docs: @Override
      public java.util.List<DataSlice> getData() throws PersistentDataEncodingException, SevereMessageStoreException
      {
          if (TraceComponent.isAnyTracingEnabled() && tc.isEntryEnabled())
              SibTr.entry(this, tc, "getData");
  
          java.util.List<DataSlice> retval = null;
  
          synchronized (this)
          {
              if (_link != null)
              {
                  retval = _link.getMemberData();
              }
          }
  
          if (TraceComponent.isAnyTracingEnabled() && tc.isEntryEnabled())
              SibTr.exit(this, tc, "getData", "return=" + retval);
          return retval;
      }