5.
6. <!-- ========================== ⾃定义输出格式说明================================ -->
7. <!-- %p 输出优先级，即DEBUG，INFO，WARN，ERROR，FATAL -->
8. <!-- %r 输出⾃应⽤启动到输出该log信息耗费的毫秒数 -->
9. <!-- %c 输出所属的类⽬，通常就是所在类的全名 -->
10. <!-- %t 输出产⽣该⽇志事件的线程名 -->
11. <!-- %n 输出⼀个回车换⾏符，Windows平台为“/r/n”，Unix平台为“/n” -->
12. <!-- %d 输出⽇志时间点的⽇期或时间，默认格式为ISO8601，也可以在其后指定格式，⽐如：%d{yyy MMM dd HH:mm:ss,SSS}，输
出类似：2002年10⽉18⽇ 22：10：28，921 -->
13. <!-- %l 输出⽇志事件的发⽣位置，包括类⽬名、发⽣的线程，以及在代码中的⾏数。举例：Testlo4.main(TestLog4.java:10) -->
14. <!-- ========================================================================== -->
15.
1. <!-- ========================== 输出⽅式说明================================ -->
2. <!-- Log4j提供的appender有以下⼏种: -->
3. <!-- org.apache.log4j.ConsoleAppender(控制台), -->
4. <!-- org.apache.log4j.FileAppender(⽂件), -->
5. <!-- org.apache.log4j.DailyRollingFileAppender(每天产⽣⼀个⽇志⽂件), -->
6. <!-- org.apache.log4j.RollingFileAppender(⽂件⼤⼩到达指定尺⼨的时候产⽣⼀个新的⽂件), -->
7. <!-- org.apache.log4j.WriterAppender(将⽇志信息以流格式发送到任意指定的地⽅) -->
8. <!-- ========================================================================== -->
9.
10. <appender name="CONSOLE" class="org.apache.log4j.ConsoleAppender">
11. <!-- <param name="Target" value="System.out"/> -->
12. <layout class="org.apache.log4j.PatternLayout">
13. <param name="ConversionPattern" value="%d{yyyy-MM-dd HH:mm:ss a} [Thread: %t][ Class:%c Method: %l ]%n%p:%m%n"/>
14. </layout>
15. <!-- <filter class="org.apache.log4j.varia.LevelRangeFilter">
16. <param name="LevelMin" value="DEBUG"/>
17. <param name="LevelMax" value="DEBUG"/>
18. </filter> -->
19. </appender>
20. <!-- output the debug -->
21. <!-- <appender name="log4jDebug" class="org.apache.log4j.DailyRollingFileAppender">
22. <param name="File" value="log_"/>
23. <param name="MaxFileSize" value="KB"/>
24. <param name="MaxBackupIndex" value="2"/> -->
25. <appender name="log4jDebug" class="org.lling.RollingFileAppender">
26. <param name="Append" value="true"/>
27. <rollingPolicy class="org.lling.TimeBasedRollingPolicy">
28. <param name="FileNamePattern" value="./log/log_%d{yyyy-MM-dd}.log" />
29. </rollingPolicy>
30. <layout class="org.apache.log4j.PatternLayout">
31. <param name="ConversionPattern" value="%d{yyyy-MM-dd HH:mm:ss a} [Thread: %t][ Class:%c Method: %l ]%n%p:%m%n"/>
32. </layout>
33. <filter class="org.apache.log4j.varia.LevelRangeFilter">
34. <param name="LevelMin" value="DEBUG"/>
35. <param name="LevelMax" value="DEBUG"/>
36. </filter>
37. </appender>
38. <!-- <appender name="log4jInfo" class="org.apache.log4j.DailyRollingFileAppender">
39. <param name="File" value="log_"/>
40. <param name="DatePattern" value="'.log'yyyy-MM-dd"/>
41. <param name="Append" value="true"/>
42. <param name="MaxFileSize" value="5KB"/>
43. <param name="MaxBackupIndex" value="2"/> -->
44. <appender name="log4jInfo" class="org.lling.RollingFileAppender">
45. <param name="Append" value="true"/>
46. <rollingPolicy class="org.lling.TimeBasedRollingPolicy">xml标签大全
47. <param name="FileNamePattern" value="./log/log_%d{yyyy-MM-dd}.log" />
48. </rollingPolicy>
49. <layout class="org.apache.log4j.PatternLayout">
50. <param name="ConversionPattern" value="%d{yyyy-MM-dd HH:mm:ss a} [Thread: %t][ Class:%c Method: %l ]%n%p:%m%n"/>
51. </layout>
52. <filter class="org.apache.log4j.varia.LevelRangeFilter">
53. <param name="LevelMin" value="INFO"/>
54. <param name="LevelMax" value="INFO"/>
55. </filter>
56. </appender>
57. <!-- <appender name="log4jWarn" class="org.apache.log4j.DailyRollingFileAppender">
58. <param name="File" value="/log_"/>
59. <param name="DatePattern" value="'.log'yyyy-MM-dd"/>
60. <param name="Append" value="true"/>
61. <param name="MaxFileSize" value="5KB"/>
62. <param name="MaxBackupIndex" value="2"/> -->
63. <appender name="log4jWarn" class="org.lling.RollingFileAppender">
64. <param name="Append" value="true"/>
65. <rollingPolicy class="org.lling.TimeBasedRollingPolicy">
66. <param name="FileNamePattern" value="./log/log_%d{yyyy-MM-dd}.log" />
67. </rollingPolicy>
68. <layout class="org.apache.log4j.PatternLayout">
69. <param name="ConversionPattern" value="%d{yyyy-MM-dd HH:mm:ss a} [Thread: %t][ Class:%c Method: %l ]%n%p:%m%n"/>
70. </layout>
71. <filter class="org.apache.log4j.varia.LevelRangeFilter">
72. <param name="LevelMin" value="WARN"/>
73. <param name="LevelMax" value="WARN"/>
74. </filter>
75. </appender>
76. <!-- <appender name="log4jError" class="org.apache.log4j.DailyRollingFileAppender"> -->
77. <appender name="log4jError" class="org.lling.RollingFileAppender">
78. <!-- <param name="File" value="/error_"/>
79. <param name="DatePattern" value="'.log'yyyy-MM-dd"/> -->
80. <param name="Append" value="true"/>
81. <rollingPolicy class="org.lling.TimeBasedRollingPolicy">
82. <param name="FileNamePattern" value="./log/error_%d{yyyy-MM-dd}.log" />
83. </rollingPolicy>
84.
85. <!-- <param name="MaxFileSize" value="5KB"/> -->
86. <!-- <param name="MaxBackupIndex" value="2"/> -->
87. <layout class="org.apache.log4j.PatternLayout">
88. <param name="ConversionPattern" value="%d{yyyy-MM-dd HH:mm:ss a} [Thread: %t][ Class:%c Method: %l
]%n%p:%m%n"/>
89. </layout>
90. <filter class="org.apache.log4j.varia.LevelRangeFilter">
91. <param name="LevelMin" value="ERROR"/>
92. <param name="LevelMax" value="ERROR"/>
93. </filter>
94. </appender>
95. <!--通过<category></category>的定义可以将各个包中的类⽇志输出到不同的⽇志⽂件中-->
96. <!-- <category name="">
97. <priority value="debug" />
98. <appender-ref ref="log4jTestLogInfo" />
99. <appender-ref ref="log4jTestDebug" />
100. </category> -->
101. <appender name="MAIL"
102. class="org.apache.log4j.SMTPAppender">
103. <param name="threshold" value="debug" />
104. <!-- ⽇志的错误级别
105. <param name="threshold" value="error"/>
106. -->
107. <!-- 缓存⽂件⼤⼩，⽇志达到512K时发送Email -->
108. <param name="BufferSize" value="512" /><!-- 单位K -->
109. <param name="From" value="test@163" />
110. <param name="SMTPHost" value="smtp.163" />
111. <param name="Subject" value="juyee-log4jMessage" />
112. <param name="To" value="test@163" />
113. <param name="SMTPUsername" value="test" />
114. <param name="SMTPPassword" value="test" />
115. <layout class="org.apache.log4j.PatternLayout">
116. <param name="ConversionPattern"
117. value="%-d{yyyy-MM-dd HH:mm:ss.SSS a} [%p]-[%c] %m%n" />
118. </layout>
119. </appender>
120.
121.
122. <root>
123. <priority value="debug"/>
124. <appender-ref ref="CONSOLE" />
125. <appender-ref ref="log4jDebug" />
126. <appender-ref ref="log4jInfo" />
127. <appender-ref ref="log4jWarn" />
128. <appender-ref ref="log4jError" />
129. <!-- <appender-ref ref="MAIL" /> -->
130. </root>
131. </log4j:configuration>
log4j.properties⽂件配置模板：
1. # priority :debug<info<warn<error
2.
#you cannot specify every priority with different file for log4j
3.
4.
5.
#console
6.
log4j.appender.stdout=org.apache.log4j.ConsoleAppender
7.
log4j.appender.stdout.layout=org.apache.log4j.PatternLayout
8.
log4j.appender.stdout.layout.ConversionPattern= [%d{yyyy-MM-dd HH:mm:ss a}]:%p %l%m%n
9.
#info log
10.
log4j.logger.info=info
11.
log4j.appender.info=org.apache.log4j.DailyRollingFileAppender
12.
log4j.appender.info.DatePattern='_'yyyy-MM-dd'.log'
13.
log4j.appender.info.File=./src/com/hp/log/info.log
14.
log4j.appender.info.Append=true
15.
log4j.appender.info.Threshold=INFO
16.
log4j.appender.info.layout=org.apache.log4j.PatternLayout
17.
log4j.appender.info.layout.ConversionPattern=%d{yyyy-MM-dd HH:mm:ss a} [Thread: %t][ Class:%c >> Method: %l ]%n%p:%m%n 18.
#debug log
19.
log4j.logger.debug=debug
20.
log4j.appender.debug=org.apache.log4j.DailyRollingFileAppender
21.
log4j.appender.debug.DatePattern='_'yyyy-MM-dd'.log'
22.
log4j.appender.debug.File=./src/com/hp/log/debug.log
23.
log4j.appender.debug.Append=true
24.
log4j.appender.debug.Threshold=DEBUG
25.
log4j.appender.debug.layout=org.apache.log4j.PatternLayout
26.
log4j.appender.debug.layout.ConversionPattern=%d{yyyy-MM-dd HH:mm:ss a} [Thread: %t][ Class:%c >> Method: %l ]%n%p:%m%n 27.
#warn log
28.
log4j.logger.warn=warn
29.
log4j.appender.warn=org.apache.log4j.DailyRollingFileAppender
30.
log4j.appender.warn.DatePattern='_'yyyy-MM-dd'.log'
31.
log4j.appender.warn.File=./src/com/hp/log/warn.log
32.
log4j.appender.warn.Append=true
33.
log4j.appender.warn.Threshold=WARN
34.
log4j.appender.warn.layout=org.apache.log4j.PatternLayout
35.
log4j.appender.warn.layout.ConversionPattern=%d{yyyy-MM-dd HH:mm:ss a} [Thread: %t][ Class:%c >> Method: %l ]%n%p:%m%n 36.
#error
37.
=error
38.
= org.apache.log4j.DailyRollingFileAppender
39.
DatePattern='_'yyyy-MM-dd'.log'
40.
File = ./src/com/hp/log/error.log
41.
Append = true
42.
Threshold = ERROR
43.
layout = org.apache.log4j.PatternLayout
44.
layout.ConversionPattern = %d{yyyy-MM-dd HH:mm:ss a} [Thread: %t][ Class:%c >> Method: %l ]%n%p:%m%n
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