Configure JDK under fedora16

1, download jdk-XXX-rpm.bin
2, change permissions # chmod 777 jdk-XXX-rpm.bin
3, extract./jdk-XXX-rpm.bin
4, install # rpm-IVH jdk-XXX-XXX.rpm (does not seem to install) (default installation again/usr/Java/jdk1.6.0 _ 29)
5. Create a link to replace the default gcj. // I don't know what this is, instead of the default JRE?
# Cd/usr/bin
# Ls-S-F/usr/Java/jdk1.6.0 _ 29/JRE/bin/Java
# Ls-S-F/usr/Java/jdk1.6.0 _ 29/bin/javac
6. Modify the. bashrc File
Add four rows
Export java_home =/usr/Java/jdk1.6.0 _ 29
Export java_bin =/usr/Java/jdk1.6.0 _ 29/bin
Export Path = $ path: $ java_home/bin
Export classpath =.: $ java_home/lib/dt. jar: $ java_home/lib/tools. Jar
// According to the online document, write according to your actual situation :)