log4j

问题 Hi I'd like to exclude certain subpackages from being logged by one of my loggers, as they are being logged by another logger. Eg. com.mysite.app = logger1 com.mysite.app.news = logger2 com.mysite.app.events = logger3 I'd like logger1 to only log anything with com.mysite.app (including com.mysite.app.utilities) not logged by logger2 and logger3. How could I do that? (help in properties format please, XML format for other's reference for bonus points) 回答1: I always used to think that log4j

问题 Java has a lot of frameworks / APIs that help you do logging in your application: The Java API has java.util.logging package. Apache's Log4j. Apache's Commons Logging. SLF4J (logging Facade). jLo. and many many more... I've always used the log4j library, i found it sufficient most of the time, and extensible when i needed more control. Anyone who had experience with more than one framework can share his experience? when is it better to use one framework over the other and from application

问题 How do I convert this log4j2.xml config fragment to log4j2.properties format? I cannot use XML format in my maven + netbeans project as I simply cannot get log4j2 to parse and respond to a log4j2.xml file - no matter where I place it in my project, it is ignored by log4j2. However log4j2.properties in main/resource IS parsed and responded to so I -HAVE- to use .properties...: <JDBC name="databaseAppender" tableName="LOGGING.APPLICATION_LOG"> <ConnectionFactory class="log4j_tutorial

问题 I need some direction in configuring the log format in Tomcat 7. I am relatively new at logging configurations so please excuse humor this questions if it seems a bit basic... Using the standard logging in Tomcat configured in logging.properties displays a log in the format of: Jun 6, 2011 9:27:00 AM com.class.Control_WS callWebService INFO: Response received from Control_WS:[Y] I would like to customize these logs to compress on to one line as well as expanding the date format to include

问题 I'd like to start using Chainsaw v2. There is almost no information about it. I've found only this , but links cannot be opened, so it isn't clear. I use socketAppender: log4j.rootLogger=DEBUG, server log4j.appender.server=org.apache.log4j.net.SocketAppender log4j.appender.server.Port=4712 log4j.appender.server.RemoteHost=localhost log4j.appender.server.ReconnectionDelay=10000 I created file log4j.xml <?xml version="1.0" encoding="UTF-8" ?> <!DOCTYPE log4j:configuration > <log4j:configuration

问题 I'm getting Failed to load class "org.slf4j.impl.StaticLoggerBinder" error.I want to write the logger in to a file.so i used log4j.jar and am using apache tomcat server. SLF4J: Failed to load class "org.slf4j.impl.StaticLoggerBinder". SLF4J: Defaulting to no-operation (NOP) logger implementation SLF4J: See http://www.slf4j.org/codes.html#StaticLoggerBinder for further details. 回答1: First of all. Regarding the dependencies. In order to add SLF4J you must put ONE and only ONE of these

问题 Closed. This question is off-topic. It is not currently accepting answers. Want to improve this question? Update the question so it's on-topic for Stack Overflow. Closed 4 years ago . I am developing a project which accesses the database but im having some problems. I try to use hibernate 3.2 and 4.52 but it doesn't work. log4j:WARN No appenders could be found for logger (org.jboss.logging). log4j:WARN Please initialize the log4j system properly. Exception in thread "main" java.lang

问题 What is meant by "Attempted to append to closed appender " ? The following is a small part of my log4j.xml file <appender name="stdout" class="org.apache.log4j.ConsoleAppender"> <param name="Threshold" value="TRACE" /> <param name="Target" value="System.out" /> <layout class="org.apache.log4j.PatternLayout"> <param name="ConversionPattern" value="%d %-5p: %m%n" /> </layout> </appender> <logger name="java.sql" additivity="false"> <level value="trace" /> <appender-ref ref="stdout" /> </logger>

问题 How can i get all loggers used used in log4j2? In log4j i could use getCurrentLoggers like described here: Number of loggers used 回答1: looks like i've found the way: File configFile = new File("c:\\my_path\\log4j2.xml"); LoggerContext loggerContext = Configurator.initialize("my_config", null, configFile.toURI()); Configuration configuration = loggerContext.getConfiguration(); Collection<LoggerConfig> loggerConfigs = configuration.getLoggers().values(); 回答2: YuriR's answer is incomplete in

问题 I want to disable the output to the console when logging to file. See config-file below: log4j.rootLogger=info,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{ABSOLUTE} %5p %c{1}:%L --- %m%n log4j.category.FileLog=info,R log4j.appender.R=org.apache.log4j.DailyRollingFileAppender log4j.appender.R.File=E:\\temp\\FileLog log4j