Tag: #springframework

What is a spring bean and is it different from Java class?

Spring beans and Java classes are both objects in Java, but they have different characteristics and are used for different purposes. A Spring bean is an object that is managed by the Spring Framework. This means that the Spring Framework is responsible for creating, configuring, and destroying the bean. Spring beans are typically used to … Continue reading What is a spring bean and is it different from Java class? →

What is Dependency Injection & why do we need it ?

Dependency injection is a technique used in software engineering to develop loosely coupled systems.It is a technique that allows an object to receive other objects that it depends on by some other program than it explicitly calling the dependent object.Let us understand why this is needed by an example. I have a Notification Interface which … Continue reading What is Dependency Injection & why do we need it ? →