In the previous chapter, you learned how to read various types of input using the components of Spring Batch. While obtaining the input for any piece of software is an important aspect of the project, it doesn’t mean much if you don’t do something with it.
ItemProcessors are the component within Spring Batch where you do something with your input. In this chapter, you will look at the
ItemProcessor interface and see how you can use it to develop your own processing of batch items.