The Spring MVC framework provides us with standard predefined validators to validate user input data in a simple and straightforward way. RequestMapping is one of the most widely used Spring MVC annotation. Java Spring Rest Post Service Sending Null Values As Variable Stack Overflow Eclipse Photon 480 for Java EE development This Eclipse version supports Java 10 Jackson library For JSON Spring MVC Project structure using Maven. . I can use json-lib jackson json. Jackson JSON ObjectMapper. The Bean Validation API is the popular approach for data validations in Spring applications. This is required for generating JSON from our Spring MVC Controller. In method level request mapping that method return some string like method1 method2 where we need. REST APIs are becoming popular for the advantages they provide in the development of applications. Tomcat server V 9010. REST APIs work like a client-server archite...