|  | cpp_namespace thrift.test | 
|  |  | 
|  | struct OldSchool { | 
|  | 1: i16    im_int; | 
|  | 2: string im_str; | 
|  | 3: list<map<i32,string>> im_big; | 
|  | } | 
|  |  | 
|  | struct Simple { | 
|  | 1: /* :) */ i16 im_default; | 
|  | 2: required i16 im_required; | 
|  | 3: optional i16 im_optional; | 
|  | } | 
|  |  | 
|  | struct Tricky1 { | 
|  | 1: /* :) */ i16 im_default; | 
|  | } | 
|  |  | 
|  | struct Tricky2 { | 
|  | 1: optional i16 im_optional; | 
|  | } | 
|  |  | 
|  | struct Tricky3 { | 
|  | 1: required i16 im_required; | 
|  | } | 
|  |  | 
|  | struct Complex { | 
|  | 1:          i16 cp_default; | 
|  | 2: required i16 cp_required; | 
|  | 3: optional i16 cp_optional; | 
|  | 4:          map<i16,Simple> the_map; | 
|  | 5: required Simple req_simp; | 
|  | 6: optional Simple opt_simp; | 
|  | } | 
|  |  | 
|  | struct ManyOpt { | 
|  | 1: optional i32 opt1; | 
|  | 2: optional i32 opt2; | 
|  | 3: optional i32 opt3; | 
|  | 4:          i32 def4; | 
|  | 5: optional i32 opt5; | 
|  | 6: optional i32 opt6; | 
|  | } |