001/*
002 * This library is part of OpenCms -
003 * the Open Source Content Management System
004 *
005 * Copyright (c) Alkacon Software GmbH & Co. KG (http://www.alkacon.com)
006 *
007 * This library is free software; you can redistribute it and/or
008 * modify it under the terms of the GNU Lesser General Public
009 * License as published by the Free Software Foundation; either
010 * version 2.1 of the License, or (at your option) any later version.
011 *
012 * This library is distributed in the hope that it will be useful,
013 * but WITHOUT ANY WARRANTY; without even the implied warranty of
014 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
015 * Lesser General Public License for more details.
016 *
017 * For further information about Alkacon Software, please see the
018 * company website: http://www.alkacon.com
019 *
020 * For further information about OpenCms, please see the
021 * project website: http://www.opencms.org
022 *
023 * You should have received a copy of the GNU Lesser General Public
024 * License along with this library; if not, write to the Free Software
025 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
026 */
027
028package org.opencms.staticexport;
029
030import java.io.File;
031import java.io.FileFilter;
032
033/**
034 * Implements the file filter used to guess the right suffix of a deleted jsp file.<p>
035 *
036 * @since 8.0.0
037 */
038public class CmsPrefixFileFilter implements FileFilter {
039
040    /** The base file. */
041    private String m_baseName;
042
043    /**
044     * Creates a new instance of this filter.<p>
045     *
046     * @param fileName the base file to compare with.
047     */
048    public CmsPrefixFileFilter(String fileName) {
049
050        m_baseName = fileName + ".";
051    }
052
053    /**
054     * Accepts the given file if its name starts with the name of of the base file (without extension)
055     * and ends with the extension.<p>
056     *
057     * @see java.io.FileFilter#accept(java.io.File)
058     */
059    public boolean accept(File f) {
060
061        return f.getName().startsWith(m_baseName)
062            && (f.getName().length() > m_baseName.length())
063            && (f.getName().indexOf('.', m_baseName.length()) < 0);
064    }
065}