{
DTO1 one = new DTO1();
one.name = "Fred Flintstone";
one.size = 1024;
DTO2 two = new DTO2();
two.name = "Barney Rubble";
two.foo = "schmaltzy";
DTO2 three = new DTO2();
three.name = "BamBam Rubble";
three.foo = "dorky";
resp.setContentType("application/json");
ObjectMapper om = new ObjectMapper();