What is session scope in spring?
Scopes a single bean definition to the lifecycle of an HTTP Session .
Only valid in the context of a web-aware Spring ApplicationContext ..
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.
Are all spring beans singletons?
Spring’s default scope is singleton. … Here is how the Spring documentation defines singleton scope: Only one shared instance of a singleton bean is managed, and all requests for beans with an id or ids matching that bean definition result in that one specific bean instance being returned by the Spring container.
What are the bean scopes in spring?
Spring – Bean ScopesSr.No.Scope & Description1singleton This scopes the bean definition to a single instance per Spring IoC container (default).2prototype This scopes a single bean definition to have any number of object instances.3 more rows
What is request scope in spring?
The scope ‘request’ defines a single bean definition which lives within a single HTTP request. That means for each HTTP request a new bean instance is created. This scope is only valid in the context of a web-aware ApplicationContext.
What is the use of prototype scope in spring?
Prototype scope in the spring framework creates a new instance of a bean, every time; a request for that specific bean is made. The Prototype scope is preferred for the stateful beans, and the spring container does not manage the complete lifecycle of a prototype bean i.e. destruction lifecycle methods are uncalled.