What is Java POJO 🏛 ❓ POJO 🆚 Java Beans🥔

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Hi there👋🏻, you seems to be aware of the word “POJO” term in java programming language. At the end, you will get familiar with POJO and beans.

This term was introduced in EJB 3.0 by S☀n microsystems. POJO is abbreviated as Plain Old Java Object. They belongs to POJO classes.

These Objects are used for increasing the readability👓 and re-usability of a program. They are simple🥨 and easy to write✍🏻, hence are widely acceptable.

POJO have specific three condition to be followed :

POJO should not ⛔ extend predefined or prespecified classes.

POJO should not ⛔ implement predefined or prespecified interfaces.

POJO should not ⛔ Contain prespecified annotations. (e.g. @override).

⭕ Here is an Example of Employee POJO class :

POJO is an ordinary Java object, not bound by any special restriction. Nowadays…