: str;
    }

    public static String getDisplayString(Object object) {
        if (object instanceof Class && ((Class<?>) object).isAnnotation()) {
            //noinspection unchecked
            return getDisplayString((Class<? extends Annotation>) object, null);
        }
        if (object instanceof Annotation) {

     * and prepended qualifier display string if this key has a qualifier.
     */
    public String getDisplayString() {
        return (qualifier != null ? Utils.getDisplayString(qualifier) + " " : "")
                + ReflectionUtils.getDisplayName(type);
    }

    @Override
    public boolean equals(Object o) {
        if (this == o) {
            return true;
        }
        if (!(o instanceof Key<?>)) {

    public Set<Key<?>> getDependencies() {
        return dependencies;
    }

    public Annotation getScope() {
        return scope;
    }

    public String getDisplayString() {
        return dependencies.stream().map(Key::getDisplayString).collect(joining(", ", "[", "]"));
    }

    public Key<?> getOriginalKey() {
        return originalKey;
    }

    public int getPriority() {

                    // ignore
                    e.printStackTrace();
                }
                throw new DIException("No binding to construct an instance for key "
                        + key.getDisplayString() + ".  Existing bindings:\n"
                        + getBoundKeys().stream()
                                .map(Key::toString)
                                .map(String::trim)