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import org.codehaus.jackson.map.ObjectMapper;import com.fasterxml.jackson.xml.XmlMapper;public class Foo{     public String name;  public Bar bar;  public static void main(String[] args) throws Exception  {       // JSON input: {"name":"FOO","bar":{"id":42}}    String jsonInput = "{\"name\":\"FOO\",\"bar\":{\"id\":42}}";    ObjectMapper jsonMapper = new ObjectMapper();    Foo foo = jsonMapper.readValue(jsonInput, Foo.class);    XmlMapper xmlMapper = new XmlMapper();    System.out.println(xmlMapper.writeValueAsString(foo));    // 
   
    
     FOO
    
    
     
      42
     
    
     }}class Bar{     public int id;}