Linux Installation Configuration JDK

First, download the JDK

Reference: http://www.codingyun.com/article/40.html

You can download it locally and then FTP to the server

can also be downloaded directly from the server (Windows version of the 32-bit and 64-bit, Ubuntu (Linux) version of the non-differentiated)

Http://download.oracle.com/otn-pub/java/jdk/8u65-b17/jdk-8u65-linux-x64.tar.gz? Authparam=1447866593_14c651521d060c106fe19b59b69722e4

There is a problem (wget get only page 5037 what), can refer to: http://www.cnblogs.com/1995hxt/p/4976436.html, behind the Authparam himself F12 get

Second, decompression and installation

Unzip first

1	tar zxvf jdk-8u65-linux-x64.tar.gz -C /usr/java/

then renamed to Java7.

1	cd /usr/java/

1	mv jdk1.8.0_xx java8

Third, configure environment variables

1	vi ~/.bashrc

Add the following four sentences at the back

1234	export JAVA_HOME=/usr/java/java8export JRE_HOME=${JAVA_HOME}/jreexport CLASSPATH=.:${JAVA_HOME}/lib:${JRE_HOME}/libexport PATH=${JAVA_HOME}/bin:$PATH

Exit VI refresh variable after saving to make the configuration take effect immediately

1	source ~/.bashrc

Enter the bin directory of Tomcat

1	cd $CATALINA_HOME/bin

Iv. Testing

[Email protected]:~$ java-version  

Linux Installation Configuration JDK