JDK environment configuration in Linux

1, first download JDK source files. tar.gz file

2, Root with fire decompression sudo tar-zxvf. tar.gz

3, add the following content in the Etc/profile file

4, install before using java-version to see if there is no openjdk, if please first uninstall, in the installation. I am the system of the newly installed, not after viewing

5, after the new boot system can!

Export java_home=/app/java/jdk/jdk1.7.0_79
Export JRE_HOME=${JAVA_HOME}/JRE
Export Classpath=.:${java_home}/lib:${jre_home}/lib
Export Path=${java_home}/bin: $PATH

JDK environment configuration in Linux