log4J配置代码
log4j的典型配置代码，在制定的位置生成以bikeGIS-“时间”为名称的log文件
log4j.appender.stdout=org.apache.log4j.ConsoleAppenderlog4j.appender.stdout.Target=System.outlog4j.appender.stdout.layout=org.apache.log4j.PatternLayoutlog4j.appender.stdout.layout.ConversionPattern=%d{ABSOLUTE} %5p %c{1}:%L - %m%nlog4j.appender.dailyFile=org.apache.log4j.DailyRollingFileAppender log4j.appender.dailyFile.File=D:/logs/bikeGISlog4j.appender.dailyFile.DatePattern ='-'yyyy-MM-dd-HH-mm'.log'log4j.appender.dailyFile.layout=org.apache.log4j.PatternLayout log4j.appender.dailyFile.layout.ConversionPattern=%-d{yyyy-MM-dd HH:mm:ss} [%c]-[%p] %m%n log4j.rootCategory=debug,error,warn,stdout,dailyFile?