Normally when we load a logger in Java, we do like below: private static Logger logger = LoggerFactory.getLogger(App.class); Or private Logger logger3 = LoggerFactory.getLogger(getClass()); Logger like this will by default load the root logger. Alternatively, we can define our own logger. And we can add appender to self-defined logger. In this way, we can output… Read More »
log4j.properties log4j.rootLogger=DEBUG, file, stdout # Direct log messages to a log file log4j.appender.file=org.apache.log4j.RollingFileAppender log4j.appender.file.File=soap3.log log4j.appender.file.MaxFileSize=10MB log4j.appender.file.MaxBackupIndex=10 log4j.appender.file.layout=org.apache.log4j.PatternLayout log4j.appender.file.layout.ConversionPattern=%d{yyyy-MM-dd HH:mm:ss} %-5p %c{1}:%L – %m%n # Direct log messages to stdout 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=%d{yyyy-MM-dd HH:mm:ss} %-5p %c{1}:%L – %m%n log4j.xml <?xml version=”1.0″ encoding=”UTF-8″ ?> <!DOCTYPE log4j:configuration SYSTEM “log4j.dtd”> <log4j:configuration debug=”true”> <appender name=”console” class=”org.apache.log4j.ConsoleAppender”> <layout class=”org.apache.log4j.PatternLayout”> <param… Read More »