author | Jaroslav Tulach <jaroslav.tulach@apidesign.org> |
Thu, 30 Oct 2014 21:30:10 +0100 | |
changeset 409 | 40cabcdcd2be |
parent 380 | a2e90b86638a |
permissions | -rw-r--r-- |
1 package api;
3 import java.util.Collection;
5 public class Erasure {
6 private Erasure() {
7 }
9 // BEGIN: variance.erasure.v1
10 public static boolean arePositive(Collection<? extends Integer> numbers) {
11 for (Integer n : numbers) {
12 if (n <= 0) {
13 return false;
14 }
15 }
16 return true;
17 }
18 // END: variance.erasure.v1
19 }