Java tutorial
/** * Copyright (c) 2000-2012 Liferay, Inc. All rights reserved. * * This library is free software; you can redistribute it and/or modify it under * the terms of the GNU Lesser General Public License as published by the Free * Software Foundation; either version 2.1 of the License, or (at your option) * any later version. * * This library 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 Lesser General Public License for more * details. */ package com.liferay.portlet.mobiledevicerules.action; import com.liferay.portal.kernel.bean.BeanParamUtil; import com.liferay.portal.kernel.bean.BeanPropertiesUtil; import com.liferay.portal.kernel.mobile.device.rulegroup.ActionHandlerManagerUtil; import com.liferay.portal.kernel.mobile.device.rulegroup.action.ActionHandler; import com.liferay.portal.kernel.servlet.SessionErrors; import com.liferay.portal.kernel.util.Constants; import com.liferay.portal.kernel.util.LocalizationUtil; import com.liferay.portal.kernel.util.ParamUtil; import com.liferay.portal.kernel.util.StringPool; import com.liferay.portal.kernel.util.UnicodeProperties; import com.liferay.portal.mobile.device.rulegroup.action.impl.LayoutTemplateModificationActionHandler; import com.liferay.portal.mobile.device.rulegroup.action.impl.SimpleRedirectActionHandler; import com.liferay.portal.mobile.device.rulegroup.action.impl.SiteRedirectActionHandler; import com.liferay.portal.mobile.device.rulegroup.action.impl.ThemeModificationActionHandler; import com.liferay.portal.security.auth.PrincipalException; import com.liferay.portal.service.ServiceContext; import com.liferay.portal.service.ServiceContextFactory; import com.liferay.portal.util.WebKeys; import com.liferay.portlet.mobiledevicerules.NoSuchActionException; import com.liferay.portlet.mobiledevicerules.NoSuchRuleGroupException; import com.liferay.portlet.mobiledevicerules.model.MDRAction; import com.liferay.portlet.mobiledevicerules.model.MDRRuleGroupInstance; import com.liferay.portlet.mobiledevicerules.service.MDRActionServiceUtil; import com.liferay.portlet.mobiledevicerules.service.MDRRuleGroupInstanceLocalServiceUtil; import java.util.HashMap; import java.util.Locale; import java.util.Map; import javax.portlet.ActionRequest; import javax.portlet.ActionResponse; import javax.portlet.PortletConfig; import javax.portlet.RenderRequest; import javax.portlet.RenderResponse; import javax.portlet.ResourceRequest; import javax.portlet.ResourceResponse; import org.apache.struts.action.ActionForm; import org.apache.struts.action.ActionForward; import org.apache.struts.action.ActionMapping; /** * @author Edward Han */ public class EditActionAction extends EditRuleAction { public EditActionAction() { registerEditorJSP(LayoutTemplateModificationActionHandler.class, "layout_tpl"); registerEditorJSP(SimpleRedirectActionHandler.class, "simple_url"); registerEditorJSP(SiteRedirectActionHandler.class, "site_url"); registerEditorJSP(ThemeModificationActionHandler.class, "theme"); } @Override public void processAction(ActionMapping mapping, ActionForm form, PortletConfig portletConfig, ActionRequest actionRequest, ActionResponse actionResponse) throws Exception { String cmd = ParamUtil.getString(actionRequest, Constants.CMD); try { if (cmd.equals(Constants.ADD) || cmd.equals(Constants.UPDATE)) { updateAction(actionRequest); } else if (cmd.equals(Constants.DELETE)) { deleteAction(actionRequest); } sendRedirect(actionRequest, actionResponse); } catch (Exception e) { if (e instanceof PrincipalException) { SessionErrors.add(actionRequest, e.getClass().getName()); setForward(actionRequest, "portlet.mobile_device_rules.error"); } else if (e instanceof NoSuchActionException || e instanceof NoSuchRuleGroupException) { SessionErrors.add(actionRequest, e.getClass().getName()); } else { throw e; } } } @Override public ActionForward render(ActionMapping mapping, ActionForm form, PortletConfig portletConfig, RenderRequest renderRequest, RenderResponse renderResponse) throws Exception { long actionId = ParamUtil.getLong(renderRequest, "actionId"); MDRAction action = MDRActionServiceUtil.fetchAction(actionId); renderRequest.setAttribute(WebKeys.MOBILE_DEVICE_RULES_RULE_GROUP_ACTION, action); String type = BeanPropertiesUtil.getString(action, "type"); renderRequest.setAttribute(WebKeys.MOBILE_DEVICE_RULES_RULE_GROUP_ACTION_TYPE, type); String editorJSP = getEditorJSP(type); renderRequest.setAttribute(WebKeys.MOBILE_DEVICE_RULES_RULE_GROUP_ACTION_EDITOR_JSP, editorJSP); long ruleGroupInstanceId = BeanParamUtil.getLong(action, renderRequest, "ruleGroupInstanceId"); MDRRuleGroupInstance ruleGroupInstance = MDRRuleGroupInstanceLocalServiceUtil .getMDRRuleGroupInstance(ruleGroupInstanceId); renderRequest.setAttribute(WebKeys.MOBILE_DEVICE_RULES_RULE_GROUP_INSTANCE, ruleGroupInstance); return mapping.findForward("portlet.mobile_device_rules.edit_action"); } @Override public void serveResource(ActionMapping mapping, ActionForm form, PortletConfig portletConfig, ResourceRequest resourceRequest, ResourceResponse resourceResponse) throws Exception { long actionId = ParamUtil.getLong(resourceRequest, "actionId"); MDRAction action = MDRActionServiceUtil.fetchAction(actionId); resourceRequest.setAttribute(WebKeys.MOBILE_DEVICE_RULES_RULE_GROUP_ACTION, action); String type = ParamUtil.getString(resourceRequest, "type"); includeEditorJSP(portletConfig, resourceRequest, resourceResponse, type); } protected void deleteAction(ActionRequest actionRequest) throws Exception { long actionId = ParamUtil.getLong(actionRequest, "actionId"); MDRActionServiceUtil.deleteAction(actionId); } @Override protected String getEditorJSP(String type) { ActionHandler actionHandler = ActionHandlerManagerUtil.getActionHandler(type); String editorJSP = null; if (actionHandler != null) { editorJSP = _editorJSPs.get(actionHandler.getClass()); } if (editorJSP == null) { editorJSP = StringPool.BLANK; } return editorJSP; } protected void registerEditorJSP(Class<?> clazz, String jspPrefix) { _editorJSPs.put(clazz, "/html/portlet/mobile_device_rules/action/" + jspPrefix + ".jsp"); } protected void updateAction(ActionRequest actionRequest) throws Exception { long actionId = ParamUtil.getLong(actionRequest, "actionId"); long ruleGroupInstanceId = ParamUtil.getLong(actionRequest, "ruleGroupInstanceId"); Map<Locale, String> nameMap = LocalizationUtil.getLocalizationMap(actionRequest, "name"); Map<Locale, String> descriptionMap = LocalizationUtil.getLocalizationMap(actionRequest, "description"); String type = ParamUtil.getString(actionRequest, "type"); ActionHandler actionHandler = ActionHandlerManagerUtil.getActionHandler(type); if (actionHandler == null) { SessionErrors.add(actionRequest, "typeInvalid"); return; } UnicodeProperties typeSettingsProperties = getTypeSettingsProperties(actionRequest, actionHandler.getPropertyNames()); ServiceContext serviceContext = ServiceContextFactory.getInstance(actionRequest); if (actionId <= 0) { MDRActionServiceUtil.addAction(ruleGroupInstanceId, nameMap, descriptionMap, type, typeSettingsProperties, serviceContext); } else { MDRActionServiceUtil.updateAction(actionId, nameMap, descriptionMap, type, typeSettingsProperties, serviceContext); } } private Map<Class<?>, String> _editorJSPs = new HashMap<Class<?>, String>(); }