Comp 401 Eclipse Setup
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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.
Comp 401 Eclipse Setup
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Presentation Transcript
Comp 401Eclipse 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.
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
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
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
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
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
Mac Users – Starting Eclipse • Open your “Applications” folder • Open the “eclipse” folder • Double-click on eclipse.exe
Setting up the Eclipse Workspace • From this point on, the instructions are the same for Windows and Mac users
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
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
Setting up the Eclipse Workspace • You should now see something like this
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”
Setting up the comp401 Project • Create a new Java Project by clicking on “File” then “New” and then “Java Project”
Setting up the comp401 Project • Enter the project name as “Factorial” • Click Finish
Setting up the comp401 Project • You should see something like this (with “Factorial” instead of “comp401”)
Create A JAVA Package • On the tool bar, select “File->New->Package” or click the “New Java Package” icon, create a package called comp401pkg
Adding a New Class • Right-click on “comp401pkg” then “New” and then “Class”
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
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
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.
Specify Arguments to Your Program (Review) • Right click on your Java file -> Run As -> Run Configurations -> Arguments
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
Debug Your Programs (1) Debug Perspective (F11) Switch Views
Debug Your Programs (2) • Add a breakpoint by right-clicking in the left ruler area, and select “Toggle breakpoint” • Start debug Check this box.
Debug Your Programs (3) Step Into(F5) & Step Over(F6) Watch Set breakpoints on the side bar Code
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
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.