DefaultFormatter


1   package org.jzonic.jlo.formatter;
2   
3   import org.jzonic.jlo.LogRecord;
4   import java.text.SimpleDateFormat  ;
5   import java.util.Date  ;
6   import java.util.Map  ;
7   /**
8    * The DefaultFormatter is a concrete implementation of a Formatter.
9    * The format is:
10   * <pre>
11   * yyyy/MM/dd HH:mm:ss - [target] [fq-classname] text of the message
12   * </pre>
13   * Example:
14   * <pre>
15   * 2003/04/01 17:00:13 - [init] [org.jzonic.jlo.DefaultFormatter] hello world
16   * </pre>
17   *
18   *@author     Andreas Mecky
19   *@author     Terry Dye
20   */
21  public class DefaultFormatter extends AbstractFormatter {
22      /**
23       *  Constructor for the SimpleFormatter object
24       */
25      public DefaultFormatter(String   configName) {
26          super(configName);
27      }
28      
29      
30      /**
31       *@param  lr  The LogRecord
32       *@return The message as string that should be logged
33       */
34      public String   formatMessage(LogRecord lr) {
35          SimpleDateFormat   formatter = new SimpleDateFormat  ("yyyy/MM/dd HH:mm:ss - ");
36          Date   currentTime = new Date  ();
37          String   dateString = formatter.format(currentTime);
38          StringBuffer   sb = new StringBuffer  ();
39          sb.append(dateString);
40          if ( lr.getElapsed() != -1 ) {
41              sb.append(" [ellapsed: ");
42              sb.append(lr.getElapsed());
43              sb.append("ms] ");
44          }
45          String   ndc = lr.getNDC();
46          if ( ndc != null ) {
47              sb.append(ndc);
48              sb.append(" ");
49          }
50          if (lr.getTarget() != null) {
51              sb.append("[");
52              sb.append(lr.getTarget().getName().toUpperCase());
53              sb.append("] ");
54          }
55          String   callerLine = lr.getSourceClassName();
56          if ( callerLine != null ) {
57              sb.append("[");
58              sb.append(callerLine);
59              sb.append("] ");
60          }
61          if (lr.getMessage() != null) {
62              sb.append(lr.getMessage());
63          }        
64          if ( lr.getThrown() != null )  {       
65              sb.append(":");
66              sb.append(lr.getStackTrace());
67          }        
68          return sb.toString();
69      }
70  
71      public void setParameter(Map   params) {
72          // we do not need any
73      }
74  }
75
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