package demo.util; import com.fasterxml.jackson.databind.ObjectMapper; import org.springframework.stereotype.Component; import java.io.IOException; import java.util.HashMap; @Component public class LambdaUtil { private ObjectMapper objectMapper; public LambdaUtil(ObjectMapper objectMapper) { this.objectMapper = objectMapper; } public HashMap objectToMap(Object object) { HashMap result = null; try { result = objectMapper.readValue(objectMapper.writeValueAsString(object), HashMap.class); } catch (IOException e) { e.printStackTrace(); } return result; } }