From 1ecb726d7e068b520bc47808253cbaea7db7af96 Mon Sep 17 00:00:00 2001
From: Grzegorz Piwowarek <gpw@touk.pl>
Date: Tue, 4 Oct 2016 17:29:49 +0200
Subject: [PATCH] Refactor StudentStore

---
 play-framework/student-api/app/models/StudentStore.java | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/play-framework/student-api/app/models/StudentStore.java b/play-framework/student-api/app/models/StudentStore.java
index e665de399a..1ebc14ffab 100644
--- a/play-framework/student-api/app/models/StudentStore.java
+++ b/play-framework/student-api/app/models/StudentStore.java
@@ -1,7 +1,7 @@
 package models;
 import java.util.ArrayList;
 import java.util.HashMap;
-import java.util.List;
+import java.util.HashSet;
 import java.util.Map;
 import java.util.Set;
 
@@ -27,7 +27,7 @@ public class StudentStore {
     }
 
     public Set<Student> getAllStudents() {
-        return (Set<Student>)students.values();
+        return new HashSet<>(students.values());
     }
 
     public Student updateStudent(Student student) {