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1.打开Oracle网站下载jdk7 选择Linux的版本,如果操作系统是32位就选择x86,64位就选择x64。 我们选择jdk-7u80-linux-x64.tar.gz 2.打开Terminal。 我么指定安装目录:/usr/local/java。首先在/usr/local下创建一个java文件夹。 cd /usr/local sudo mkdir java 3.将下载的jdk压缩文件移动到/usr/local/java下(mv命令),解压文件 sudo tar -zxvf jdk-7u80-linux-x64.tar.gz 4.解压完后配置环境变量。 打开/etc/profile文件 sudo gedit /etc/profile 在文件后加上:
export JAVA_HOME=/usr/local/java/jdk1.7.0_80 ## 自己解压的jdk 目录 export JRE_HOME=${JAVA_HOME}/jre export CLASSPATH=.:${JAVA_HOME}/lib:${JRE_HOME}/lib export PATH=${JAVA_HOME}/bin:$PATH 保存并关闭。 5.一般重启后生效,也可以使用source命令 source /etc/profile 可查看jdk版本: java -version jdk配置成功
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一、jdk环境配置
1.打开Oracle网站下载jdk7
选择Linux的版本,如果操作系统是32位就选择x86,64位就选择x64。
我们选择jdk-7u80-linux-x64.tar.gz
2.打开Terminal。
我么指定安装目录:/usr/local/java。首先在/usr/local下创建一个java文件夹。
cd /usr/local
sudo mkdir java
3.将下载的jdk压缩文件移动到/usr/local/java下(mv命令),解压文件
sudo tar -zxvf jdk-7u80-linux-x64.tar.gz
4.解压完后配置环境变量。
打开/etc/profile文件
sudo gedit /etc/profile
在文件后加上:
set oracle jdk environment
export JAVA_HOME=/usr/local/java/jdk1.7.0_80 ## 自己解压的jdk 目录
![image](https://cloud.githubusercontent.com/assets/19873983/18247039/72b253ac-73a2-11e6-982f-75c02d88d071.png)
export JRE_HOME=${JAVA_HOME}/jre
export CLASSPATH=.:${JAVA_HOME}/lib:${JRE_HOME}/lib
export PATH=${JAVA_HOME}/bin:$PATH
保存并关闭。
5.一般重启后生效,也可以使用source命令
source /etc/profile
可查看jdk版本:
java -version
jdk配置成功
The text was updated successfully, but these errors were encountered: