docs: private boolean recoveryOutstanding(FailureScope failureScope) {
          if (tc.isEntryEnabled())
              Tr.entry(tc, "recoveryOutstanding", new Object[] { failureScope, this });
  
          boolean outstanding = false;
  
          synchronized (_outstandingRecoveryRecords) {
              final HashSet recoveryAgentSet = _outstandingRecoveryRecords.get(failureScope);
  
              // If there are some then determine if the set contains the given FailureScope.
              if (recoveryAgentSet != null && recoveryAgentSet.size() > 0) {
                  outstanding = true;
              }
          }
  
          if (tc.isEntryEnabled())
              Tr.exit(tc, "recoveryOutstanding", outstanding);
          return outstanding;
      }