![](/img/trans.png)
[英]How to log into file with log4j without Spring and hibernate logs
[英]Log4j - How can I write only my messages logs to file without other details
我使用 logger(Log4j) 創建我的文件日志程序。
log4j.properties 文件:
# Root logger option
log4j.rootLogger=DEBUG, stdout, file
# Redirect log messages to a log file, support file rolling.
log4j.appender.file=org.apache.log4j.RollingFileAppender
log4j.appender.file.File=D:\\WorkSpace\\ToDoList\\src\\log\\log4j-application.log
log4j.appender.file.MaxFileSize=5MB
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
我的課:
import org.apache.log4j.Logger;
@WebServlet("/Login")
public class LoginApp extends HttpServlet {
private static final long serialVersionUID = 1L;
private final static Logger logger = Logger.getLogger(LoginApp.class);
private final static HibernateToDoListDao actions = HibernateToDoListDao.getInstance();
public LoginApp()
{
super();
}
protected void doPost(HttpServletRequest request,
HttpServletResponse response)
{
try
{
logger.info("The user: "+ username+" connect to app.");
request.getRequestDispatcher("Index.jsp").forward(request, response);
}
catch(ToDoListDaoException e)
{
System.out.println(e.getMessage());
}
}
}
我的文件日志:
2017-01-14 17:14:29 DEBUG AbstractBatcher:418 - about to close PreparedStatement (open PreparedStatements: 1, globally: 1)
2017-01-14 17:14:29 DEBUG TwoPhaseLoad:131 - resolving associations for [model.User#1]
2017-01-14 17:14:29 DEBUG TwoPhaseLoad:239 - done materializing entity [model.User#1]
2017-01-14 17:14:29 DEBUG StatefulPersistenceContext:892 - initializing non-lazy collections
2017-01-14 17:14:29 DEBUG ConnectionManager:427 - aggressively releasing JDBC connection
如何只將我的消息日志寫入文件而沒有其他詳細信息。 例如在我的課堂上只有這條線
"logger.info("用戶:"+用戶名+"連接到應用程序。")"
將寫入文件。
謝謝
您需要在要啟用日志記錄的 log4j 配置文件中設置包名稱。 您的配置文件應如下所示。 記得把你的包名寫在 2 行 -
# Root logger option
log4j.rootLogger=ERROR, stdout, file
# Write your package Name here
log4j.logger.packageName=DEBUG, stdout, file
# Redirect log messages to console
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
# Redirect log messages to a log file, support file rolling.
log4j.appender.file=org.apache.log4j.RollingFileAppender
log4j.appender.file.File=D:\\WorkSpace\\ToDoList\\src\\log\\log4j-application.log
log4j.appender.file.MaxFileSize=5MB
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
聲明:本站的技術帖子網頁,遵循CC BY-SA 4.0協議,如果您需要轉載,請注明本站網址或者原文地址。任何問題請咨詢:yoyou2525@163.com.