| /******************************************************************************* |
| * Copyright (C) 2007 The University of Manchester |
| * |
| * Modifications to the initial code base are copyright of their |
| * respective authors, or their employers as appropriate. |
| * |
| * This program 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 program 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 program; if not, write to the Free Software |
| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 |
| ******************************************************************************/ |
| package net.sf.taverna.t2.workbench.file.impl; |
| |
| import java.io.File; |
| import java.io.IOException; |
| import java.util.Date; |
| |
| import net.sf.taverna.t2.workbench.file.DataflowInfo; |
| import net.sf.taverna.t2.workbench.file.FileManager; |
| import net.sf.taverna.t2.workbench.file.FileType; |
| |
| import org.apache.log4j.Logger; |
| |
| import uk.org.taverna.scufl2.api.container.WorkflowBundle; |
| |
| /** |
| * Information about an open dataflow that was opened from or saved to a |
| * {@link File}. |
| * |
| * @see DataflowInfo |
| * @see FileManager |
| * @author Stian Soiland-Reyes |
| */ |
| public class FileDataflowInfo extends DataflowInfo { |
| private static Logger logger = Logger.getLogger(FileDataflowInfo.class); |
| |
| public FileDataflowInfo(FileType fileType, File source, |
| WorkflowBundle workflowBundle) { |
| super(fileType, canonicalFile(source), workflowBundle, |
| lastModifiedFile(source)); |
| } |
| |
| protected static Date lastModifiedFile(File file) { |
| long lastModifiedLong = file.lastModified(); |
| if (lastModifiedLong == 0) |
| return null; |
| return new Date(lastModifiedLong); |
| } |
| |
| public static File canonicalFile(File file) { |
| try { |
| return file.getCanonicalFile(); |
| } catch (IOException e) { |
| logger.warn("Could not find canonical file for " + file); |
| return file; |
| } |
| } |
| } |