001/** 002 * 003 * Copyright (c) 2014, the Railo Company Ltd. All rights reserved. 004 * 005 * This library is free software; you can redistribute it and/or 006 * modify it under the terms of the GNU Lesser General Public 007 * License as published by the Free Software Foundation; either 008 * version 2.1 of the License, or (at your option) any later version. 009 * 010 * This library is distributed in the hope that it will be useful, 011 * but WITHOUT ANY WARRANTY; without even the implied warranty of 012 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 013 * Lesser General Public License for more details. 014 * 015 * You should have received a copy of the GNU Lesser General Public 016 * License along with this library. If not, see <http://www.gnu.org/licenses/>. 017 * 018 **/ 019package lucee.runtime.functions.cache; 020 021import java.io.IOException; 022 023import lucee.commons.io.cache.Cache; 024import lucee.runtime.PageContext; 025import lucee.runtime.config.ConfigImpl; 026import lucee.runtime.exp.ApplicationException; 027import lucee.runtime.exp.PageException; 028import lucee.runtime.ext.function.Function; 029import lucee.runtime.op.Caster; 030 031/** 032 * 033 */ 034public final class CacheDelete implements Function { 035 036 private static final long serialVersionUID = 4148677299207997607L; 037 038 public static String call(PageContext pc, String id) throws PageException { 039 return call(pc, id, false,null); 040 } 041 public static String call(PageContext pc, String id, boolean throwOnError) throws PageException { 042 return call(pc, id, throwOnError, null); 043 } 044 045 public static String call(PageContext pc, String id, boolean throwOnError, String cacheName) throws PageException { 046 try { 047 Cache cache = Util.getCache(pc,cacheName,ConfigImpl.CACHE_DEFAULT_OBJECT); 048 if(!cache.remove(Util.key(id)) && throwOnError){ 049 throw new ApplicationException("can not remove the element with the following id ["+id+"]"); 050 } 051 } 052 catch (IOException e) { 053 throw Caster.toPageException(e); 054 } 055 return null; 056 } 057 058}