PortletURLImpl.java 文件源码

public void setWindowState(WindowState windowState)
      throws WindowStateException {
   ArgumentUtility.validateNotNull("windowState", windowState);
   if (isWindowStateAllowed(windowState)) {
      urlProvider.setWindowState(windowState);
   } else {
      throw new WindowStateException("Can't set this WindowState",
            windowState);
   }
}