| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. The ASF licenses this file to You |
| * under the Apache License, Version 2.0 (the "License"); you may not |
| * use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. For additional information regarding |
| * copyright in this work, please see the NOTICE file in the top level |
| * directory of this distribution. |
| */ |
| |
| package org.apache.roller.weblogger.ui.struts2.admin; |
| |
| import java.util.Collections; |
| import java.util.List; |
| import java.util.Map; |
| import org.apache.roller.weblogger.pojos.GlobalPermission; |
| import org.apache.roller.weblogger.ui.struts2.util.UIAction; |
| import org.apache.roller.weblogger.util.cache.CacheManager; |
| import org.apache.struts2.convention.annotation.AllowedMethods; |
| |
| |
| /** |
| * Action for displaying rendering cache info. |
| */ |
| // TODO: make this work @AllowedMethods({"execute"}) |
| public class CacheInfo extends UIAction { |
| |
| // map of stats to display |
| private Map stats = Collections.EMPTY_MAP; |
| |
| // cache which we would clear when clear() is called |
| private String cache = null; |
| |
| |
| public CacheInfo() { |
| this.actionName = "cacheInfo"; |
| this.desiredMenu = "admin"; |
| this.pageTitle = "cacheInfo.title"; |
| } |
| |
| |
| @Override |
| public List<String> requiredGlobalPermissionActions() { |
| return Collections.singletonList(GlobalPermission.ADMIN); |
| } |
| |
| @Override |
| public boolean isWeblogRequired() { |
| return false; |
| } |
| |
| |
| @Override |
| public void myPrepare() { |
| Map cacheStats = CacheManager.getStats(); |
| setStats(cacheStats); |
| } |
| |
| |
| @Override |
| public String execute() { |
| return SUCCESS; |
| } |
| |
| |
| /** |
| * clear action. |
| * |
| * this is triggered when someone has indicated that they want to clear |
| * one or all of the caches. |
| */ |
| public String clear() { |
| |
| // see if a specific cache was specified |
| String handlerClass = getCache(); |
| if(handlerClass != null && handlerClass.length() > 0) { |
| CacheManager.clear(handlerClass); |
| } else { |
| CacheManager.clear(); |
| } |
| |
| // update stats after clear |
| myPrepare(); |
| |
| return SUCCESS; |
| } |
| |
| |
| public Map getStats() { |
| return stats; |
| } |
| |
| public void setStats(Map stats) { |
| this.stats = stats; |
| } |
| |
| public String getCache() { |
| return cache; |
| } |
| |
| public void setCache(String cache) { |
| this.cache = cache; |
| } |
| |
| } |