test/hotspot/jtreg/runtime/appcds/UseAppCDS.java

*** 106,122 ****
                     new String[0]);
      }
  
      public static List<String> toClassNames(String filename) throws IOException {
          ArrayList<String> classes = new ArrayList<>();
!         BufferedReader br = new BufferedReader(new InputStreamReader(new FileInputStream(filename)));
          for (; ; ) {
              String line = br.readLine();
!             if (line == null)
                  break;
              classes.add(line.replaceAll("/", "."));
          }
          return classes;
      }
  
      static void dumpLoadedClasses(boolean useAppCDS, String[] expectedClasses,
                                    String[] unexpectedClasses) throws Exception {
--- 106,124 ----
                     new String[0]);
      }
  
      public static List<String> toClassNames(String filename) throws IOException {
          ArrayList<String> classes = new ArrayList<>();
!         try (BufferedReader br = new BufferedReader(new InputStreamReader(new FileInputStream(filename)))) {
              for (; ; ) {
                  String line = br.readLine();
!                 if (line == null) {
                      break;
+                 }
                  classes.add(line.replaceAll("/", "."));
              }
+         }
          return classes;
      }
  
      static void dumpLoadedClasses(boolean useAppCDS, String[] expectedClasses,
                                    String[] unexpectedClasses) throws Exception {