001    /*
002     * Copyright (C) 2012 eXo Platform SAS.
003     *
004     * This is free software; you can redistribute it and/or modify it
005     * under the terms of the GNU Lesser General Public License as
006     * published by the Free Software Foundation; either version 2.1 of
007     * the License, or (at your option) any later version.
008     *
009     * This software is distributed in the hope that it will be useful,
010     * but WITHOUT ANY WARRANTY; without even the implied warranty of
011     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
012     * Lesser General Public License for more details.
013     *
014     * You should have received a copy of the GNU Lesser General Public
015     * License along with this software; if not, write to the Free
016     * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
017     * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
018     */
019    
020    package org.crsh.text.renderers;
021    
022    import org.crsh.text.LineRenderer;
023    import org.crsh.text.Renderer;
024    import org.crsh.text.ui.LabelElement;
025    import org.crsh.text.ui.Overflow;
026    import org.crsh.text.ui.RowElement;
027    import org.crsh.text.ui.TableElement;
028    import org.crsh.util.Utils;
029    
030    import java.io.File;
031    import java.text.SimpleDateFormat;
032    import java.util.Collections;
033    import java.util.Date;
034    import java.util.Iterator;
035    import java.util.List;
036    
037    public class FileRenderer extends Renderer<File> {
038    
039      @Override
040      public Class<File> getType() {
041        return File.class;
042      }
043    
044      @Override
045      public LineRenderer renderer(Iterator<File> stream) {
046    
047        //
048        List<File> files = Utils.list(stream);
049        Collections.sort(files);
050        TableElement table = new TableElement().overflow(Overflow.WRAP).rightCellPadding(1);
051        SimpleDateFormat format = new SimpleDateFormat("MMM dd HH:mm");
052        Date date = new Date();
053    
054        //
055        for (File file : files) {
056          String mode = (file.isDirectory() ? "d" : "-")
057              + (file.canRead() ? "r" : "-")
058              + (file.canWrite() ? "w" : "-")
059              + (file.canExecute() ? "x" : "-")
060              ;
061          String length = Long.toString(file.length());
062          date.setTime(file.lastModified());
063          String lastModified = format.format(date);
064          table.row(
065            mode,
066            length,
067            lastModified,
068            file.getName()
069          );
070        }
071    
072        //
073        return table.renderer();
074      }
075    }