ObjectMapper is the main actor class of Jackson library. ObjectMapper class ObjectMapper provides functionality for reading and writing JSON, either to and from basic POJOs (Plain Old Java Objects) , or to and from a general-purpose JSON Tree Model (JsonNode), as well as related functionality for performing conversions.
What is the use of Jackson ObjectMapper?
ObjectMapper is the main actor class of Jackson library. ObjectMapper class ObjectMapper provides functionality for reading and writing JSON, either to and from basic POJOs (Plain Old Java Objects) , or to and from a general-purpose JSON Tree Model (JsonNode), as well as related functionality for performing conversions.