code: protected boolean internalCanExpire()
      {
          boolean can = super.internalCanExpire();
          if (can && _referenceCount > 0)
          {
              if (TraceComponent.isAnyTracingEnabled() && tc.isDebugEnabled()) SibTr.debug(this, tc, "preventing expiry as references remain");
  
              can = false;
          }
          return can;
      }
docs: /* (non-Javadoc)
  @see com.ibm.ws.sib.msgstore.cache.links.AbstractItemLink#internalCanExpire()