Jackson Json: how to convert array to JsonNode and ObjectNode?

Question

Given Employee and company class

Company
{
    String companyName;
}

Employee
{
    String employeeName;
}

and my code like the following<

Answer 1

ObjectMapper mapper = new ObjectMapper();
List e = new ArrayList();
ArrayNode array = mapper.valueToTree(e);
ObjectNode companyNode = mapper.valueToTree(company);
companyNode.putArray("Employee").addAll(array);
JsonNode result = mapper.createObjectNode().set("company", companyNode);