How to install Java on linux?

In this article, you will learn how to install Java on Linux platforms. *Download Java SDK from http://java.sun.com/j2se/1.5.0/download.jsp **Click Download JDK 5.0 Update 6 **__Review__ then accept the license agreement **download the "self-extracting file" *Install Java SDK: Open new shell type su to login as root {{{ $cd ''Download Directory'' $chmod +x jdk-1_5_0_06-linux-i586.bin $./jdk-1_5_0_06-linux-i586.bin }}} press enter till finish the agreement and type y to start installation. you will find it installed on /usr/java/jdk1.5.0_06 *set Java Environment Variables {{{$vi /etc/profile }}} press __i__ for insert then insert those commands {{{ export JAVA_HOME=/usr/java/jdk1.5.0_06 export PATH=$PATH:$JAVA_HOME/bin }}} then __wq__ for save \\ Replace the directory above with the correct directory according to your system.\\ ''Note:'' You will need to logout or reboot depending on your system *Test Java version If you want to know the current java version type {{{$java -version}}} you should see {{{ java version "1.5.0_06" Java(TM) 2 Runtime Environment, Standard Edition (build 1.5.0_06-b05) Java HotSpot(TM) Client VM (build 1.5.0_06-b05, mixed mode, sharing) }}} \\ *If you have JPackage installed then you have to make Sun JDK the default by specifying an alternatives {{{ $/usr/sbin/alternatives --install /usr/bin/java java /usr/java/jdk1.5.0_06/bin/java 500 $/usr/sbin/alternatives --install /usr/bin/javac javac /usr/java/jdk1.5.0_06/bin/javac 500 $/usr/sbin/alternatives --config java "Choose SUN SDK" $/usr/sbin/alternatives --config javac "Choose SUN SDK" }}} *To enable applet viewer on FireFox {{{ $ln -s $JAVA_HOME/jre/plugin/i386/ns7/libjavaplugin_oji.so /usr/lib/firefox-1.0.7/plugins/libjavaplugin_oji.so }}} ''Note'': Adjust the Firefox directory to your installation directory \\ Now [fully test your JVM|http://www.java.com/en/download/help/testvm.xml] \\ [Find more about installing java on linux |http://www.java.com/en/download/help/5000010500.xml]