Method getMapKeyExpression

java/dagger/internal/codegen/MapKeys.java:147–153

Returns a code block for binding's ContributionBinding#mapKey() map key. If for whatever reason the map key is not accessible from within requestingClass (i.e. it has a package-private enum from a different package), this will return an invocation of a proxy-method gi

(ContributionBinding binding, ClassName requestingClass)

   *     map} contribution.
   */
  static CodeBlock getMapKeyExpression(ContributionBinding binding, ClassName requestingClass) {
    AnnotationMirror mapKeyAnnotation = binding.mapKey().get();
    return MapKeyAccessibility.isMapKeyAccessibleFrom(
            mapKeyAnnotation, requestingClass.packageName())
        ? directMapKeyExpression(mapKeyAnnotation)
        : CodeBlock.of("$T.mapKey()", generatedClassNameForBinding(binding));
  }

  /**
   * Returns a code block for the map key annotation {@code mapKey}.