code: public void free()
      {
          // Remove all the objects if this is the primary key
          if (this.getPTable().getPKeyArea(Constants.MAIN_KEY_AREA) == this)
          {
              for (int i = m_VectorObjects.size() - 1 ; i >= 0 ;i--)
              {
                  BaseBuffer buffer = (BaseBuffer)m_VectorObjects.elementAt(i);
                  buffer.free();
              }
          }
          m_VectorObjects.removeAllElements();
          m_VectorObjects = null;
  
          super.free();
      }
docs: Release the Objects in this KeyArea.