什么是 JEE web-application ？

英语好的请告诉我，这是要实现个什么东西呢？
Implement a JEE web-application with an ability to display (in a grid and details page) and edit the information about 5 related entities from any data domain, the following technologies must be used:

1)Java 8;
2)Maven framework to compile and build the WAR file;
3)Server-side should use Spring Boot 2.1.7 (Spring MVC and Spring Security are mandatory ones);
4)DBMS PostgreSQL 9.6+;
5)Hibernate framework to access the data;
6)Front-end is to be built by using React and Bootstrap.

实现一个简单的 Java Web 应用，要求能够在前端展示和编辑 5 个相关实体的数据。
技术要求：
后台：Java 8 + Maven + SpringBoot + PostgreSQL 9.6 + Hibernate
前端：React + Bootstrap

J2EE（Java 2 Platform Enterprise Edition）