What is the difference between prototype and request scope in spring?
Prototype scope creates a new instance everytime getBean method is invoked on the ApplicationContext.
Whereas for request scope, only one instance is created for an HttpRequest.
Explain the important life-cycle methods of a bean in Spring framework.
What is prototype scope in spring?
Description. singleton. Scopes a single bean definition to a single object instance per Spring IoC container. prototype. Scopes a single bean definition to any number of object instances.
What is singleton and prototype in spring?
Singleton: means single bean definition to a single object instance per Spring IOC container. Prototype: means a single bean definition to any number of object instances. So What is the “object instance” .
What is the use of Singleton scope in spring?
Singleton scope in the spring framework is the default bean scope in the IOC container. It tells the container to exactly create a single instance of the object. This single instance is stored in the cache and all the subsequent requests for that named bean return the cached instance.
What is use of @autowired in spring?
The @Autowired annotation can be used to autowire bean on the setter method just like @Required annotation, constructor, a property or methods with arbitrary names and/or multiple arguments. …
What is @scope annotation in spring?
Annotation Type Scope When used as a method-level annotation in conjunction with @Bean , @Scope indicates the name of a scope to use for the instance returned from the method. … In this context, scope means the lifecycle of an instance, such as singleton , prototype , and so forth.