Quick Answer: What Is A Bean In Spring?

What is the scope of a bean in spring?

Scopes a single bean definition to any number of object instances.

Scopes a single bean definition to the lifecycle of a single HTTP request; that is each and every HTTP request will have its own instance of a bean created off the back of a single bean definition..

What is @bean annotation in spring?

Annotating a class with the @Configuration indicates that the class can be used by the Spring IoC container as a source of bean definitions. The @Bean annotation tells Spring that a method annotated with @Bean will return an object that should be registered as a bean in the Spring application context.

What is a bean class?

In computing based on the Java Platform, JavaBeans are classes that encapsulate many objects into a single object (the bean). They are serializable, have a zero-argument constructor, and allow access to properties using getter and setter methods.

What is spring bean life cycle?

A “Spring bean” is just a Spring managed instantiation of a Java class. The Spring IoC container is responsible for instantiating, initializing, and wiring beans. The container also manages the life cycle of beans. Spring provides several ways through which you can tap into the bean lifecycle.

What does Bean mean sexually?

Slang terms with the same root wordsOther terms relating to ‘bean’:beanDefinitions include: an Ecstasy (MDMA) pill or tablet.a little on the sideDefinitions include: secret sexual activity with a person other than one’s partner.(show 1409 more)39 more rows•Apr 2, 2010

When Bean is created in spring?

By default, all beans are singletons, so whenever Application context gets created, they are all pre-loaded. If, specifically, any singleton bean has an attribute lazy-init=”true” set, it will be lazy-loaded, i.e. it will be instantiated when the getBean method is called for the first time.