/*
* 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.action.resource;
import java.util.HashMap;
import java.util.Map;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.struts.action.ActionMapping;
import org.rhq.core.domain.auth.Subject;
import org.rhq.core.domain.resource.Resource;
import org.rhq.core.domain.resource.ResourceType;
import org.rhq.core.domain.resource.group.ResourceGroup;
import org.rhq.enterprise.gui.inventory.resource.ResourceUIBean;
import org.rhq.enterprise.gui.legacy.AttrConstants;
import org.rhq.enterprise.gui.legacy.HubConstants;
import org.rhq.enterprise.gui.legacy.MessageConstants;
import org.rhq.enterprise.gui.legacy.ParamConstants;
import org.rhq.enterprise.gui.legacy.action.BaseDispatchAction;
import org.rhq.enterprise.gui.legacy.exception.ParameterNotFoundException;
import org.rhq.enterprise.gui.legacy.util.ActionUtils;
import org.rhq.enterprise.gui.legacy.util.RequestUtils;
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.resource.ResourceNotFoundException;
import org.rhq.enterprise.server.resource.ResourceTypeManagerLocal;
import org.rhq.enterprise.server.resource.group.ResourceGroupManagerLocal;
import org.rhq.enterprise.server.util.LookupUtil;
/**
* An abstract subclass of <code>BaseDispatchAction</code> that provides common methods for resource controller actions.
*
* @author Ian Springer
*/
public abstract class ResourceController extends BaseDispatchAction {
private final Log log = LogFactory.getLog(ResourceController.class);
protected void setResource(HttpServletRequest request) throws Exception {
this.setResource(request, false);
}
protected void setResource(HttpServletRequest request, boolean config) throws Exception {
try {
Subject subject = WebUtility.getSubject(request);
Integer resourceTypeId = WebUtility.getOptionalIntRequestParameter(request,
ParamConstants.RESOURCE_TYPE_ID_PARAM, -1);
int groupId = WebUtility.getOptionalIntRequestParameter(request, AttrConstants.GROUP_ID, -1);
int parent = WebUtility.getOptionalIntRequestParameter(request, "parent", -1);
String[] r = request.getParameterValues("r");
String[] resourceIds = request.getParameterValues("resourceIds");
// TODO rewrite the selection using WebUtility.getMetricsDisplayMode()
if ((resourceTypeId > 0) && (parent > 0)) // autogroup
{
ResourceTypeManagerLocal resourceTypeManager = LookupUtil.getResourceTypeManager();
ResourceType resourceType = resourceTypeManager.getResourceTypeById(subject, resourceTypeId);
request.setAttribute(AttrConstants.RESOURCE_TYPE_ATTR, resourceType);
request.setAttribute(AttrConstants.TITLE_PARAM_ATTR, resourceType.getName());
request.setAttribute("parent", parent);
request.setAttribute(ParamConstants.RESOURCE_TYPE_ID_PARAM, resourceTypeId);
if (log.isDebugEnabled()) {
log.debug("Autogroup p=" + parent + ", ct=" + resourceTypeId);
}
} else if (groupId > 0) // compat (or mixed) group
{
ResourceGroupManagerLocal resourceGroupManager = LookupUtil.getResourceGroupManager();
ResourceGroup group = resourceGroupManager.getResourceGroupById(subject, groupId, null);
request.setAttribute(AttrConstants.GROUP_ID, groupId);
request.setAttribute(AttrConstants.TITLE_PARAM_ATTR, group.getName());
// TODO more ?
} else if ((resourceTypeId > 0) && (parent == -1)) // MeasurementDefinition
{
ResourceTypeManagerLocal resourceTypeManager = LookupUtil.getResourceTypeManager();
ResourceType resourceType = resourceTypeManager.getResourceTypeById(subject, resourceTypeId);
request.setAttribute(AttrConstants.RESOURCE_TYPE_ATTR, resourceType);
request.setAttribute(ParamConstants.RESOURCE_TYPE_ID_PARAM, resourceTypeId);
} else if ((r != null) && (r.length > 0)) // multiple scathered resources
{
log.trace("Multiple resources not handled yet"); // TODO what do we do here?
} else if ((resourceIds != null) && (resourceIds.length > 0)) {
log.trace("Multiple resources not yet handled"); // TODO what to we do here?
} else // single resource
{
Integer resourceId = WebUtility.getRequiredIntRequestParameter(request,
ParamConstants.RESOURCE_ID_PARAM);
ResourceManagerLocal resourceManager = LookupUtil.getResourceManager();
Resource resource = resourceManager.getResourceById(subject, resourceId);
ResourceUIBean resourceUIBean = new ResourceUIBean(resource, subject);
request.setAttribute(AttrConstants.RESOURCE_ATTR, resource);
request.setAttribute(AttrConstants.RESOURCE_ID_ATTR, resourceId);
request.setAttribute(AttrConstants.TITLE_PARAM_ATTR, resource.getName());
request.setAttribute(AttrConstants.PERFORMANCE_SUPPORTED_ATTR, resourceUIBean.getFacets().isCallTime());
}
} catch (ResourceNotFoundException e) {
RequestUtils.setError(request, MessageConstants.ERR_RESOURCE_NOT_FOUND);
}
}
protected void fetchReturnPathParams(HttpServletRequest request, Map params) {
int groupId = WebUtility.getOptionalIntRequestParameter(request, AttrConstants.GROUP_ID, -1);
int parent = WebUtility.getOptionalIntRequestParameter(request, "parent", -1);
int type = WebUtility.getOptionalIntRequestParameter(request, "type", -1);
int ctype = WebUtility.getOptionalIntRequestParameter(request, "ctype", -1); // TODO JBNADM-2630
String[] resourceIds = request.getParameterValues("resourceIds");
if (groupId > 0) // compat group
{
params.put(ParamConstants.GROUP_ID_PARAM, groupId);
String category = request.getParameter(HubConstants.PARAM_GROUP_CATEGORY);
if ((category == null) || category.equals("")) {
category = "COMPATIBLE";
}
params.put(HubConstants.PARAM_GROUP_CATEGORY, category);
} else if ((parent > 0) && ((type > 0) || (ctype > 0))) // autogroup
{
params.put("parent", parent);
if (type > 0) {
params.put("type", type);
} else {
params.put("type", ctype);
}
} else if ((resourceIds != null) && (resourceIds.length > 0)) {
params.put("resourceIds", resourceIds);
} else {
params.put(ParamConstants.RESOURCE_ID_PARAM, WebUtility.getResourceId(request));
}
// sets the returnPath to match the mode we're in.
String mode = request.getParameter(ParamConstants.MODE_PARAM);
params.put(ParamConstants.MODE_PARAM, mode);
}
/**
* This sets the return path for a ResourceAction by appending the type and resource id to the forward url.
*
* @param request The current controller's request.
* @param mapping The current controller's mapping that contains the input.
*
* @throws ParameterNotFoundException if the type or id are not found
* @throws ServletException If there is not input defined for this form
*/
@Override
protected void setReturnPath(HttpServletRequest request, ActionMapping mapping, Map params) throws Exception {
this.fetchReturnPathParams(request, params);
String returnPath = ActionUtils.findReturnPath(mapping, params);
if (log.isTraceEnabled()) {
log.trace("setting return path: " + returnPath);
}
SessionUtils.setReturnPath(request.getSession(), returnPath);
}
@Override
protected void setReturnPath(HttpServletRequest request, ActionMapping mapping) throws Exception {
setReturnPath(request, mapping, new HashMap());
}
/**
* This method sets the current location for the nav map
*/
protected void setNavMapLocation(HttpServletRequest request, ActionMapping mapping, String currLoc)
throws Exception {
Map<String, String> params = new HashMap<String, String>();
// sets the returnPath to match the mode we're in.
String mode = request.getParameter(ParamConstants.MODE_PARAM);
params.put(ParamConstants.MODE_PARAM, mode);
String newUrl = ActionUtils.changeUrl(currLoc, params);
request.setAttribute(AttrConstants.CURR_RES_LOCATION_MODE, mode);
request.setAttribute(AttrConstants.CURR_RES_LOCATION_TYPE, currLoc);
request.setAttribute(AttrConstants.CURR_RES_LOCATION_TAG, newUrl);
}
}