public interface SerializableSupplier<T> extends com.google.common.base.Supplier<T>, Serializable
Supplier interface that indicates that an instance
 will also implement Serializable, which makes this object suitable for use
 with Crunch's DoFns when we need to construct an instance of a non-serializable
 type for use in processing.Copyright © 2017 The Apache Software Foundation. All rights reserved.