Change your @JsonFormat line to this. @JsonFormat(pattern=”yyyy-MM-dd’T’HH:mm:ss”) The format pattern you have right now expects the sting to have millisecond values – but your example string doesn’t have them.
Lombok stopped generating @ConstructorProperties on constructors with version 1.16.20 (see changelog), because it might break Java 9+ applications that use modules. That annotation contains the names of the constructor’s parameters (they are removed when compiling the class, so that’s a workaround so that the parameter names still can be retrieved at runtime). Because the annotation … Read more
add ConstructorProperties: Create a lombok.config file in an appropriate location with the line: lombok.anyConstructor.addConstructorProperties = true Add lombok @Value annotation to your class to make it immutable Then serialization and deserialization by Jackson works as expected. This method: meets the criteria has less boilerplace than the previous top answer works on v1.16.20 (January 9th, 2018) … Read more
You are asking Jackson to parse a StudentList. Tell it to parse a List (of students) instead. Since List is generic you will typically use a TypeReference List<Student> participantJsonList = mapper.readValue(jsonString, new TypeReference<List<Student>>(){});