public interface UsesCustomNull
Immutable
structs
that have custom "null" behavior in place of Java's built-in null
.
public static final NULL
member or method.
For enums this simply means having a NULL entry.
null
reference of the implementor.Modifier and Type | Method and Description |
---|---|
boolean |
isNull()
Returns
true if the object's state represents what would otherwise be Java's built-in null . |