Method withTrustedSource

core/src/com/google/inject/spi/Elements.java:136–144

Internal version of Binder.withSource for establishing a trusted ElementSource chain for source-restricting bindings that are re-written using Element#applyTo. Using Binder.withSource is not trustworthy because it's a public API that external users can use to spoof the original ElementSo

(
      GuiceInternal guiceInternal, Binder binder, Object source)

   * @since 5.0
   */
  public static Binder withTrustedSource(
      GuiceInternal guiceInternal, Binder binder, Object source) {
    checkNotNull(guiceInternal);
    if (binder instanceof RecordingBinder) {
      return ((RecordingBinder) binder).withTrustedSource(source);
    }
    // Preserve existing (untrusted) behavior for non-standard Binder implementations.
    return binder.withSource(source);
  }

  private static class ElementsAsModule implements Module {
    private final Iterable<? extends Element> elements;