Linux安装配置jdk11

亦凉 2024-04-03 06:55 93阅读 0赞

## 第一步：安装包准备 ##

> [https://www.oracle.com/java/technologies/javase-jdk11-downloads.html][https_www.oracle.com_java_technologies_javase-jdk11-downloads.html]

![4b4f923355b94998a3d841a5efb05a79.png][]

### 第二步，利用ftp工具FileZilla将下载的jdk11压缩包上传/tmp下 ###

放哪个目录下都行

![723a83639d13464a96dc5f4cd25c8c9f.png][]

![ca903bf18e7847c6a389b2495b58403f.png][]

### 第三步，解压文件到指定目录 ###

tar -zxvf jdk-11.0.12_linux-x64_bin.tar.gz   -C /opt/enviroment/

![46fa9eb3e8bf451a8a41da87887b1eaf.png][]

解压完查看：

![ae0909df900840b0a5f7fd6a1b095666.png][]

### 第四步，配置环境变量 ###

vi /etc/profile

将以下配置内容添加到文件最下方： shift + g

按 ‘a’ 或 ‘i‘ 编辑 添加下面四句话

export JAVA_HOME=/opt/enviroment/jdk-11.0.9
    
    export JRE_HOME=\$JAVA_HOME/
    
    export PATH=$JAVA_HOME/bin:$PATH
    
    export CLASSPATH=.:$JAVA_HOME/lib/dt.jar:$JAVA_HOME/lib/tools.jar

添加完按 esc :wq保存退出

![1da2f27c567343f39a385b50028e6c6e.png][]

使配置文件立即生效

source /etc/profile

### 第五步，验证安装是否成功 ###

java -version

![779a6e0caf534102b841dbbe5db09877.png][]这最后一步验证，出现最后一张图片就是配置成功了

[https_www.oracle.com_java_technologies_javase-jdk11-downloads.html]: https://links.jianshu.com/go?to=https%3A%2F%2Fwww.oracle.com%2Fjava%2Ftechnologies%2Fjavase-jdk11-downloads.html
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[723a83639d13464a96dc5f4cd25c8c9f.png]: https://image.dandelioncloud.cn/pgy_files/images/2024/04/03/1bbabeb944124d10b6dede40c3c294b8.png
[ca903bf18e7847c6a389b2495b58403f.png]: https://image.dandelioncloud.cn/pgy_files/images/2024/04/03/9a70a49aee22430c91f318f164cb331a.png
[46fa9eb3e8bf451a8a41da87887b1eaf.png]: https://image.dandelioncloud.cn/pgy_files/images/2024/04/03/01c0a2d378ee4bb38ccc766501cd97d9.png
[ae0909df900840b0a5f7fd6a1b095666.png]: https://image.dandelioncloud.cn/pgy_files/images/2024/04/03/6361889e8fe3479e88aa07f4441cea64.png
[1da2f27c567343f39a385b50028e6c6e.png]: https://image.dandelioncloud.cn/pgy_files/images/2024/04/03/8c82447839b04f03ba53ec329cc2d28e.png
[779a6e0caf534102b841dbbe5db09877.png]: https://image.dandelioncloud.cn/pgy_files/images/2024/04/03/5f368565111f4e77ab3fb431b175a143.png