创建一个名为 system.service 的文件,通常位于 /etc/systemd/system/ 目录下。
[Unit]
Description=System Service
After=network.target| #!/bin/bash | |
| # | |
| # Install Oracle JDK 8 for use with SDKMAN | |
| # | |
| set -eu | |
| # This URL can be discovered using https://sites.google.com/view/java-se-download-url-converter | |
| DOWNLOAD_URL="https://javadl.oracle.com/webapps/download/GetFile/1.8.0_331-b09/165374ff4ea84ef0bbd821706e29b123/linux-i586/jdk-8u331-linux-x64.tar.gz" | |
| TARBALL="jdk-8u331-linux-x64.tar.gz" |
| // month can be [1,2,3,4,5,6,7,8,9,10,11,12] | |
| int quarter = (month - 24) / 3 + 8; | |
| // month can be [0-11] ,just as calendar.get(Calendar.MONTH) | |
| int quarter = (month-1) / 3+1 |