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.image; 020 021import java.util.Arrays; 022import java.util.HashSet; 023 024import lucee.runtime.PageContext; 025import lucee.runtime.img.ImageUtil; 026import lucee.runtime.type.util.ListUtil; 027 028public class GetReadableImageFormats { 029 030 public static String call(PageContext pc) { 031 return format(ImageUtil.getReaderFormatNames()); 032 033 } 034 035 public static String format(String[] formats) { 036 HashSet set=new HashSet(); 037 for(int i=0;i<formats.length;i++) { 038 set.add(formats[i].toUpperCase()); 039 } 040 formats=(String[]) set.toArray(new String[set.size()]); 041 Arrays.sort(formats); 042 return ListUtil.arrayToList(formats, ",").toUpperCase(); 043 } 044}