Configure JDK 5 or JDK 6 environment variables in Fedora Linux

1. Install

Chmod + x jdk-1_5_0_08-linux-i586.bin

. Jdk-1_5_0_08-linux-i586.bin

Chmod + x jdk-1_5_0_08-linux-i586.rpm

Rpm-IVH jdk-1_5_0_08-linux-i586.rpm

2. Set Environment Variables

# Vi/etc/profile

Add at the end

# Java ......

Java_home =/usr/Java/jdk1.5.0 _ 08/

Classpath =.: $ java_home/lib/tools. jar:/lib. dt. Jar

Path = $ java_home/bin: $ path

Export java_home classpath path

Save and exit

Press ESC

: WQ

3. Use

VI/etc/profile. d/Java. Sh

Java_home =/usr/Java/jdk1.5.0 _ 08/

Classpath =.: $ java_home/lib/tools. jar:/lib. dt. Jar

Path = $ java_home/bin: $ path

Java_opts = "-server-xmx768m-XX: maxnewsize = 512 M-XX: maxpermsize = 700 m"

Catalina_opts = "-server-xmx768m-XX: maxnewsize = 512 M-XX: maxpermsize = 700 m"

Export java_home classpath path java_opts catalina_opts

Save and exit

Press ESC

: WQ

Chmod 755/etc/profile. d/Java. Sh

4. Execute all commands

Source/etc/profile

Source/etc/profile. d/Java. Sh

5. Test whether Java is installed

Java-version