What is the spring framework for?

Is that the relationship between the object and the object (module and module) is not associated by code, but by configuring the class description
Managed (Spring based on these configurations internally through reflection to dynamically assemble objects)
Spring is a container in which the objects in the container will have these services and functions provided by spring.
The core of the interior is the IOC,
Dynamic injection, so that the creation of an object is not new, can be automated production, which is actually the use of the reflection in Java
Reflection is actually a dynamic way to create and invoke objects at run time, and spring is at runtime, with the configuration of XML spring
Files to dynamically create objects, and invoke methods in objects.
One of the core aspects of spring is AOP, which is aspect-oriented programming that can be supervised and controlled for a class of objects (i.e.
The ability to extend a module is achieved by invoking the module you specify before and after the specific method of invoking such an object. These are all through
The configuration class is reached.

What is the spring framework for?