log4j.appender.A1.layout=org.apache.log4j.PatternLayout
#鐏墊椿瀹氫箟杈撳嚭鏍煎紡 鍏蜂綋鏌ョ湅log4j javadoc org.apache.log4j.PatternLayout
#d 鏃墮棿 ....
log4j.appender.A1.layout.ConversionPattern=%-d{yyyy-MM-dd HH:mm:ss} [%c]-[%p] %m%n
#R 杈撳嚭鍒版枃浠?RollingFileAppender鐨勬墿灞曪紝鍙互鎻愪緵涓縐嶆棩蹇楃殑澶囦喚鍔熻兘銆?br />
log4j.appender.R=org.apache.log4j.RollingFileAppender
#鏃ュ織鏂囦歡鐨勫悕縐?br />
log4j.appender.R.File=log4j.log
#鏃ュ織鏂囦歡鐨勫ぇ灝?br />
log4j.appender.R.MaxFileSize=100KB
# 淇濆瓨涓涓浠芥枃浠?br />
log4j.appender.R.MaxBackupIndex=1 log4j.appender.R.layout=org.apache.log4j.TTCCLayout
#log4j.appender.R.layout.ConversionPattern=%-d{yyyy-MM-dd HH:mm:ss} [%c]-[%p] %m%n
閰嶇疆鏃ュ織淇℃伅杈撳嚭鐩殑鍦癆ppender錛屽叾璇硶涓?/strong>
閰嶇疆鏃ュ織淇℃伅鐨勬牸寮忥紙甯冨眬錛夛紝鍏惰娉曚負錛?br />
鍏跺疄鎮(zhèn)ㄤ篃鍙互瀹屽叏涓嶄嬌鐢ㄩ厤緗枃浠訛紝鑰屾槸鍦ㄤ唬鐮佷腑閰嶇疆Log4j鐜銆備絾鏄紝浣跨敤閰嶇疆鏂囦歡灝嗕嬌鎮(zhèn)ㄧ殑搴旂敤紼嬪簭鏇村姞鐏墊椿銆?/p>
Log4j鏀寔涓ょ閰嶇疆鏂囦歡鏍煎紡錛屼竴縐嶆槸XML鏍煎紡鐨勬枃浠訛紝涓縐嶆槸Java鐗規(guī)ф枃浠訛紙閿?鍊鹼級銆備笅闈㈡垜浠粙緇嶄嬌鐢↗ava鐗規(guī)ф枃浠跺仛涓洪厤緗枃浠剁殑鏂規(guī)硶錛?/p>
log4j.rootLogger = [ level ] , appenderName, appenderName, …
鍏朵腑錛宭evel 鏄棩蹇楄褰曠殑浼樺厛綰э紝鍒嗕負OFF銆丗ATAL銆丒RROR銆乄ARN銆両NFO銆丏EBUG銆丄LL鎴栬呮?zhèn)ㄥ畾涔夌殑珩斿埆銆侺og4j寤鴻鍙嬌鐢ㄥ洓涓駭鍒紝浼? 鍏堢駭浠庨珮鍒頒綆鍒嗗埆鏄疎RROR銆乄ARN銆両NFO銆丏EBUG銆傞氳繃鍦ㄨ繖閲屽畾涔夌殑綰у埆錛屾?zhèn)ㄥ彲浠ユ帶鍒跺埌搴旂敤绋嬪簭涓浉搴斁Uу埆鐨勬棩蹇椾俊鎭殑寮鍏熾傛瘮濡傚湪榪欓噷瀹? 涔変簡INFO綰у埆錛屽垯搴旂敤紼嬪簭涓墍鏈塂EBUG綰у埆鐨勬棩蹇椾俊鎭皢涓嶈鎵撳嵃鍑烘潵銆?log4j.appender.appenderName = fully.qualified.name.of.appender.class鍏朵腑錛孡og4j鎻愪緵鐨刟ppender鏈変互涓嬪嚑縐嶏細
log4j.appender.appenderName.option1 = value1
…
log4j.appender.appenderName.option = valueN
log4j.appender.appenderName.layout = fully.qualified.name.of.layout.class鍏朵腑錛孡og4j鎻愪緵鐨刲ayout鏈変互涓嬪嚑縐嶏細
log4j.appender.appenderName.layout.option1 = value1
…
log4j.appender.appenderName.layout.option = valueN
涓嬮潰灝嗚榪板湪紼嬪簭浠g爜涓庢牱浣跨敤Log4j銆?/p>
3.2.1.寰楀埌璁板綍鍣?/strong>
浣跨敤Log4j錛岀涓姝ュ氨鏄幏鍙栨棩蹇楄褰曞櫒錛岃繖涓褰曞櫒灝嗚礋璐f帶鍒舵棩蹇椾俊鎭傚叾璇硶涓猴細
public static Logger getLogger( String name)錛?/p>
閫氳繃鎸囧畾鐨勫悕瀛楄幏寰楄褰曞櫒錛屽鏋滃繀瑕佺殑璇濓紝鍒欎負榪欎釜鍚嶅瓧鍒涘緩涓涓柊鐨勮褰曞櫒銆侼ame涓鑸彇鏈被鐨勫悕瀛楋紝姣斿錛?/p>
static Logger logger = Logger.getLogger ( ServerWithLog4j.class.getName () ) ;
3.2.2.璇誨彇閰嶇疆鏂囦歡
褰撹幏寰椾簡鏃ュ織璁板綍鍣ㄤ箣鍚庯紝絎簩姝ュ皢閰嶇疆Log4j鐜錛屽叾璇硶涓猴細
BasicConfigurator.configure ()錛?鑷姩蹇熷湴浣跨敤緙虹渷Log4j鐜銆?
PropertyConfigurator.configure ( String configFilename) 錛氳鍙栦嬌鐢↗ava鐨勭壒鎬ф枃浠剁紪鍐欑殑閰嶇疆鏂囦歡銆?
DOMConfigurator.configure ( String filename ) 錛氳鍙朮ML褰㈠紡鐨勯厤緗枃浠躲?
3.2.3.鎻掑叆璁板綍淇℃伅錛堟牸寮忓寲鏃ュ織淇℃伅錛?/strong>
褰撲笂涓や釜蹇呰姝ラ鎵ц瀹屾瘯錛屾?zhèn)鍙互杞绘潙譁颁娇鐢ㄤ笉鍚屼紭鍏埦Uу埆鐨勬棩蹇楄褰曡鍙ユ彃鍏ュ埌鎮(zhèn)ㄦ兂璁板綍鏃ュ織鐨勪換浣曞湴鏂癸紝鍏惰娉曞涓嬶細
Logger.debug ( Object message ) ;
Logger.info ( Object message ) ;
Logger.warn ( Object message ) ;
Logger.error ( Object message ) ;
濡傛灉鎮(zhèn)ㄦ兂鏇存繁鍏ュ湴浜嗚ВLog4j錛岃緇忓父璁塊棶涓嬮潰鎻愬強鐨勭浉鍏抽摼鎺ャ?/p>
Log4j欏圭洰涓婚〉------------------------------------------------------ www.log4j.org
Log4j FAQ ------------------------------------------------------- www.log4j.org/log4j/faq.html
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钁佃礊紲ワ紝SCJP錛圫un Certified Java 2 Programmer錛夛紝鍏鋒湁7騫村浗鍐呭浗澶栫煡鍚嶄紒涓氬伐浣滅粡鍘嗭紝鐩墠鍏磋叮闆嗕腑鍦ㄥJava鐨凜/S銆丅/S澶у瀷搴旂敤涓婏紝鎮(zhèn)ㄥ彲浠ラ氳繃 chinesemars@hotmail.com鍜屼粬鑱旂郴銆? |