java日志管理

1. package cn.hs.dpl.utils; 2.

3. import java.io.File;

4. import java.io.FileInputStream; 5. import java.io.FileOutputStream; 6. import java.io.IOException; 7. import java.io.InputStream; 8. import java.util.Properties; 9.

10. import org.apache.log4j.Logger;

11. import org.apache.log4j.SimpleLayout; 12. import org.apache.log4j.WriterAppender; 13. import org.apache.log4j.jdbc.JDBCAppender; 14. 15. 16. /**

17. * @author wWX61846 18. * 日志工具类

19. * 20. */

21. public class LoggerUtil { 22. 23. private static Logger logger Logger.getLogger(LoggerUtil.class.getName());

24. private static Properties properties = new Properties(); 25.

26. /* static{

27. SimpleLayout layout = new SimpleLayout (); 28.

29. //向文件中输出信息，OutputStream示例

=

30. WriterAppender appender1 = null; 31. try { 32. String temp = Thread.currentThread().getContextClassLoader().getResource(\"\").getPath() ; 33. temp = temp.substring(0, temp.lastIndexOf(\"WEB-INF\")); //WEB-INF 上一級就是項目的根目錄 34. String s = temp + \"\\log\" + \"\\appMgr_log.txt\"; 35. appender1 = new WriterAppender(layout, FileOutputStream(s));

36. } catch(Exception ex) {} 37.

38. logger.addAppender(appender1); 39. }*/

new

40.

41. static{

42. JDBCAppender appender = new JDBCAppender(); 43. String file = Thread.currentThread().getContextClassLoader().getResource(\"\").getPath()+ \"jdbc.properties\";

44. File f = new File(file); 45. try {

46. InputStream in = new FileInputStream(f); 47. properties.load(in); 48. } catch (IOException e) { 49. e.printStackTrace(); 50. } 51.

52. String driverName = properties.getProperty(\"jdbc.driver\"); 53. String url = properties.getProperty(\"jdbc.url\");

. String username = properties.getProperty(\"jdbc.username\"); 55. String password = properties.getProperty(\"jdbc.password\"); 56.

57. appender.setDriver(driverName); 58. appender.setURL(url);

59. appender.setUser(username);

60. appender.setPassword(password);

61. appender.setSql(\"insert into v5r1_log (operateContent,operateDate) values ('%m','%d{yyyy-MM-dd HH:mm:ss}')\"); 62. logger.addAppender(appender); 63.

. // log4j.rootLogger=info,db 65. //

66. // log4j.appender.db=org.apache.log4j.jdbc.JDBCAppender 67. // log4j.appender.db.driver=com.mysql.jdbc.Driver 68. // log4j.appender.db.URL=jdbc:mysql://127.0.0.1/log 69. // log4j.appender.db.bufferSize=10 70. // log4j.appender.db.user=root

71. // log4j.appender.db.password=123 72. // log4j.appender.db.sql=insert into log (LogName,UserName,Class,Method,createTime,LogLevel,MSG) values ('%X{userId}','%X{userName}','%C','%M','%d{yyyy-MM-dd HH:mm:ss}','%p','%m')

73. // log4j.appender.db.layout=org.apache.log4j.PatternLayout 74. 75. 76. 77.

78. } 79. 80. 81. 82. /**

83. * @param msg 84. * INFO级别的日志

85. */

86. public static void tranceINFO(String msg) { 87. logger.info( msg); 88. } . 90. /**

91. * @param username 92. * @param msg

93. * 记录用户的操作, eg：张三 --> 删除了XXX应用

94. */

95. public static void tranceINFO(String username, String msg) { 96. logger.info(username + \" --> \" + msg); 97. } 98. 99. /**

100. * @param msg 101. * WARN级别的日志

102. */

103. public static void tranceWARN(String msg) { 104. logger.warn(msg); 105. } 106. 107. /**

108. * @param msg

109. * ERROR级别的日志

110. */

111. public static void tranceERROR(String msg) { 112. logger.error(msg); 113. } 114.

115. public static void main(String[] args) { 116.

117. } 118. }