Java tutorial
/* * NOTE: This copyright does *not* cover user programs that use HQ * program services by normal system calls through the application * program interfaces provided as part of the Hyperic Plug-in Development * Kit or the Hyperic Client Development Kit - this is merely considered * normal use of the program, and does *not* fall under the heading of * "derived work". * * Copyright (C) [2004, 2005, 2006], Hyperic, Inc. * This file is part of HQ. * * HQ is free software; you can redistribute it and/or modify * it under the terms version 2 of the GNU General Public License as * published by the Free Software Foundation. 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 * USA. */ package org.hyperic.hq.ui.action.resource.service.inventory; import java.util.ArrayList; import java.util.List; 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.hyperic.hq.appdef.shared.AppdefEntityID; import org.hyperic.hq.appdef.shared.AppdefGroupValue; import org.hyperic.hq.appdef.shared.ConfigFetchException; import org.hyperic.hq.appdef.shared.PlatformValue; import org.hyperic.hq.appdef.shared.ServiceValue; import org.hyperic.hq.authz.shared.PermissionException; import org.hyperic.hq.bizapp.shared.AppdefBoss; import org.hyperic.hq.bizapp.shared.ProductBoss; import org.hyperic.hq.common.ApplicationException; import org.hyperic.hq.product.PluginNotFoundException; import org.hyperic.hq.product.ProductPlugin; import org.hyperic.hq.ui.Constants; import org.hyperic.hq.ui.action.resource.common.inventory.RemoveResourceGroupsForm; import org.hyperic.hq.ui.beans.ConfigValues; import org.hyperic.hq.ui.util.ActionUtils; import org.hyperic.hq.ui.util.RequestUtils; import org.hyperic.util.config.ConfigResponse; import org.hyperic.util.config.ConfigSchema; import org.hyperic.util.pager.PageControl; import org.springframework.beans.factory.annotation.Autowired; /** * Action loads a service for viewing, including the General Properties, Type * and Host Properties and Configuration Properties.The Configuration Text * specified in the general Properties are not loaded here. */ public class ViewServiceAction extends TilesAction { protected AppdefBoss appdefBoss; protected ProductBoss productBoss; @Autowired public ViewServiceAction(AppdefBoss appdefBoss, ProductBoss productBoss) { super(); this.appdefBoss = appdefBoss; this.productBoss = productBoss; } /** * Retrieve this data and store it in the <code>ServerForm</code>: * */ public ActionForward execute(ComponentContext context, ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws Exception { Log log = LogFactory.getLog(ViewServiceAction.class.getName()); try { ServiceValue service = (ServiceValue) RequestUtils.getResource(request); Integer sessionId = RequestUtils.getSessionId(request); AppdefEntityID entityId = service.getEntityId(); PageControl pcg = RequestUtils.getPageControl(request, "psg", "png", "sog", "scg"); List<AppdefGroupValue> groups = appdefBoss.findAllGroupsMemberInclusive(sessionId.intValue(), pcg, service.getEntityId()); // check to see if this thing is a platform service if (service.getServer().getServerType().getVirtual()) { // find the platform resource and add it to the request scope try { PlatformValue pv = appdefBoss.findPlatformByDependentID(sessionId.intValue(), entityId); request.setAttribute(Constants.PARENT_RESOURCE_ATTR, pv); } catch (PermissionException pe) { // TODO Would like to able to fall back and grab the name // through other means // which isn't easily done right now. Only thing we should // prevent // in the case of an error is plain text instead of a link. log.error("insufficient permissions for parent platform ", pe); RequestUtils.setError(request, "resource.service.inventory.error.ViewParentPlatformPermission"); request.setAttribute(Constants.PRODUCT_CONFIG_OPTIONS, new ArrayList()); request.setAttribute(Constants.PRODUCT_CONFIG_OPTIONS_COUNT, new Integer(0)); request.setAttribute(Constants.MONITOR_CONFIG_OPTIONS, new ArrayList()); request.setAttribute(Constants.MONITOR_CONFIG_OPTIONS_COUNT, new Integer(0)); return null; } } request.setAttribute(Constants.ALL_RESGRPS_ATTR, groups); if (service == null) { RequestUtils.setError(request, "resource.service.error.ServiceNotFound"); return null; } // create and initialize the remove resource groups form RemoveResourceGroupsForm rmGroupsForm = new RemoveResourceGroupsForm(); rmGroupsForm.setRid(service.getId()); rmGroupsForm.setType(new Integer(service.getEntityId().getType())); int psg = RequestUtils.getPageSize(request, "psg"); rmGroupsForm.setPsg(new Integer(psg)); request.setAttribute(Constants.RESOURCE_REMOVE_GROUPS_MEMBERS_FORM_ATTR, rmGroupsForm); log.debug("AppdefEntityID = " + entityId.toString()); ConfigSchema config = new ConfigSchema(); ConfigResponse oldResponse = new ConfigResponse(); boolean editConfig = false; try { oldResponse = productBoss.getMergedConfigResponse(sessionId.intValue(), ProductPlugin.TYPE_PRODUCT, entityId, false); config = productBoss.getConfigSchema(sessionId.intValue(), entityId, ProductPlugin.TYPE_PRODUCT, oldResponse); editConfig = true; } catch (ConfigFetchException e) { log.warn("Managed Exception ConfigFetchException caught " + e.toString()); } catch (PluginNotFoundException e) { log.warn("Managed Exception PluginNotFoundException caught " + e.toString()); } List<ConfigValues> uiProductOptions = ActionUtils.getConfigValues(config, oldResponse); request.setAttribute(Constants.PRODUCT_CONFIG_OPTIONS, uiProductOptions); request.setAttribute(Constants.PRODUCT_CONFIG_OPTIONS_COUNT, new Integer(uiProductOptions.size())); config = new ConfigSchema(); oldResponse = new ConfigResponse(); try { oldResponse = productBoss.getMergedConfigResponse(sessionId.intValue(), ProductPlugin.TYPE_MEASUREMENT, entityId, false); config = productBoss.getConfigSchema(sessionId.intValue(), entityId, ProductPlugin.TYPE_MEASUREMENT, oldResponse); } catch (ConfigFetchException e) { // do nothing } catch (PluginNotFoundException e) { // do nothing } setUIOptions(service, request, config, oldResponse); config = new ConfigSchema(); oldResponse = productBoss.getMergedConfigResponse(sessionId.intValue(), ProductPlugin.TYPE_CONTROL, entityId, false); try { config = productBoss.getConfigSchema(sessionId.intValue(), entityId, ProductPlugin.TYPE_CONTROL, oldResponse); } catch (PluginNotFoundException e) { // do nothing } List<ConfigValues> uiControlOptions = ActionUtils.getConfigValues(config, oldResponse); request.setAttribute(Constants.CONTROL_CONFIG_OPTIONS, uiControlOptions); request.setAttribute(Constants.CONTROL_CONFIG_OPTIONS_COUNT, new Integer(uiControlOptions.size())); request.setAttribute(Constants.AUTO_INVENTORY, new Boolean(service.getServer().getRuntimeAutodiscovery())); if (!editConfig) RequestUtils.setError(request, "resource.common.inventory.error.serverConfigNotSet", "configServer"); request.setAttribute(Constants.EDIT_CONFIG, new Boolean(editConfig)); setConfigModifier(request, entityId); return null; } catch (ApplicationException e) { log.error("unable to retrieve configuration properties ", e); RequestUtils.setError(request, "resource.common.inventory.error.configRetrieveError"); request.setAttribute(Constants.PRODUCT_CONFIG_OPTIONS, new ArrayList()); request.setAttribute(Constants.PRODUCT_CONFIG_OPTIONS_COUNT, new Integer(0)); request.setAttribute(Constants.MONITOR_CONFIG_OPTIONS, new ArrayList()); request.setAttribute(Constants.MONITOR_CONFIG_OPTIONS_COUNT, new Integer(0)); return null; } } protected void setConfigModifier(HttpServletRequest request, AppdefEntityID entityId) { }; protected void setUIOptions(ServiceValue service, HttpServletRequest request, ConfigSchema config, ConfigResponse oldResponse) { List<ConfigValues> uiMonitorOptions = ActionUtils.getConfigValues(config, oldResponse); request.setAttribute(Constants.MONITOR_CONFIG_OPTIONS, uiMonitorOptions); request.setAttribute(Constants.MONITOR_CONFIG_OPTIONS_COUNT, new Integer(uiMonitorOptions.size())); } }