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Comp 401 Eclipse Setup

Comp 401 Eclipse Setup. Graduate TA’s: Wade Gobel, Ben Newton. Eclipse – One Time Setup. Mac and Windows have separate setup instructions Once we begin using Eclipse, instructions are the same Ask TA’s for help with any problems you encounter.

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Comp 401 Eclipse Setup

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  1. Comp 401Eclipse Setup Graduate TA’s: Wade Gobel, Ben Newton

  2. Eclipse – One Time Setup • Mac and Windows have separate setup instructions • Once we begin using Eclipse, instructions are the same • Ask TA’s for help with any problems you encounter.

  3. Windows Users – Setting up the Workspace Folders • Open “My Computer” • Click on “Start” and then “Computer” • Open your “C:” drive • Create a new folder called “comp401workspace” • Do not include the quotes in the name • Open the “comp401workspace” folder • Leave the window showing the folder contents open

  4. Windows Users – Setting up the Workspace Folders • From the recitation page of the course website, download Java and Eclipse onto your desktop • For all the files, you must right-click and then choose the “Save link as…” or “Save target as…” option • If you are using Internet Explorer • Save the file to your desktop by clicking on the desktop icon on the left-hand-side of the Save window • If you are using Mozilla Firefox • Download the files to your desktop • Drag the files you save from the desktop to the “comp401workspace” folder you opened up earlier

  5. Windows Users – Starting Eclipse • Unzip your downloaded Eclipse file, go to its extracted folder, and create a shortcut of the file “eclipse.exe” onto your desktop • Right-click on eclipse.exe and choose Send to -> Desktop • Double-click on the Eclipse shortcut on your desktop

  6. Mac Users – Setting up the Workspace Folders • Open your “Documents” folder • Create a new folder called “comp401workspace” • Do not include the quotes in the name • Open “comp401workspace” folder • Leave the window showing the folder contents open

  7. Mac Users – Setting up the Workspace Folders • From the recitation page of the course website, download Java and Eclipse onto your desktop • For all the files, you must right-click and then choose the “Save link as…” or “Save target as…” option • If you are using Safari or Mozilla Firefox • Download the files to your desktop • Drag the files you save from the desktop to the “comp401workspace” folder you opened up earlier

  8. Mac Users – Starting Eclipse • Open your “Applications” folder • Open the “eclipse” folder • Double-click on eclipse.exe

  9. Setting up the Eclipse Workspace • From this point on, the instructions are the same for Windows and Mac users

  10. Setting up the Eclipse Workspace • When you first start Eclipse, you may see the Workspace launcher screen • Browse to the comp401workspace you created • Click OK

  11. Setting up the Eclipse Workspace • When you first start Eclipse, you may see the Startup tab • If you do, you can close it using the “x” button for the tab

  12. Setting up the Eclipse Workspace • You should now see something like this

  13. Setting up the Eclipse Workspace • If you already have some other workspace open, you can switch between workspaces by clicking on “File” then “Switch Workspace” then “your target workspace”

  14. Setting up the comp401 Project • Create a new Java Project by clicking on “File” then “New” and then “Java Project”

  15. Setting up the comp401 Project • Enter the project name as “Factorial” • Click Finish

  16. Setting up the comp401 Project • You should see something like this (with “Factorial” instead of “comp401”)

  17. Create A JAVA Package • On the tool bar, select “File->New->Package” or click the “New Java Package” icon, create a package called comp401pkg

  18. Adding a New Class • Right-click on “comp401pkg” then “New” and then “Class”

  19. Adding a New Class • Call the class “Factorial” • Do not change any other settings or enter other information • Click Finish at the bottom of the window

  20. Adding a New Class • You should see something like this (your project name and class names will be different) • Eclipse has already made the class header for you • You can now write the class body in the edit window

  21. Running ASafeArgPrinter from Eclipse • Right-click on “Factorial.java” then “Run As…” and then “Java Application”(or Ctrl+F11) • Make sure you have finished the main method before running it.

  22. Specify Arguments to Your Program (Review) • Right click on your Java file -> Run As -> Run Configurations -> Arguments

  23. Compiling in Eclipse • By default, Eclipse auto-compiles for you so you never have to • To turn auto-compile on or off, click on “Project” and then check or uncheck the “Build Automatically” option • If it is checked, then auto-compile is on

  24. Debug Your Programs (1) Debug Perspective (F11) Switch Views

  25. Debug Your Programs (2) • Add a breakpoint by right-clicking in the left ruler area, and select “Toggle breakpoint” • Start debug Check this box.

  26. Debug Your Programs (3) Step Into(F5) & Step Over(F6) Watch Set breakpoints on the side bar Code

  27. Eclipse and You • You have successfully setup Eclipse • Later we will install the ObjectEditor package needed for this class • Feel free to explore Eclipse and use it for your assignments from now on • If you have any questions or problems about Eclipse, feel free to ask the TA’s

  28. Screen Captures • Select the window you want to capture. • Press Alt-Print Screen (Windows) or Command + Shift + 4, then Spacebar (Mac) • An image of the screen is in your copy buffer • Paste into document for your assignment.

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