/usr/share/maven-repo/ is in libservlet3.1-java 8.0.32-1ubuntu1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/maven-repo/javax/
/usr/share/maven-repo/javax/el/
/usr/share/maven-repo/javax/el/javax.el-api/
/usr/share/maven-repo/javax/el/javax.el-api/3.0/
/usr/share/maven-repo/javax/el/javax.el-api/3.0/javax.el-api-3.0.jar
/usr/share/maven-repo/javax/el/javax.el-api/3.0/javax.el-api-3.0.pom
/usr/share/maven-repo/javax/servlet/
/usr/share/maven-repo/javax/servlet/javax.servlet-api/
/usr/share/maven-repo/javax/servlet/javax.servlet-api/3.1/
/usr/share/maven-repo/javax/servlet/javax.servlet-api/3.1/javax.servlet-api-3.1.jar
/usr/share/maven-repo/javax/servlet/javax.servlet-api/3.1/javax.servlet-api-3.1.pom
/usr/share/maven-repo/javax/servlet/jsp/
/usr/share/maven-repo/javax/servlet/jsp/javax.servlet.jsp-api/
/usr/share/maven-repo/javax/servlet/jsp/javax.servlet.jsp-api/2.3/
/usr/share/maven-repo/javax/servlet/jsp/javax.servlet.jsp-api/2.3/javax.servlet.jsp-api-2.3.jar
/usr/share/maven-repo/javax/servlet/jsp/javax.servlet.jsp-api/2.3/javax.servlet.jsp-api-2.3.pom
/usr/share/maven-repo/javax/websocket/
/usr/share/maven-repo/javax/websocket/javax.websocket-api/
/usr/share/maven-repo/javax/websocket/javax.websocket-api/1.0/
/usr/share/maven-repo/javax/websocket/javax.websocket-api/1.0/javax.websocket-api-1.0.jar
/usr/share/maven-repo/javax/websocket/javax.websocket-api/1.0/javax.websocket-api-1.0.pom