We will look at how class hierarchies in Jackson works. We will take an example of building a Notification Service Pojo to demonstrate this.
Below is the package/class diagram for this.
![](https://whiteboardtalks.com/wp-content/uploads/2020/03/image-1-1024x608.png)
We will look at how class hierarchies in Jackson works. We will take an example of building a Notification Service Pojo to demonstrate this.
Below is the package/class diagram for this.