Linux installation JDK

1. Download
Http://www.oracle.com/technetwork/java/javase/downloads/index.html
I'm under the jdk-8u11-linux-x64.tar.gz (recommended 7)

2. Installation
The so-called installation is TMD decompression. Unzip to the/usr/java. namely/usr/java/jdk1.8.0_11

3. Configuring the Environment
#sudo Vi/etc/profile
On the last side add:
#set Java Environment
Export Java_home=/usr/java/jdk1.8.0_11
Export classpath=.: $JAVA _home/lib/dt.jar: $JAVA _home/lib/tools.jar
Export path= $PATH: $JAVA _home/bin
Export Java_home CLASSPATH PATH
Save exit.
#source/etc/profile
#java-version
#cd/usr/bin
#ln-S-f/usr/java/jdk1.8.0_11/jre/bin/java
#ln-S-f/usr/java/jdk1.8.0_11/bin/javac
#java-version