewwillappear 200303331 78

  40. Class Hierarchies 200303331 79 Search for Java Elements ■DeclarationsorReferences 200303331 80

  41. Search for Java Elements 200303331 81 Search for Java Elements ■Selectatypeormethod ■Fromitspop-upselectSearch>References>Workspace ■Youwillretrieveallit’sreferencesintheSearchView 200303331 82

  42. Search for Java Elements Search View 83 Run Java Programs ■Buildisperformedautomaticallyuponresource modification ■Ifyouwanttodoitexplicitlyselectmenu Project>Rebuild project ■Twowaystorunaproject: – Select menu Run > Run As > Java Application – Click on the “Run” icon in the toolbar 200303331 84

  43. Run Java Programs 200303331 85 Run Java Programs ■TheConsoleViewshowsupwiththeoutput! Console View 200303331 86

  44. Part4 UML Eclipse UML Installation ■Exiteclipse ■DownloadEMF(EclipseModelingFramework)zipfile from http://www.omondo.com/download/free/index.jsp ■UnzipEMFzipin%ECLIPSE_HOME%directory ■Re-starteclipse ■Exiteclipse 200303331 88

  45. Download this 200303331 89 Eclipse UML Installation 200303331 90

  46. Eclipse UML Installation ■DownloadEclipseUMLzipfilefrom http://www.omondo.com/download/free/index.jsp ■UnzipEclipseUMLzipin%ECLIPSE_HOME% directory ■Re-starteclipse ■That’sit! ■Moredetailsin: –http://www.omondo.com/faq/free/index.jsp#emfzipi –http://www.lifl.fr/~offroy/eclipse_HTML/internal/instal lation/Eclipse_Java_&_UML_install.html 200303331 91 Download This 200303331 92

  47. Eclipse UML Installation 200303331 93 Create your first class diagram ■Selectapackage ■Fromitcontextmenu(right-click)select New>Other>UML->UML Class Diagram 200303331 94

  48. Create your first class diagram 200303331 95 Create your first class diagram 200303331 96

  49. Create your first class diagram ■Choosethekindof relationship you want to be depicted – Association – Inheritance – Dependency 200303331 97 Create your first class diagram ■Choosetheclassesthatwill participate in the diagram 200303331 98

  50. Create your first class diagram ■Hereisit! 200303331 99 Prepare Workbench for UML design ■SelectmenuWindow>Preferences 200303331 100

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