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AshwinJay/Log4J programmatic

Last active August 6, 2018 18:17
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Log4J settings
Raw
Log4J programmatic
BasicConfigurator.configure();
org.apache.log4j.Logger.getRootLogger().setLevel(Level.INFO);
Raw
Logback
LoggerContext loggerContext = (LoggerContext) LoggerFactory.getILoggerFactory();
loggerContext.reset();
PatternLayoutEncoder ple = new PatternLayoutEncoder();
ple.setPattern("%msg%n");
ple.setContext(loggerContext);
ple.start();
ConsoleAppender console = new ConsoleAppender();
console.setEncoder(ple);
console.setContext(loggerContext);
console.start();
Logger rootLogger = loggerContext.getLogger(Logger.ROOT_LOGGER_NAME);
rootLogger.setLevel(Level.INFO);
rootLogger.addAppender(console);
Raw
Making Jetty to use Log4J2 logger via SLF4J API
Before Jetty starts:
org.eclipse.jetty.util.log.Log.setLog(new org.eclipse.jetty.util.log.Slf4jLog());
Classpath:
lib/log4j2/2.0-beta4/log4j-api-2.0-beta4.jar
lib/log4j2/2.0-beta4/log4j-core-2.0-beta4.jar
lib/log4j2/2.0-beta4/log4j-slf4j-impl-2.0-beta4.jar
lib/slf4j/1.7.5/slf4j-api-1.7.5.jar
lib/slf4j/1.7.5/slf4j-ext-1.7.5.jar
@sarnobat
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sarnobat commented Aug 6, 2018 •
edited

Programmatic logger configuration > xml-based logger configuration. If you use XML, you're giving the middle finger to the Java compiler which is there to HELP you.

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