public static List<SoyValueProvider> concatLists(List<SoyList> args) {
    ImmutableList.Builder<SoyValueProvider> flattened = ImmutableList.builder();
    for (SoyList soyList : args) {
      flattened.addAll(soyList.asJavaList());
    }
    return flattened.build();
  }
public static List < SoyValueProvider > concatLists ( List < SoyList > args ) { ImmutableList . Builder < SoyValueProvider > flattened = ImmutableList . builder ( ) ; for ( SoyList soyList : args ) { flattened . addAll ( soyList . asJavaList ( ) ) ; } return flattened . build ( ) ; }
Concatenates its arguments.