Linux: zip &unzip & tar & gzip & xz

jar

[root@10 ~]# rpm -qf /usr/bin/jar
file /usr/bin/jar is not owned by any package
[root@10 ~]# file /usr/bin/jar
/usr/bin/jar: symbolic link to /etc/alternatives/jar
[root@10 ~]# file /etc/alternatives/jar
/etc/alternatives/jar: symbolic link to /usr/java/jdk-18.0.1.1/bin/jar

jar xf lib/catalina.jar org/apache/catalina/util/ServerInfo.properties
jar uf lib/catalina.jar org/apache/catalina/util/ServerInfo.properties

  u      Update a JAR archive.
  x      Extract files from a JAR archive.

tar

https://www.gnu.org/software/tar/manual/tar.pdf
tar 包里的文件/目录被称为member，成员。
https://mzhan017.blog.youkuaiyun.com/article