code: public final TypeToken<?> resolveType(Type type) {
      checkNotNull(type);
      // Being conservative here because the user could use resolveType() to resolve a type in an
      // invariant context.
      return of(getInvariantTypeResolver().resolveType(type));
    }
docs: Resolves the given {@code type} against the type context represented by this type. For example:
  
  <pre>{@code
  new TypeToken<List<String>>() {}.resolveType(
  List.class.getMethod("get", int.class).getGenericReturnType())
  => String.class
  }</pre>