001    /*
002     * ftp4j - A pure Java FTP client library
003     * 
004     * Copyright (C) 2008-2009 Carlo Pelliccia (www.sauronsoftware.it)
005     * 
006     * This program is free software: you can redistribute it and/or modify
007     * it under the terms of the GNU Lesser General Public License version
008     * 2.1, as published by the Free Software Foundation.
009     *
010     * This program 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
013     * GNU General Public License for more details.
014     *
015     * You should have received a copy of the GNU Lesser General Public
016     * License version 2.1 along with this program.
017     * If not, see <http://www.gnu.org/licenses/>.
018     */
019    package it.sauronsoftware.ftp4j;
020    
021    /**
022     * This interface describes how to implement a textual extension recognizer,
023     * which can be plugged into a FTPClient object calling its
024     * setTextualExtensionsRecognizer() method.
025     * 
026     * @author Carlo Pelliccia
027     * @see FTPClient#setTextualExtensionRecognizer(FTPTextualExtensionRecognizer)
028     */
029    public interface FTPTextualExtensionRecognizer {
030    
031            /**
032             * This method returns true if the given file extension is recognized to be
033             * a textual one.
034             * 
035             * @param ext
036             *            The file extension, always in lower-case.
037             * @return true if the given file extension is recognized to be a textual
038             *         one.
039             */
040            public boolean isTextualExt(String ext);
041    
042    }