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16 package org.outerj.daisy.logging;
17
18 import org.apache.commons.logging.Log;
19 import org.apache.avalon.framework.logger.Logger;
20
21
30 public class DaisyLog implements Log {
31 private static Logger globalLogger;
32 private Logger logger;
33 private String  name;
34
35 protected static void setLogger(Logger logger) {
36 DaisyLog.globalLogger = logger;
37 }
38
39 public DaisyLog(String name) {
40 this.name = name;
41 if (globalLogger != null)
42 this.logger = globalLogger.getChildLogger(name);
43 }
44
45 public boolean isDebugEnabled() {
46 if (getLogger() != null)
47 return getLogger().isDebugEnabled();
48 else
49 return false;
50 }
51
52 public boolean isErrorEnabled() {
53 if (getLogger() != null)
54 return getLogger().isErrorEnabled();
55 else
56 return true;
57 }
58
59 public boolean isFatalEnabled() {
60 if (getLogger() != null)
61 return getLogger().isFatalErrorEnabled();
62 else
63 return true;
64 }
65
66 public boolean isInfoEnabled() {
67 if (getLogger() != null)
68 return getLogger().isInfoEnabled();
69 else
70 return false;
71 }
72
73 public boolean isTraceEnabled() {
74 if (getLogger() != null)
75 return getLogger().isDebugEnabled();
76 else
77 return false;
78 }
79
80 public boolean isWarnEnabled() {
81 if (getLogger() != null)
82 return getLogger().isDebugEnabled();
83 else
84 return false;
85 }
86
87 public void trace(Object object) {
88 if (getLogger() != null)
89 getLogger().debug(formatMessage(object));
90 }
91
92 public void trace(Object object, Throwable throwable) {
93 if (getLogger() != null)
94 getLogger().debug(formatMessage(object), throwable);
95 }
96
97 public void debug(Object object) {
98 if (getLogger() != null)
99 getLogger().debug(formatMessage(object));
100 }
101
102 public void debug(Object object, Throwable throwable) {
103 if (getLogger() != null)
104 getLogger().debug(formatMessage(object), throwable);
105 }
106
107 public void info(Object object) {
108 if (getLogger() != null)
109 getLogger().info(formatMessage(object));
110 }
111
112 public void info(Object object, Throwable throwable) {
113 if (getLogger() != null)
114 getLogger().info(formatMessage(object), throwable);
115 }
116
117 public void warn(Object object) {
118 if (getLogger() != null)
119 getLogger().warn(formatMessage(object));
120 else
121 System.err.println("WARN: " + object);
122 }
123
124 public void warn(Object object, Throwable throwable) {
125 if (getLogger() != null) {
126 getLogger().warn(formatMessage(object), throwable);
127 } else {
128 System.err.println("WARN: " + object);
129 throwable.printStackTrace(System.err);
130 }
131 }
132
133 public void error(Object object) {
134 if (getLogger() != null)
135 getLogger().error(formatMessage(object));
136 else
137 System.err.println("ERROR: " + object);
138 }
139
140 public void error(Object object, Throwable throwable) {
141 if (getLogger() != null) {
142 getLogger().error(formatMessage(object), throwable);
143 } else {
144 System.err.println("ERROR: " + object);
145 throwable.printStackTrace(System.err);
146 }
147 }
148
149 public void fatal(Object object) {
150 if (getLogger() != null)
151 getLogger().fatalError(formatMessage(object));
152 else
153 System.err.println("FATAL: " + object);
154 }
155
156 public void fatal(Object object, Throwable throwable) {
157 if (getLogger() != null) {
158 getLogger().fatalError(formatMessage(object), throwable);
159 } else {
160 System.err.println("FATAL: " + object);
161 throwable.printStackTrace(System.err);
162 }
163 }
164
165 private String formatMessage(Object object) {
166 return object == null ? "null" : object.toString();
167 }
168
169 private Logger getLogger() {
170 if (logger != null) {
171 return logger;
172 } else if (globalLogger != null) {
173 logger = globalLogger.getChildLogger(name);
174 return logger;
175 } else {
176 return null;
177 }
178 }
179 }
180 |
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