code: @Override
      public long getHiddenExpiryTime()
      {
          if (TraceComponent.isAnyTracingEnabled() && tc.isEntryEnabled())
          {
              SibTr.entry(tc, "getHiddenExpiryTime");
              SibTr.exit(tc, "getHiddenExpiryTime", Long.valueOf(hiddenExpiryTime));
          }
          return hiddenExpiryTime;
      }
docs: /*
  (non-Javadoc)
  
  @see com.ibm.ws.sib.processor.impl.interfaces.SIMPMessage#getHiddenExpiryTime()