java 集成log4j

java 集成log4j

导入maven坐标

<dependency>
  <groupId>log4j</groupId>
    <artifactId>log4j</artifactId>
    <version>1.2.17</version>
</dependency>

配置log4j.properties

 ### set log levels ### 
log4j.rootLogger = debug,stdout,D

log4j.appender.stdout = org.apache.log4j.ConsoleAppender 
log4j.appender.stdout.Target = System.out 
log4j.appender.stdout.layout = org.apache.log4j.PatternLayout 
log4j.appender.stdout.layout.ConversionPattern = [%-5p] %d{yyyy-MM-dd HH:mm:ss,SSS} method:%l%n%m%n 

log4j.appender.D = org.apache.log4j.DailyRollingFileAppender 
log4j.appender.D.File = D://logs/log.log 
log4j.appender.D.Append = true 
log4j.appender.D.Threshold = DEBUG  
log4j.appender.D.layout = org.apache.log4j.PatternLayout 
log4j.appender.D.layout.ConversionPattern = %-d{yyyy-MM-dd HH:mm:ss}  [ %t:%r ] - [ %p ]  %m%n 

log4j.appender.E = org.apache.log4j.DailyRollingFileAppender 
log4j.appender.E.File =F://logs/error.log  
log4j.appender.E.Append = true 
log4j.appender.E.Threshold = ERROR  
log4j.appender.E.layout = org.apache.log4j.PatternLayout 
log4j.appender.E.layout.ConversionPattern = %-d{yyyy-MM-dd HH:mm:ss}  [ %t:%r ] - [ %p ]  %m%n

测试