Java 2 Platform Enterprise Edition (Java EE) Three-tier Model

Enterprise edition of Java EE (formerly called 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 Java EE platform are:

• High Performance
• Lightweight Constant objects
• High amount of flexibility in operation platform and configuration
• Extensibility and maintainability
• *Interoperability
• Focus on implementing business logic
• It should be easy to add and maintain new functionality.

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, Java 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 Java EE 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 Java EE 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).

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