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 **/ 019/** 020 * Implements the CFML Function tostring 021 */ 022package lucee.runtime.functions.string; 023 024import java.nio.charset.Charset; 025 026import lucee.commons.io.CharsetUtil; 027import lucee.commons.lang.StringUtil; 028import lucee.runtime.PageContext; 029import lucee.runtime.exp.PageException; 030import lucee.runtime.ext.function.Function; 031import lucee.runtime.net.http.ReqRspUtil; 032import lucee.runtime.op.Caster; 033 034public final class ToString implements Function { 035 public static String call(PageContext pc ) { 036 return ""; 037 } 038 public static String call(PageContext pc , Object object) throws PageException { 039 return call(pc,object,null); 040 } 041 public static String call(PageContext pc , Object object, String encoding) throws PageException { 042 Charset charset; 043 if(StringUtil.isEmpty(encoding)) { 044 charset = ReqRspUtil.getCharacterEncoding(pc,pc.getResponse()); 045 } 046 else 047 charset = CharsetUtil.toCharset(encoding); 048 049 if(object instanceof byte[]){ 050 if(charset!=null) 051 return new String((byte[])object,charset); 052 return new String((byte[])object); 053 } 054 return Caster.toString(object); 055 } 056}