Cloud-Native Applications in Java

Inserting a product

Leaving aside validations for a minute (which we will cover in a while), the insertion looks very simple to implementing the REST interface.

We map the POST operation to the insertProduct method and in the implementation, we just call save on the repository that was already defined:

@RequestMapping(value="/product", method = RequestMethod.POST) 
ResponseEntity<Product> insertProduct(@RequestBody Product product) { 
          
   Product savedProduct = prodRepo.save(product) ; 
   return new ResponseEntity<Product>(savedProduct, HttpStatus.OK);         
}  

Notice a few differences from the getProduct method we coded earlier:

• We have added a POST method in @RequestMapping so that the URL will map to the insertProduct method when HTTP POST is used. ...