src/jdk.jfr/share/classes/jdk/jfr/internal/OldObjectSample.java

*** 28,37 ****
--- 28,38 ----
  import java.util.HashMap;
  import java.util.List;
  import java.util.Map;
  
  import jdk.jfr.Enabled;
+ import jdk.jfr.Recording;
  import jdk.jfr.RecordingState;
  import jdk.jfr.internal.settings.CutoffSetting;
  import jdk.jfr.internal.test.WhiteBox;
  
  // The Old Object event could have been implemented as a periodic event, but
*** 46,55 ****
--- 47,57 ----
  public final class OldObjectSample {
  
      private static final String EVENT_NAME = Type.EVENT_NAME_PREFIX + "OldObjectSample";
      private static final String OLD_OBJECT_CUTOFF = EVENT_NAME + "#" + Cutoff.NAME;
      private static final String OLD_OBJECT_ENABLED = EVENT_NAME + "#" + Enabled.NAME;
+     private static final String INFINITY = "infinity";
  
      // Emit if old object is enabled in recoding with cutoff for that recording
      public static void emit(PlatformRecording recording) {
          if (isEnabled(recording)) {
              long nanos = CutoffSetting.parseValueSafe(recording.getSettings().get(OLD_OBJECT_CUTOFF));
*** 78,91 ****
          }
      }
  
      public static void updateSettingPathToGcRoots(Map<String, String> s, Boolean pathToGcRoots) {
          if (pathToGcRoots != null) {
!             s.put(OLD_OBJECT_CUTOFF, pathToGcRoots ? "infinity" : "0 ns");
          }
      }
  
      public static Map<String, String> createSettingsForSnapshot(PlatformRecording recording, Boolean pathToGcRoots) {
          Map<String, String> settings = new HashMap<>(recording.getSettings());
          updateSettingPathToGcRoots(settings, pathToGcRoots);
          return settings;
      }
--- 80,97 ----
          }
      }
  
      public static void updateSettingPathToGcRoots(Map<String, String> s, Boolean pathToGcRoots) {
          if (pathToGcRoots != null) {
!             s.put(OLD_OBJECT_CUTOFF, pathToGcRoots ? INFINITY : "0 ns");
          }
      }
  
+     public static boolean isPathToGcRootsEnabled(Recording recording) {
+         return INFINITY.equals(recording.getSettings().get(OLD_OBJECT_CUTOFF));
+     }
+ 
      public static Map<String, String> createSettingsForSnapshot(PlatformRecording recording, Boolean pathToGcRoots) {
          Map<String, String> settings = new HashMap<>(recording.getSettings());
          updateSettingPathToGcRoots(settings, pathToGcRoots);
          return settings;
      }