adressevedligehold/tasks/TaskLogger.java

package dk.daoas.adressevedligehold.tasks;

import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.logging.Level;

import org.apache.commons.lang3.exception.ExceptionUtils;


public class TaskLogger {
        
        private StringBuilder buffer = new StringBuilder(1 * 1024 * 1024);// Reserve 1MB
        private SimpleDateFormat format = new SimpleDateFormat("HH:mm:ss.SSS");
        
        
        public String getBuffer() {
                synchronized(buffer) {
                        return buffer.toString();
                }
        }
        
        public void reset() {
                synchronized(buffer) {
                        buffer.setLength(0);
                }
        }
        
        public void log(Level lvl, String msg) {
                log("[" + lvl.toString() + "] " + msg);
        }
        
        public void log(Level lvl, String msg, Exception e) {
                log("[" + lvl.toString() + "] " + msg + "\n" + ExceptionUtils.getStackTrace(e) );
        }
        
        public void warning(String msg) {
                log(Level.WARNING, msg);
        }
        
        public void warning(String msg, Exception e) {
                log(Level.WARNING, msg, e);
        }
        
        public void info(String msg) {
                log(Level.INFO, msg);
        }
        
        public void fine(String msg) {
                log(Level.FINE, msg);
        }
        
        private void log(String msg) {
                String time = getTimeString();
                String line = "[" + time + "] " + msg + "\n";
                
                System.out.println(line);
                
                synchronized(buffer) {
                        buffer.append(line);
                }
        }
        
        private String getTimeString() {
                return format.format( new Date() );
        }
        
        
        /* *******************************************************
         * Singleton
         */
        private volatile static TaskLogger instance = null;
        private TaskLogger() {          
        }
        
        public static TaskLogger getInstance() {
                if (instance == null) {
                        instance = new TaskLogger();
                }
                
                return instance;
        }
        
}
1	torben	2903	package dk.daoas.adressevedligehold.tasks;
2
3			import java.text.SimpleDateFormat;
4			import java.util.Date;
5			import java.util.logging.Level;
6
7			import org.apache.commons.lang3.exception.ExceptionUtils;
8
9
10			public class TaskLogger {
11
12	torben	2906	private StringBuilder buffer = new StringBuilder(1 * 1024 * 1024);// Reserve 1MB
13	torben	2903	private SimpleDateFormat format = new SimpleDateFormat("HH:mm:ss.SSS");
14
15
16
17			public String getBuffer() {
18			synchronized(buffer) {
19			return buffer.toString();
20			}
21			}
22
23			public void reset() {
24			synchronized(buffer) {
25			buffer.setLength(0);
26			}
27			}
28
29			public void log(Level lvl, String msg) {
30			log("[" + lvl.toString() + "] " + msg);
31			}
32
33			public void log(Level lvl, String msg, Exception e) {
34			log("[" + lvl.toString() + "] " + msg + "\n" + ExceptionUtils.getStackTrace(e) );
35			}
36
37			public void warning(String msg) {
38			log(Level.WARNING, msg);
39			}
40
41			public void warning(String msg, Exception e) {
42			log(Level.WARNING, msg, e);
43			}
44
45			public void info(String msg) {
46			log(Level.INFO, msg);
47			}
48
49			public void fine(String msg) {
50			log(Level.FINE, msg);
51			}
52
53			private void log(String msg) {
54			String time = getTimeString();
55			String line = "[" + time + "] " + msg + "\n";
56
57			System.out.println(line);
58
59			synchronized(buffer) {
60			buffer.append(line);
61			}
62			}
63
64			private String getTimeString() {
65			return format.format( new Date() );
66			}
67
68
69			/* *******************************************************
70			* Singleton
71			*/
72	torben	2907	private volatile static TaskLogger instance = null;
73	torben	2903	private TaskLogger() {
74			}
75
76			public static TaskLogger getInstance() {
77			if (instance == null) {
78			instance = new TaskLogger();
79			}
80
81			return instance;
82			}
83
84			}