diff --git a/app/src/main/java/util/RandomUtil.java b/app/src/main/java/util/RandomUtil.java index 88a694c979e46f56bf5e9a3c3e71dbc245df0a6c..bc02e36b1a255dfdbc3e19d1f95279ab7586947a 100644 --- a/app/src/main/java/util/RandomUtil.java +++ b/app/src/main/java/util/RandomUtil.java @@ -1,5 +1,6 @@ package util; +import java.util.List; import java.util.Random; public class RandomUtil { @@ -11,7 +12,11 @@ public class RandomUtil { return element; } + public static <T> T randomElement(List<T> elements, Random random){ + T element= elements.get(random.nextInt(elements.size())); + return element; + }