Log4j日誌等級設定
阿新 • • 發佈：2020-10-22
日誌記錄器（Logger）的行為是分等級的。分為
- OFF
- FATAL
- ERROR
- WARN
- INFO
- DEBUG
- TRACE
- ALL
建立一個log4j.properties檔案
### 輸出資訊到控制抬 ### 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 ### 輸出DEBUG 級別以上的日誌到=/home/duqi/logs/debug.log ### log4j.appender.D = org.apache.log4j.DailyRollingFileAppender log4j.appender.D.File = /home/duqi/logs/debug.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 ### 輸出ERROR 級別以上的日誌到=/home/admin/logs/error.log ### log4j.appender.E = org.apache.log4j.DailyRollingFileAppender log4j.appender.E.File =/home/admin/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