Java Installation

Java Installation and Path Setting with screenshots

Java InstallationIn this chapter you will learn:

  1. How to Download and Install Java in Windows 10/8/7, Vista or XP?
  2. How to set Java Path in Different OS?
  3. Ready to write and execute Java Program

This is very fundamental chapter of learning java in which you will learn downloading Java, Installation and setting path. If you know how to signup in facebook you are capable in doing all these tasks yourself. It is as easy as posting your status on facebook or twitter. Believe me, I am not joking. I will guide you at every steps with screenshots and at the end you feel proud on yourself.

 

Download Java

If your PC doesn’t have Java, download it from java official site. Go to Java Official Site

Installation:

After downloading Java, it’s time to install it on your PC. It is not a difficult task and as easy as installing other windows software.

Steps 1: Double click on java executable file which you have downloaded.

Java Executable File

Steps 2: The installation process is started. Windows security will ask you whether allow or not to run this software. Click yes if asked.

Permission

Steps 3: Click on Install button to accept license terms and start Installation.

Permission

Steps 4: Now just do Next > Next > Finish.

Permission

Steps 5: Congratulations!!! You have installed Java Successfully on your PC.

 

Now, it’s time to check whether Java is installed on your PC or not.

Go to C Drive > Program Files. Here in the list you will find Java folder.

Java Location

If you get this folder it means Java has been installed on your PC. But it doesn’t mean you are ready for writing and executing java program. One more step is ahead. It is setting Path in System Environment Variable. Until you set path you are not able to compile java code.

Set Java Path in System Environment Variable

In order to setting java path you need to open system variable windows first. To open system variable windows you follow these steps.

Windows 10/8/7, Vista and XP

Steps 1: Right click on MyComputer, Computer or This PC and select properties.

Steps1

Steps 2: In the left side, there is link Advanced System Settings. Click on it.

steps 2

Steps 3: Go to Advanced tab and click on Environment Variables.

steps 3

Steps 4: In the System Variable Column click on New.

steps 4

Steps 5: In the Variable Name write JAVA_HOME and in the Variable Value field Write Java Installation path. It is in your program file location as C:\Program Files\Java\jdk1.8.0_65

steps 5

Steps 6: Click on OK to save.

 

Steps 7: Now find Path in the variable name and select it.

Steps 7

Steps 8: Click on Edit

steps 7

Steps 9: Add %JAVA_HOME%\bin at the end. You must put a semicolon (;) at the end of previous value before adding new value. Do not delete or alter previous written value. Softly put a semicolon at the end if there is no semicolon and then put your JAVA_HOME value.

steps 9

Steps 10: Click OK to save.

 

Testing Java

Now it’s time to test whether Java is working on your machine or not. In order to test java, do the following steps.

1. Open command prompt. To open command prompt press windows + R key and write cmd and press enter. Write javac in the command prompt. If you get list of java option then cheers! Java is ready on your machine and now you can start java journey.

Java cmd

Summary

In this chapter you have learned how to Download, Install and set path for Java. Setting environment variable is little bit tricky but if you are learning Java then this level of tech is expected from you. In the next chapter you will write and execute your first JAVA program.



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