[Java] Install Eclipse IDE and run HelloWorld java app
What is Eclipse IDE?
Eclipse IDE is a Integrated Development Environment for Java Developers. Not only Java but also any other languages like C++, PHP are supported by Eclipse IDE. With this powerful dev tool, you can develop lots of applications such as Mobile, Web, Desktop(RCP) and so on. The most important thing is, it is opensource and for free. To install Eclipse IDE, please go to Eclipse download page.
Eclipse IDE Download & Installation
You can choose IDE depending on your system and what you want to develop. Here, I'm gonna choose [Eclipse IDE 2019-12 R Packages(also called ORION)] and [Eclipse for Enterprise Java Developers]. Before installation, make sure that you have to install Java JDK first.
Step1. Click [Windows 64-bit].
Step2. Click [Download].
Step3. When finishing download, unzip "eclipse-jee-2019-12-R-win32-x86_64.zip" to the following folder.
Step4. Run [eclipse.exe] file.
Step5. Choose Workspace.
Default is %USER_HOME% path.
Step6. Now, create New Java project to run example "Hello" java application.
Click [Create new project].
Step7. Enter "TestProject" in the project name.
Step8. Keep Clicking [Next] and lastly, click [Finish].
Step9. Then, Let's create Java class.
In the "TestProject", right click "src", [New] and [Class]. Enter "HelloWorldApp" in the Class name and click [Finish].
Step10. Write and run the Java code.
In the main method, write Java code like upon and save.
Step11. Right click "Test Project", [Run As] and [Java Application].
Step12. If you got message like upon in the Console View, Your Eclipse IDE installation is finished successfully.
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