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.commons.java.activation; import javax.activation.MimeType; import javax.activation.MimeTypeParseException; import org.apache.commons.lang3.StringUtils; /** * @author Gernot Belger */ public class MimeTypeUtils { private MimeTypeUtils() { throw new UnsupportedOperationException(); } /** * Tries to parse a mime type via {@link MimeType#MimeType(String)}, but silently ignores any error. * * @return <code>null</code>, if a {@link MimeTypeParseException} is thrown. */ public static MimeType createQuietly(final String mimetype) { try { if (StringUtils.isBlank(mimetype)) return null; return new MimeType(mimetype); } catch (final MimeTypeParseException e) { // ignored } return null; } }