@@ -0,0 +1,599 @@
+package org.reactfx.util;%0A%0Aimport java.lang.annotation.Documented;%0Aimport java.lang.annotation.ElementType;%0Aimport java.lang.annotation.Retention;%0Aimport java.lang.annotation.RetentionPolicy;%0Aimport java.lang.annotation.Target;%0A%0A/**%0A * Used to annotate functionality that is likely to change or be removed in the%0A * future.%0A */%0A@Documented%0A@Retention(RetentionPolicy.CLASS)%0A@Target(%7B%0A        ElementType.ANNOTATION_TYPE,%0A        ElementType.CONSTRUCTOR,%0A        ElementType.FIELD,%0A        ElementType.METHOD,%0A        ElementType.PACKAGE,%0A        ElementType.TYPE%0A%7D)%0Apublic @interface Experimental %7B%7D

Add @Experimental annotation.