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| #x86 ubuntu20 LTS上二进制文件安装
#下载安装文件：https://www.oracle.com/java/technologies/javase/jdk11-archive-downloads.html
#解压安装文件，解压过程就是安装过程的一部分，解压后的文件就是后面要运行的二进制文件。建议解压到特定目录如：/usr/local/
root@dify:/opt/installPkgs# tar -zxf jdk-11.0.25_linux-x64_bin.tar.gz -C /usr/local/
root@dify:/opt/installPkgs# ls -al /usr/local/jdk-11.0.25
total 44
drwxr-xr-x 9 root root 4096 Mar 19 09:24 .
drwxr-xr-x 11 root root 4096 Mar 19 09:24 ..
-r--r--r-- 1 10668 10668 160 Sep 30 05:32 README.html
drwxr-xr-x 2 root root 4096 Mar 19 09:24 bin
drwxr-xr-x 4 root root 4096 Mar 19 09:24 conf
drwxr-xr-x 3 root root 4096 Mar 19 09:24 include
drwxr-xr-x 2 root root 4096 Mar 19 09:24 jmods
drwxr-xr-x 72 root root 4096 Mar 19 09:24 legal
drwxr-xr-x 6 root root 4096 Mar 19 09:24 lib
drwxr-xr-x 3 root root 4096 Mar 19 09:24 man
-rw-r--r-- 1 10668 10668 1314 Sep 30 05:32 release
#配置Java环境
root@dify:/opt/installPkgs# vi /etc/profile
#在此文件的最后添加如下内容
export JAVA_HOME=/usr/local/jdk-11.0.25
export JRE_HOME=${JAVA_HOME}/jre
export CLASSPATH=.:${JAVA_HOME}/lib:${JRE_HOME}/lib
export PATH=${JAVA_HOME}/bin:$PATH
#应用配置文件
root@dify:/opt/installPkgs# source /etc/profile
#检查Java版本
root@dify:/opt/installPkgs# java -version
java 11.0.25 2024-10-15 LTS
Java(TM) SE Runtime Environment 18.9 (build 11.0.25+9-LTS-256)
Java HotSpot(TM) 64-Bit Server VM 18.9 (build 11.0.25+9-LTS-256, mixed mode)
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