scala.collection.Iterator iterator(); public final void foreach(scala.Function1); public void Set$Set1(Object); } scala/collection/immutable/Set$EmptySet$.class package scala.collection.immutable; public final synchronized class Set$EmptySet$ extends scala.collection.AbstractSet implements scala.Serializable, scala.collection.GenSet { public static final Set$EmptySet$ MODULE$; public static void <clinit>(); public final scala.collection.generic.GenericCompanion companion(); public final scala.collection.GenSet...