--- old/src/share/classes/java/util/zip/ZipFile.java 2010-12-15 14:41:07.267845111 -0800 +++ new/src/share/classes/java/util/zip/ZipFile.java 2010-12-15 14:41:07.047418139 -0800 @@ -543,7 +543,7 @@ if (streams.size() !=0) { Set copy = streams; - streams = new HashSet(); + streams = new HashSet<>(); for (InputStream is: copy) is.close(); }