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comparison logging/src/luan/modules/logging/Logging.luan @ 205:3918f92de5fe
add logging component
git-svn-id: https://luan-java.googlecode.com/svn/trunk@206 21e917c8-12df-6dd8-5cb6-c86387c605b9
| author | fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9> |
|---|---|
| date | Mon, 07 Jul 2014 09:37:02 +0000 |
| parents | |
| children | 5aafb5b9f70f |
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| 204:cee6581b6f56 | 205:3918f92de5fe |
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| 1 import "Java" | |
| 2 import "org.apache.log4j.Logger" | |
| 3 import "org.apache.log4j.EnhancedPatternLayout" | |
| 4 import "org.apache.log4j.ConsoleAppender" | |
| 5 import "org.apache.log4j.Level" | |
| 6 import "org.apache.log4j.RollingFileAppender" | |
| 7 | |
| 8 | |
| 9 layout = "%d %-5p %c - %m%n" | |
| 10 | |
| 11 level = "INFO" | |
| 12 | |
| 13 console = "System.err" -- or "System.out" or set to nil for no console | |
| 14 | |
| 15 file = nil -- set to file name if you want logging to a file | |
| 16 | |
| 17 max_file_size = "10MB" | |
| 18 | |
| 19 | |
| 20 log4j_root_logger = Logger.getRootLogger() | |
| 21 | |
| 22 local function to_level(level) | |
| 23 return level and Level.toLevel(level) | |
| 24 end | |
| 25 | |
| 26 function log_to_file(file) | |
| 27 local appender = RollingFileAppender.new(ptn_layout, file) | |
| 28 appender.setMaxFileSize(max_file_size) | |
| 29 print("getMaximumFileSize",appender.getMaximumFileSize()) | |
| 30 log4j_root_logger.addAppender(appender) | |
| 31 return appender | |
| 32 end | |
| 33 | |
| 34 function init() | |
| 35 log4j_root_logger.removeAllAppenders() | |
| 36 log4j_root_logger.setLevel( to_level(level) ) | |
| 37 ptn_layout = EnhancedPatternLayout.new(layout) | |
| 38 | |
| 39 if console ~= nil then | |
| 40 console_appender = ConsoleAppender.new(ptn_layout,console) | |
| 41 log4j_root_logger.addAppender(console_appender) | |
| 42 else | |
| 43 console_appender = nil | |
| 44 end | |
| 45 | |
| 46 if file ~= nil then | |
| 47 file_appender = log_to_file(file) | |
| 48 else | |
| 49 file_appender = nil | |
| 50 end | |
| 51 end | |
| 52 | |
| 53 init() | |
| 54 | |
| 55 | |
| 56 local function to_luan_logger(log4j_logger) | |
| 57 local tbl = {} | |
| 58 | |
| 59 function tbl.error(obj) | |
| 60 log4j_logger.error( to_string(obj) ) | |
| 61 end | |
| 62 | |
| 63 function tbl.warn(obj) | |
| 64 log4j_logger.warn( to_string(obj) ) | |
| 65 end | |
| 66 | |
| 67 function tbl.info(obj) | |
| 68 log4j_logger.info( to_string(obj) ) | |
| 69 end | |
| 70 | |
| 71 function tbl.debug(obj) | |
| 72 log4j_logger.debug( to_string(obj) ) | |
| 73 end | |
| 74 | |
| 75 function tbl.get_level() | |
| 76 local level = log4j_logger.getLevel() | |
| 77 return level and level.toString() | |
| 78 end | |
| 79 | |
| 80 function tbl.get_effective_level() | |
| 81 local level = log4j_logger.getEffectiveLevel() | |
| 82 return level and level.toString() | |
| 83 end | |
| 84 | |
| 85 function tbl.set_level(level) | |
| 86 log4j_logger.setLevel( to_level(level) ) | |
| 87 end | |
| 88 | |
| 89 return tbl | |
| 90 end | |
| 91 | |
| 92 function logger(name) | |
| 93 return to_luan_logger( Logger.getLogger(name) ) | |
| 94 end | |
| 95 | |
| 96 function root_logger() | |
| 97 return to_luan_logger( Logger.getRootLogger() ) | |
| 98 end |