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annotate logging/src/luan/modules/logging/Logging.luan @ 229:2a54cb7d1cf4
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git-svn-id: https://luan-java.googlecode.com/svn/trunk@230 21e917c8-12df-6dd8-5cb6-c86387c605b9
author | fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9> |
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date | Wed, 24 Sep 2014 21:13:46 +0000 |
parents | 8e4ef9134362 |
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1 import "Java" |
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2 import "org.apache.log4j.Logger" |
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3 import "org.apache.log4j.EnhancedPatternLayout" |
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4 import "org.apache.log4j.ConsoleAppender" |
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5 import "org.apache.log4j.Level" |
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6 import "org.apache.log4j.RollingFileAppender" |
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7 import "luan.modules.logging.LuanLogger" |
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8 |
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10 layout = "%d %-5p %c - %m%n" |
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12 level = "INFO" |
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14 console = "System.err" -- or "System.out" or set to nil for no console |
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16 file = nil -- set to file name if you want logging to a file |
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17 |
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18 max_file_size = nil -- by default is "10MB" |
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21 log4j_root_logger = Logger.getRootLogger() |
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22 |
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23 local function to_level(level) |
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24 return level and Level.toLevel(level) |
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25 end |
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26 |
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27 function log_to_file(file,logger_name) -- logger_name is optional, defaults to root logger |
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28 local appender = RollingFileAppender.new(ptn_layout, file) |
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29 appender.setMaxFileSize(max_file_size) |
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30 local logger = logger_name and Logger.getLogger(logger_name) or log4j_root_logger |
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31 logger.addAppender(appender) |
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32 return appender |
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33 end |
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34 |
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35 function init() |
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36 log4j_root_logger.removeAllAppenders() |
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37 log4j_root_logger.setLevel( to_level(level) ) |
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38 ptn_layout = EnhancedPatternLayout.new(layout) |
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39 |
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40 if console ~= nil then |
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41 console_appender = ConsoleAppender.new(ptn_layout,console) |
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42 log4j_root_logger.addAppender(console_appender) |
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43 else |
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44 console_appender = nil |
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45 end |
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46 |
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47 if file ~= nil then |
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48 file_appender = log_to_file(file) |
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49 else |
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50 file_appender = nil |
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51 end |
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52 end |
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53 |
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54 init() |
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56 |
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57 local function to_luan_logger(log4j_logger) |
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58 local tbl = LuanLogger.new(log4j_logger).table() |
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59 |
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60 function tbl.get_level() |
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61 local level = log4j_logger.getLevel() |
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62 return level and level.toString() |
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63 end |
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64 |
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65 function tbl.get_effective_level() |
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66 local level = log4j_logger.getEffectiveLevel() |
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67 return level and level.toString() |
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68 end |
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69 |
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70 function tbl.set_level(level) |
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71 log4j_logger.setLevel( to_level(level) ) |
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72 end |
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73 |
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74 return tbl |
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75 end |
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76 |
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77 function logger(name) |
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78 return to_luan_logger( Logger.getLogger(name) ) |
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80 |
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81 function root_logger() |
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82 return to_luan_logger( Logger.getRootLogger() ) |
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83 end |