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java-design-patterns/front-controller
Rahul Raj fb7ec9b375 dependencies: #2449 bump maven-checkstyle-plugin from 3.1.0 to 3.2.0 + resolve chec… (#2464)
* #2449 bump maven-checkstyle-plugin from 3.1.0 to 3.2.0 + resolve checkstyle issues

* remove FileSelectorJFrame.java to resolve checkstyle issue

* remove FileSelectorJFrame.java to resolve checkstyle issue

* remove FileSelectorJFrame.java to resolve checkstyle issue

* add refactored file with correct filename to resolve checkstyle issue

* add the test data

* change filenames from JFrame to Jframe for checkstyle

* fix code smell from  sonar report

* add new testcases to improve the test coverage

* remove code smell
2023-02-04 19:20:54 +02:00
..
2019-12-07 18:03:49 +02:00
2022-09-14 23:22:24 +05:30

title, category, language, tag
title category language tag
Front Controller Structural en
Decoupling

Intent

Introduce a common handler for all requests for a web site. This way we can encapsulate common functionality such as security, internationalization, routing and logging in a single place.

Class diagram

alt text

Applicability

Use the Front Controller pattern when

  • you want to encapsulate common request handling functionality in single place
  • you want to implements dynamic request handling i.e. change routing without modifying code
  • make web server configuration portable, you only need to register the handler web server specific way

Real world examples

Credits