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annotate logging/src/luan/modules/logging/Logging.luan @ 214:8e4ef9134362

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move time critical logging functions to java git-svn-id: https://luan-java.googlecode.com/svn/trunk@215 21e917c8-12df-6dd8-5cb6-c86387c605b9
author fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
date Fri, 11 Jul 2014 06:06:31 +0000
parents 5aafb5b9f70f
children 2a54cb7d1cf4
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1 import "Package"
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3 if Package.is_blocked "logging/Logging" then
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4 error "Logging is blocked"
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5 end
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7
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8 import "Java"
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9 import "org.apache.log4j.Logger"
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10 import "org.apache.log4j.EnhancedPatternLayout"
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11 import "org.apache.log4j.ConsoleAppender"
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12 import "org.apache.log4j.Level"
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13 import "org.apache.log4j.RollingFileAppender"
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14 import "luan.modules.logging.LuanLogger"
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17 layout = "%d %-5p %c - %m%n"
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19 level = "INFO"
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21 console = "System.err" -- or "System.out" or set to nil for no console
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23 file = nil -- set to file name if you want logging to a file
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25 max_file_size = nil -- by default is "10MB"
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28 log4j_root_logger = Logger.getRootLogger()
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30 local function to_level(level)
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31 return level and Level.toLevel(level)
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32 end
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34 function log_to_file(file,logger_name) -- logger_name is optional, defaults to root logger
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35 local appender = RollingFileAppender.new(ptn_layout, file)
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36 appender.setMaxFileSize(max_file_size)
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37 local logger = logger_name and Logger.getLogger(logger_name) or log4j_root_logger
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38 logger.addAppender(appender)
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39 return appender
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40 end
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42 function init()
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43 log4j_root_logger.removeAllAppenders()
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44 log4j_root_logger.setLevel( to_level(level) )
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45 ptn_layout = EnhancedPatternLayout.new(layout)
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47 if console ~= nil then
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48 console_appender = ConsoleAppender.new(ptn_layout,console)
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49 log4j_root_logger.addAppender(console_appender)
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50 else
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51 console_appender = nil
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52 end
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54 if file ~= nil then
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55 file_appender = log_to_file(file)
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56 else
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57 file_appender = nil
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58 end
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59 end
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61 init()
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64 local function to_luan_logger(log4j_logger)
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65 local tbl = LuanLogger.new(log4j_logger).table()
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67 function tbl.get_level()
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68 local level = log4j_logger.getLevel()
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69 return level and level.toString()
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70 end
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72 function tbl.get_effective_level()
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73 local level = log4j_logger.getEffectiveLevel()
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74 return level and level.toString()
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75 end
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77 function tbl.set_level(level)
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78 log4j_logger.setLevel( to_level(level) )
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79 end
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81 return tbl
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82 end
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84 function logger(name)
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85 return to_luan_logger( Logger.getLogger(name) )
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86 end
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88 function root_logger()
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89 return to_luan_logger( Logger.getRootLogger() )
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90 end