In order to overcome these weaknesses, we implemented a JCA-compliant resource adapter, which allows the use of Java Data Objects (JDO) instead of entity beans ...
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However, the use of entity beans as components for persistent data storage has a number of drawbacks. Component level inheritance and dynamic querying are not ...
Abstract. Object-oriented applications that use the Java 2 Enterprise. Environment (J2EE) and operate on any kind of data storage have to integrate.
Components need to be transparent to the actual persistent store or data source implementation to provide easy migration to different vendor products, ...
Java EE Architecture and Components (Servlets, JSP, EJB ...
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Mar 14, 2023 · The persistence tier includes components such as Java Persistence API (JPA) and Java Database Connectivity (JDBC).
In addition to enabling rapid application development, container-managed persistence also makes enterprise bean classes independent from the database schema.
However, if you override the default container-managed persistence for any reason, you will need to use the JDBC API. Also, if you choose to have a session bean ...
This tutorial uses examples to describe the features available in the Java EE platform for developing enterprise applications.
In Java EE applications, JPA classes are used within EJBs that provide controllers of the Web tier with transactional methods for the persistence of entities.
Many real-world Java 2 Platform, Enterprise Edition (J2EE) applications need to use persistent data at some point. For many applications, persistent storage ...