How To Install JRE and JDK on Ubuntu Natty 11.04

Java

Method 1

From canonical partners repository
Go to Ubuntu Software Center then choose edit then click Software sources now you need to click on other software then select canonical partners,canonical partners (Source code) click ok. Then

Now this will ask for source list update after this you can install the following packages from your command line

sudo apt-get install sun-java6-jre sun-java6-plugin sun-java6-fonts

Method 2

Open the terminal and run the following commands

sudo add-apt-repository ppa:ferramroberto/java
sudo apt-get update
sudo apt-get install sun-java6-jre sun-java6-plugin sun-java6-fonts

If you want to install JDK use the following command

sudo apt-get install sun-java6-jdk

Testing Java Runtime Environment

You’ll want to confirm that your system is configured properly for Sun’s JRE. Check that the JRE is properly installed by running the following command from a terminal.

java -version

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