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mx.logging.Log – Ö÷À࣬Óм¸¸ö¾²Ì¬·½·¨£¬Ìí¼Ó/ÒÆ³ýTraceTargetºÍ»ñÈ¡ILogger
mx.logging.LogEventLevel – ¶¨ÒåÁËlogµÈ¼¶µÄ³£Á¿
mx.logging.targets.TraceTarget – loggerÆ÷£¬¶¨ÒålogÊä³öµÈ¼¶£¬¹ýÂËÆ÷ºÍÊä³ö·½Ê½
mx.logging.ILogger – ÓÉLog.getLogger(‘ClassName’)»ñÈ¡µ½µÄLogger·¢ËÍÆ÷
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1.. н¨TraceTarget
var traceTarget:TraceTarget = new TraceTarget();
traceTarget.filters = ['spark.components.*','myPackage.MyClass']; //´´½¨¹ýÂËÆ÷£¬¿ÉÒÔÖ±½ÓÓÃclassÃû£¬Ò²¿ÉÒÔʹÓÃ*Àà¹ýÂËÕû¸ö°ü
traceTarget.filters = [*]; //ÕâÑùд¹ýÂËÆ÷£¬¾ÍÊÇÊä³öÈ«²¿ÀàÁË
traceTarget.includeDate = true; //Êä³öÐÅÏ¢ÊÇ·ñ°üº¬ÈÕÆÚ
traceTarget.includeTime = true; //Êä³öÐÅÏ¢ÊÇ·ñ°üº¬Ê±¼ä
traceTarget.includeLevel = true; //Êä³öÐÅÏ¢ÊÇ·ñ°üº¬µÈ¼¶
traceTarget.includeCategory = true; //Êä³öÐÅÏ¢ÊÇ·ñ°üº¬classÃû
traceTarget.level = LogEventLevel.INFO; //É趨Êä³öµÄµÈ¼¶ 
LogµÈ¼¶ËµÃ÷
log¹²·ÖΪ5¼¶ºÍALL
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¼´µ±°ÑµÈ¼¶É趨ΪINFOʱ£¬INFO, WARN, ERROR, FATALÖеÄÐÅÏ¢¶¼»á±»Êä³ö£¬¶øÅÅÔÚINFOÇ°ÃæµÄDEBUGÔò²»»á±»Êä³ö
2. ½«TraceTargetÌí¼Óµ½LogÖÐ
Log.addTarget(traceTarget);//¿ÉÒÔaddTarget¶à¸öTraceTarget£¬ÒÔ±ãÓÚÓò»Í¬·½Ê½¸ú×Ù²»Í¬µÄÐÅÏ¢
//ÒÆ³ýµÄ·½·¨£ºLog.removeTarget(traceTarget); 
»ñÈ¡ILogger²¢Êä³ö
var info:ILogger = Log.getLogger(‘myPackage.MyClass’); //»ñÈ¡ILogger£¬getLoggerµÄ²ÎÊýÓÃÓÚ¹ýÂËÆ÷ʹÓÃ
info.info(‘trace log massege’); //Êä³öÖ¸¶¨µÈ¼¶µÄlogÐÅÏ¢
info.debug(‘trace log massege‘,’trace log massege2′); //²ÎÊý¿ÉÒÔÈÎÒâ¸ö£¬Óëtrace()Ïàͬ
info.error(‘trace log massege‘);
info.warn(‘trace log massege‘);
info.fatal(‘trace log massege‘);
info.log(LogEventLevel.INFO,&rs


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