package lambda.lambda4; import java.util.Random; import java.util.function.Supplier; public class SupplierMain { public static void main(String[] args) { Supplier supplierA = new Supplier() { @Override public Integer get() { return new Random().nextInt(10); } }; System.out.println("supplierA.get() = " + supplierA.get()); Supplier supplierB = () -> new Random().nextInt(10); System.out.println("supplierB.get() = " + supplierB.get()); } }