/*
* RHQ Management Platform
* Copyright (C) 2005-2008 Red Hat, Inc.
* All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation version 2 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
package org.rhq.enterprise.gui.legacy.portlet.resourcehealth;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.tiles.ComponentContext;
import org.apache.struts.tiles.actions.TilesAction;
import org.rhq.core.domain.resource.composite.DisambiguationReport;
import org.rhq.core.domain.resource.composite.ResourceHealthComposite;
import org.rhq.core.domain.util.PageControl;
import org.rhq.core.domain.util.PageList;
import org.rhq.core.util.IntExtractor;
import org.rhq.enterprise.gui.legacy.WebUser;
import org.rhq.enterprise.gui.legacy.WebUserPreferences;
import org.rhq.enterprise.gui.legacy.WebUserPreferences.FavoriteResourcePortletPreferences;
import org.rhq.enterprise.gui.legacy.util.DisambiguatedResourceListUtil;
import org.rhq.enterprise.gui.legacy.util.SessionUtils;
import org.rhq.enterprise.gui.util.WebUtility;
import org.rhq.enterprise.server.resource.ResourceManagerLocal;
import org.rhq.enterprise.server.util.LookupUtil;
public class ViewAction extends TilesAction {
private static final Log log = LogFactory.getLog(ViewAction.class);
static final IntExtractor<ResourceHealthComposite> RESOURCE_ID_EXTRACTOR = new IntExtractor<ResourceHealthComposite>() {
public int extract(ResourceHealthComposite object) {
return object.getId();
}
};
@Override
public ActionForward execute(ComponentContext context, ActionMapping mapping, ActionForm form,
HttpServletRequest request, HttpServletResponse response) throws Exception {
PageList<DisambiguationReport<ResourceHealthComposite>> list = new PageList<DisambiguationReport<ResourceHealthComposite>>();
boolean showAvailability = true;
boolean showAlerts = true;
try {
WebUser user = SessionUtils.getWebUser(request.getSession());
if (user == null) {
// session timed out, return prematurely
return null;
}
WebUserPreferences preferences = user.getWebPreferences();
PageControl pc = WebUtility.getPageControl(request);
FavoriteResourcePortletPreferences favoriteResourcePreferences = preferences
.getFavoriteResourcePortletPreferences();
ResourceManagerLocal manager = LookupUtil.getResourceManager();
PageList<ResourceHealthComposite> lst = manager.findResourceHealth(user.getSubject(), favoriteResourcePreferences.asArray(), pc);
list = DisambiguatedResourceListUtil.disambiguate(manager, lst, RESOURCE_ID_EXTRACTOR);
showAvailability = favoriteResourcePreferences.showAvailability;
showAlerts = favoriteResourcePreferences.showAlerts;
} catch (Exception e) {
if (log.isDebugEnabled()) {
log.debug("Dashboard Portlet [ResourceHealth] experienced an error: " + e.getMessage(), e);
} else {
log.error("Dashboard Portlet [ResourceHealth] experienced an error: " + e.getMessage());
}
} finally {
context.putAttribute("resourceHealth", list);
context.putAttribute("availability", showAvailability);
context.putAttribute("alerts", showAlerts);
}
return null;
}
}