code: public synchronized void setMaxInactiveInterval(int interval) {
          if (com.ibm.websphere.ras.TraceComponent.isAnyTracingEnabled() && LoggingUtil.SESSION_LOGGER_WAS.isLoggable(Level.FINE)) {
              LoggingUtil.SESSION_LOGGER_WAS.entering(methodClassName, methodNames[SET_MAX_INACTIVE_INTERVAL], "interval= " + interval);
          }
          if (_maxInactiveInterval != interval) {
              _maxInactiveInterval = interval;
              maxInactWriteHit = true;
          }
      }
docs: /*
  Method setMaxInactiveInterval
  
  @see com.ibm.wsspi.session.ISession#setMaxInactiveInterval(int)