Nikolay Izhikov created IGNITE-12240: ----------------------------------------
Summary: ReadOnlyCollectionView2X fails on iterator.next Key: IGNITE-12240 URL: https://issues.apache.org/jira/browse/IGNITE-12240 Project: Ignite Issue Type: Bug Affects Versions: 2.7.6 Reporter: Nikolay Izhikov Simple reproducer below will throw {{NoSuchElementException}}. Iterator only works if one call {{hasNext}} before {{next}}. {code:java} /** */ @Test public void testReadOnlyCollection() throws Exception { Collection<String> c1 = Collections.emptyList(); Collection<String> c2 = Arrays.asList("1"); ReadOnlyCollectionView2X<String> view = new ReadOnlyCollectionView2X<>(c1, c2); assertEquals("1", view.iterator().next()); } {code} -- This message was sent by Atlassian Jira (v8.3.4#803005)