Enterprise edition of J2EE is used for developing modular enterprise request. It can be easily used on J2EE are distributed over 3 different locations, namely, J2EE server & database server, client machine, and at legacy system. The main advantages of using J2EE platform are:
* High Performance
* Lightweight Constant objects
* High amount of flexibility in operation platform and configuration
* Extensibility and maintainability
* Interoperability
* Platform in dependency
* Focus on implementing business logic
* It should be easy to add and maintain new functionality.
* Very Secure over internet applications
Application logic used in Java 2 Platform Enterprise Edition us divided into different components depending on the function. They are differently installed on various machines totally depending on application it belongs to. For instance in Client machine, J2 EE server is divided into 2 main categories: Web Based Clients & application clients. Web based clients executes on a standard web browser. They do not typically execute intricate business rules, and database query. Usually heavy weights are offloaded to Enterprise java beans that help in controlling security, reliability and speed of J2EE server side technology. Whereas application clients run on Java Virtual machines that help in handling the richer user interface conveniently. Further they have the facility to access EJB on business tier as well. Similarly for other tier locations, there are assorted components.
If you like to take the advantages of J2EE Three-Tier Model then contact a software development company now. They will give you the necessary information (including both advantages and disadvantages of this technology).