Java tutorial
/*---------------- FILE HEADER KALYPSO ------------------------------------------ * * This file is part of kalypso. * Copyright (C) 2004 by: * * Technical University Hamburg-Harburg (TUHH) * Institute of River and coastal engineering * Denickestrae 22 * 21073 Hamburg, Germany * http://www.tuhh.de/wb * * and * * Bjoernsen Consulting Engineers (BCE) * Maria Trost 3 * 56070 Koblenz, Germany * http://www.bjoernsen.de * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * * Contact: * * E-Mail: * belger@bjoernsen.de * schlienger@bjoernsen.de * v.doemming@tuhh.de * * ---------------------------------------------------------------------------*/ package org.kalypso.contribs.java.io; import java.io.File; import org.apache.commons.io.filefilter.WildcardFileFilter; import org.apache.commons.lang3.StringUtils; /** * A simple helper class that represents a known file pattern (like *.shp).<br/> * Should be reused to reduce duplicate code for file filters in file dialogs. * * @author Gernot Belger */ public class FilePattern { private final String m_pattern; private final String m_filterName; public FilePattern(final String extension, final String filterName) { m_pattern = extension; m_filterName = filterName; } /** * The file pattern */ public String getPattern() { return m_pattern; } /** * The (human readable, translated) name of the file type represented by this extension, to be used in file dialogs.<br/> * Example: 'All Files' (Note: without the trailing '(*.*)' ) */ public String getFilterName() { return m_filterName; } /** * The (human readable, translated) name of the file type represented by this extension, to be used in file dialogs.<br/> * Example: 'All Files (*.*)' (Note: including the trailing '(*.*)' ) */ public String getFilterLabel() { return String.format("%s (%s)", m_filterName, m_pattern); } public boolean matches(final File file) { return matches(file.getName()); } public boolean matches(final String filename) { final String[] wildcards = StringUtils.split(m_pattern, ';'); final WildcardFileFilter filter = new WildcardFileFilter(wildcards); return filter.accept(null, filename); } }