Added in API level 24
    LongSupplier
@FunctionalInterface interface LongSupplier
| java.util.function.LongSupplier | 
Represents a supplier of long-valued results. This is the long-producing primitive specialization of Supplier. 
There is no requirement that a distinct result be returned each time the supplier is invoked.
This is a functional interface whose functional method is getAsLong().
Summary
| Public methods | |
|---|---|
| abstract Long | Gets a result. | 
