import javax.portlet.ActionResponse;
import javax.portlet.PortletConfig;
import javax.portlet.PortletPreferences;
import javax.portlet.PortletRequest;
import javax.portlet.RenderRequest;
<BUG>import javax.portlet.RenderResponse;
import org.apache.struts.action.ActionForm;</BUG>
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
public class EditArticleAction extends PortletAction {

import javax.portlet.ActionResponse;
import javax.portlet.PortletConfig;
import javax.portlet.PortletPreferences;
import javax.portlet.PortletRequest;
import javax.portlet.RenderRequest;
import javax.portlet.RenderResponse;
import javax.portlet.WindowState;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
public class EditArticleAction extends PortletAction {
