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1
4 package com.tc.logging;
5
6 import org.apache.log4j.Level;
7 import org.apache.log4j.Priority;
8
9 import com.tc.util.Assert;
10
11
16 public class LogLevel {
17 static final int LEVEL_DEBUG = 4;
18 static final int LEVEL_INFO = 3;
19 static final int LEVEL_WARN = 2;
20 static final int LEVEL_ERROR = 1;
21 static final int LEVEL_FATAL = 0;
22
23 public static final LogLevel DEBUG = new LogLevel(LEVEL_DEBUG);
24 public static final LogLevel INFO = new LogLevel(LEVEL_INFO);
25 public static final LogLevel WARN = new LogLevel(LEVEL_WARN);
26 public static final LogLevel ERROR = new LogLevel(LEVEL_ERROR);
27 public static final LogLevel FATAL = new LogLevel(LEVEL_FATAL);
28
29 public static final String  DEBUG_NAME = "DEBUG";
30 public static final String INFO_NAME = "INFO" ;
31 public static final String WARN_NAME = "WARN" ;
32 public static final String ERROR_NAME = "ERROR";
33 public static final String FATAL_NAME = "FATAL";
34
35 private final int level;
36
37 private LogLevel(int level) {
38 this.level = level;
39 }
40
41 public int getLevel() {
42 return level;
43 }
44
45 public boolean isInfo() {
46 return level == LEVEL_INFO;
47 }
48
49 static Level toLog4JLevel(LogLevel level) {
50 if (level == null) return null;
51
52 switch( level.getLevel() ) {
53 case LEVEL_DEBUG: return Level.DEBUG;
54 case LEVEL_INFO : return Level.INFO;
55 case LEVEL_WARN : return Level.WARN;
56 case LEVEL_ERROR: return Level.ERROR;
57 case LEVEL_FATAL: return Level.FATAL;
58 default : throw Assert.failure( "Logic Error: Invalid Level: " + level);
59 }
60 }
61
62 static LogLevel fromLog4JLevel(Level level) {
63 if (level == null) return null;
64 switch( level.toInt()) {
65 case Priority.DEBUG_INT: return LogLevel.DEBUG;
66 case Priority.INFO_INT : return LogLevel.INFO;
67 case Priority.WARN_INT : return LogLevel.WARN;
68 case Priority.ERROR_INT: return LogLevel.ERROR;
69 case Priority.FATAL_INT: return LogLevel.FATAL;
70 default : throw Assert.failure("Unsupported Level" + level );
71 }
72 }
73
74 public String toString() {
75 switch( getLevel() ) {
76 case LEVEL_DEBUG: return DEBUG_NAME;
77 case LEVEL_INFO : return INFO_NAME;
78 case LEVEL_WARN : return WARN_NAME;
79 case LEVEL_ERROR: return ERROR_NAME;
80 case LEVEL_FATAL: return FATAL_NAME;
81 default : return "Unknown";
82 }
83 }
84
85 public static LogLevel valueOf(String v) {
86 if (DEBUG_NAME.equals(v)) {
87 return DEBUG;
88 } else if (INFO_NAME.equals(v)) {
89 return INFO;
90 } else if (WARN_NAME.equals(v)) {
91 return WARN;
92 } else if (ERROR_NAME.equals(v)) {
93 return ERROR;
94 } else if (FATAL_NAME.equals(v)) {
95 return FATAL;
96 } else {
97 return null;
98 }
99 }
100
101
102 }
103
104 |
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