log4j的log4j.properties文件详解
log4j的log4j.properties文件详解源码log4j.rootLogger=debug,contrl,filelog4j.appender.contrl=org.apache.log4j.ConsoleAppenderlog4j.appender.contrl.layout=org.apache.log4j.PatternLayoutlog4j.appender.contrl.layout.ConversionPattern=%d %5p [%t] (%F:%L) - %m%n
