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      1 /*
      2  * Copyright (c) 2009-2010 jMonkeyEngine
      3  * All rights reserved.
      4  *
      5  * Redistribution and use in source and binary forms, with or without
      6  * modification, are permitted provided that the following conditions are
      7  * met:
      8  *
      9  * * Redistributions of source code must retain the above copyright
     10  *   notice, this list of conditions and the following disclaimer.
     11  *
     12  * * Redistributions in binary form must reproduce the above copyright
     13  *   notice, this list of conditions and the following disclaimer in the
     14  *   documentation and/or other materials provided with the distribution.
     15  *
     16  * * Neither the name of 'jMonkeyEngine' nor the names of its contributors
     17  *   may be used to endorse or promote products derived from this software
     18  *   without specific prior written permission.
     19  *
     20  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     21  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     22  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     23  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
     24  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
     25  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
     26  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
     27  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
     28  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
     29  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
     30  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     31  */
     32 
     33 package com.jme3.util;
     34 
     35 import java.io.PrintWriter;
     36 import java.io.StringWriter;
     37 import java.text.MessageFormat;
     38 import java.util.Date;
     39 import java.util.logging.Formatter;
     40 import java.util.logging.LogRecord;
     41 
     42 /**
     43  * More simple formatter than the default one used in Java logging.
     44  * Example output: <br/>
     45  * INFO Display3D 12:00 PM: Display created.
     46  */
     47 public class JmeFormatter extends Formatter {
     48 
     49     private Date calendar = new Date();
     50     private String lineSeperator;
     51     private MessageFormat format;
     52     private Object args[] = new Object[1];
     53     private StringBuffer store = new StringBuffer();
     54 
     55     public JmeFormatter(){
     56         lineSeperator = System.getProperty("line.separator");
     57         format = new MessageFormat("{0,time}");
     58     }
     59 
     60     @Override
     61     public String format(LogRecord record) {
     62         StringBuffer sb = new StringBuffer();
     63 
     64         calendar.setTime(record.getMillis());
     65         args[0] = calendar;
     66         store.setLength(0);
     67         format.format(args, store, null);
     68 
     69         String clazz = null;
     70         try{
     71             clazz = Class.forName(record.getSourceClassName()).getSimpleName();
     72         } catch (ClassNotFoundException ex){
     73         }
     74 
     75         sb.append(record.getLevel().getLocalizedName()).append(" ");
     76         sb.append(clazz).append(" ");
     77         sb.append(store.toString()).append(" ");
     78         sb.append(formatMessage(record)).append(lineSeperator);
     79 
     80         if (record.getThrown() != null) {
     81             try {
     82                 StringWriter sw = new StringWriter();
     83                 PrintWriter pw = new PrintWriter(sw);
     84                 record.getThrown().printStackTrace(pw);
     85                 pw.close();
     86                 sb.append(sw.toString());
     87             } catch (Exception ex) {
     88             }
     89         }
     90 
     91         return sb.toString();
     92     }
     93 }
     94