linux压缩包安装jdk

1、下载jdk压缩包

$ wget http://download.oracle.com/otn-pub/java/jdk/8u144-b01/090f390dda5b47b9b721c7dfaa008135/jdk-8u144-linux-x64.tar.gz?AuthParam=1502696435_5571ce7f047149139d996be08ed9e54e

 

2、创建jdk目录

$ sudo mkdir -p /usr/local/jvm

 

3、解压jdk到指定目录

$ sudo tar zxvf jdk-8u144-linux-x64.tar.gz -C /usr/local/jvm 

 

4、设置环境变量

# ubuntu 变量环境文件
$ sudo vim ~/.bashrc

# centos 变量环境文件
$ sudo vim /etc/profile

---------------------------------------->

# set java's path
export JAVA_HOME=/usr/local/jvm/jdk1.8.0_144
export JRE_HOME=${JAVA_HOME}/jre
export CLASSPATH=.:${JAVA_HOME}/lib:${JRE_HOME}/lib
export PATH=${JAVA_HOME}/bin:$PATH

 

5、使用配置生效

$ source ~/.bashrc

 

6、查询版本信息

$ java -version