linux下安装jdk

1. 通过yum方式安装

yum search java | grep jdk

yum install jdk-lastVersion

https://www.linuxidc.com/Linux/2016-09/134941.htm

 

另一种方式：

1.下载jdk:

 wget --no-check-certificate --no-cookies --header "Cookie: oraclelicense=accept-securebackup-cookie" http://download.oracle.com/otn-pub/java/jdk/8u172-b11/a58eab1ec242421181065cdc37240b08/jdk-8u172-linux-x64.tar.gz

2. 解压：

tar -zxvf jdk-**.

3.编辑/etc/profile

#set java environment
JAVA_HOME=/usr/java/jdk1.7.0_79
JRE_HOME=/usr/java/jdk1.7.0_79/jre
CLASS_PATH=.:$JAVA_HOME/lib/dt.jar:$JAVA_HOME/lib/tools.jar:$JRE_HOME/lib
PATH=$PATH:$JAVA_HOME/bin:$JRE_HOME/bin
export JAVA_HOME JRE_HOME CLASS_PATH PATH

 

4.source /etc/profile

5.验证：

java -version