How to use

getKeyType

method

in

com.palantir.conjure.spec.MapType

  private static void checkForComplexType(FieldDefinition typeDef) {
    if (typeDef.getType().accept(TypeVisitor.IS_MAP)) {
      MapType mapType = typeDef.getType().accept(TypeVisitor.MAP);
      if (!mapType.getKeyType().accept(TypeVisitor.IS_PRIMITIVE_OR_REFERENCE)) {
        throw new IllegalStateException(
            String.format("Complex type '%s' not allowed in map key: %s.",
                mapType.getKeyType(), typeDef));
      }
    }
  }
}