THE TUTORIAL LIBRARY
When properly applied, polymorphism, Encapsulation and Inheritance combine to produce a programming environment that supports the development of far more robust and scaleable progr
Read tutorialThe J2EE servers provide deployment, management, and execution support for conforming application components. Application components can be divided into three categories according
Read tutorialThe Java Authentication and Authorization Service (JAAS) enables services to authenticate and enforce access controls upon users. It implements a Java technology version of the sta
Read tutorialThe required relationships of architectural elements of the J2EE platform are shown in Figure below. Note that this shows the logical relationships of the elements; it is not meant
Read tutorialThe J2EE runtime environment defines four application component types that a J2EE product must support:
Read tutorialThe Connector architecture is a J2EE SPI that allows resource adapters that support access to Enterprise Information Systems to be plugged in to any J2EE product. The Connector arc
Read tutorialJava is a general-purpose object-oriented programming language developed by Sun Microsystems of USA in 1991. Originally called Oak by James Gosling, one of the inventors of the lan
Read tutorialInheritance is the process by which one object acquires the properties of another object. This is important because it supports the concept of inheritance classification. As mentio
Read tutorialIt is always a good practice to know a little bit of history and background of any technology before starting to actually use it. In fact Java has nothing to do with the 'Island Ja
Read tutorialEntity bean is persistent object and represents an object view of data stored in permanent storage.
Read tutorialEnterprise Java Beans is a server side component. Enterprise Java
Read tutorialTo develop Enterprise Java Beans, it consists of four steps they are:
Read tutorialOne example today. A better developer tomorrow.