log4j:WARN No appenders could be found for logger 問題解決方法

log4j:WARN No appenders could be found for logger 

log4j:WARN Please initialize the log4j system properly
 

*如提示，在src_resources目錄下新建log4j.properties,

將下面的內容寫入文件

###根logger設置###
log4j.rootLogger = INFO,console,file

### 輸出信息到控制檯###
log4j.appender.console = org.apache.log4j.ConsoleAppender
log4j.appender.console.Target = System.out
log4j.appender.console.layout = org.apache.log4j.PatternLayout
log4j.appender.console.layout.ConversionPattern = [%p] %d{yyyy-MM-dd HH:mm:ss} method: %1----%m%n

 

*idea

 1.ctrl+alt+shift+s 

2.選擇你的目標文件夾，再選在Mark as:後的sources選項，apply，loj4j.properties就生效了；