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.Color;
023 import org.crsh.text.Decoration;
024 import org.crsh.text.Renderable;
025 import org.crsh.text.Renderer;
026 import org.crsh.text.ui.LabelElement;
027 import org.crsh.text.ui.RowElement;
028 import org.crsh.text.ui.TableElement;
029
030 import java.util.Iterator;
031 import java.util.logging.Level;
032 import java.util.logging.Logger;
033
034 public class LoggerRenderable extends Renderable<Logger> {
035
036 @Override
037 public Class<Logger> getType() {
038 return Logger.class;
039 }
040
041 @Override
042 public Renderer renderer(Iterator<Logger> stream) {
043 TableElement table = new TableElement();
044
045 // Header
046 RowElement header = new RowElement();
047 header.style(Decoration.bold.fg(Color.black).bg(Color.white));
048 header.add(new LabelElement("NAME"));
049 header.add(new LabelElement("LEVEL"));
050 table.add(header);
051
052 //
053 while (stream.hasNext()) {
054 Logger logger = stream.next();
055
056 // Determine level
057 String level;
058 if (logger.isLoggable(Level.FINER)) {
059 level = "TRACE";
060 } else if (logger.isLoggable(Level.FINE)) {
061 level = "DEBUG";
062 } else if (logger.isLoggable(Level.INFO)) {
063 level = "INFO";
064 } else if (logger.isLoggable(Level.WARNING)) {
065 level = "WARN";
066 } else if (logger.isLoggable(Level.SEVERE)) {
067 level = "ERROR";
068 } else {
069 level = "UNKNOWN";
070 }
071
072 //
073 RowElement row = new RowElement();
074 row.add(new LabelElement(logger.getName()));
075 row.add(new LabelElement(level));
076 table.add(row);
077 }
078
079 //
080 return table.renderer();
081 }
082 }