public class Log4jConfiguration {
Logger logger = LoggerFactory.getLogger(Log4jConfiguration.class);
@PostConstruct
public void initLog4jLevel(){
String logLevel=System.getProperty("log4j.level");
if(logLevel==null){
logLevel="";
}
if(logLevel.length()>0 && Level.toLevel(logLevel) != null){
LogManager.getRootLogger().setLevel(Level.toLevel(logLevel));
logger.info("Reset rootLogger log4j log level:"+logLevel);
if(LogManager.getLogger("com.jje") != null){
logger.info("Reset com.jje log4j log level:"+logLevel);
LogManager.getLogger("com.jje").setLevel(Level.toLevel(logLevel));
}
if(LogManager.getLogger("java.sql") != null){
logger.info("Reset java.sql log4j log level:"+logLevel);
LogManager.getLogger("java.sql").setLevel(Level.toLevel(logLevel));
}
if(LogManager.getLogger("org.apache.ibatis") != null){
logger.info("Reset org.apache.ibatis log4j log level:"+logLevel);
LogManager.getLogger("org.apache.ibatis").setLevel(Level.toLevel(logLevel));
}
}
}
}
具体的log4j的用法,请参考:http://logging.apache.org/.
以上用法仅供参考。谢谢。
注意:System方法读取的是jvm中参数
log4j.level设置时可在应用服务器(中间件)指定,通过-Dlog4j.level=INFO,具体内容可查阅相关资料,例如:java -opt;jvm -D