fix infinite loop related to year pattern. close #2667

j-lawyer-server/j-lawyer-server-ejb/src/java/com/jdimension/jlawyer/server/utils/FileNameGenerator.java

@@ -747,7 +747,7 @@ private static synchronized String next(String pattern, Date date, String fileNa
         while (pattern.contains("[yyyy]")) {
             pattern = pattern.replace("[yyyy]", longYear.format(current));
         }
-        while (pattern.contains("[yy")) {
+        while (pattern.contains("[yy]")) {
             pattern = pattern.replace("[yy]", shortYear.format(current));
         }