Note

Spring

Core

Giving control to framework (inversion of control)

Dependency Injection

concept of beans

bean factory and application context (application context extends bean factory)

• Xml, Java and Annotation based Configuration for application context and injections
• setter and constructor injection

Scope of bean

• Singleton
• Prototype
• Request
• Session
• Global Session

Lifecycle of Bean

• Definition
• Instantiation
• Population