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1 package org.shiftone.cache.util;
2
3
4
5
11 public final class Log
12 {
13
14 public static final boolean DEBUG = false;
15 public static final boolean INFO = true;
16 public static final boolean MESSAGE = true;
17 public static final boolean WARNING = true;
18 public static final int DEBUG_LEVEL = 0;
19 public static final int INFO_LEVEL = 1;
20 public static final int MESSAGE_LEVEL = 2;
21 public static final int WARNING_LEVEL = 3;
22 public static final int ERROR_LEVEL = 4;
23 public static final String  [] LEVELS = { "DEBUG", "INFO", "MESSAGE", "WARN", "ERROR" };
24 public static final long START = System.currentTimeMillis();
25 private final Class klass;
26
27 public Log(Class klass)
28 {
29 this.klass = klass;
30 }
31
32
33 public final void debug(Object object)
34 {
35
36 if (DEBUG)
37 {
38 log(DEBUG_LEVEL, object);
39 }
40 }
41
42
43 public final void info(Object object)
44 {
45
46 if (INFO)
47 {
48 log(INFO_LEVEL, object);
49 }
50 }
51
52
53 public final void warn(Object object)
54 {
55
56 if (WARNING)
57 {
58 log(WARNING_LEVEL, object);
59 }
60 }
61
62
63 public final void message(Object object)
64 {
65
66 if (MESSAGE)
67 {
68 log(MESSAGE_LEVEL, object);
69 }
70 }
71
72
73 public final void error(Object object, Throwable throwable)
74 {
75 log(ERROR_LEVEL, object);
76 throwable.printStackTrace(System.out);
77 }
78
79
80 private void log(int level, Object object)
81 {
82
83 StringBuffer sb = new StringBuffer (30);
84
85 sb.append(LEVELS[level]);
86 sb.append(" ");
87 sb.append(System.currentTimeMillis() - START);
88 sb.append(" ");
89 sb.append(klass.getName());
90 sb.append(" - ");
91 sb.append(object);
92 System.out.println(sb.toString());
93 }
94 }
95 |
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