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Questions tagged [jul-to-slf4j]

Module including a java.util.logging (jul) handler, to route all incoming records to the SLF4j API.

The jul-to-slf4j module includes a java.util.logging (jul) handler, namely SLF4JBridgeHandler, which routes all incoming jul records to the SLF4j API.

More info on Bridging legacy APIs from SLF4J

11 questions
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SLF4JBridgeHandler installation via logging.properties configuration file doesn't work

I have a project and I use: Apache Maven 3.3.3 Project Jersey 1.17 Spring 3.3.1 Tomcat 6 Eclipse IDE I need to log requests and responses. To achieve it I added LoggingFilter to my web.xml: …
Alex Karasev
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With jul-to-slf4j WildFly logs unformatted messages

Our application runs in WildFly, but we use custom logging, so in jboss-deployment-structure.xml there are these lines: We use SLF4j with Logback backend, so project…
user319799
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1 answer

Duplicate logging from Ignite

I'm using Apache Ignite within a Dropwizard app and can't seem to get Ignite to only log through slf4j. Dropwizard comes with the jul-to-slf4j bridge and installs all the bridges prior to app startup. I've followed the instructions for setting up…
Tristan
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Directing JUL logging to SLF4J does not work

I am using a third party library (Sphinx) which uses java.util.logging. I have been trying several approaches to route its logs to slf4j. The logging library I wish to use is Log4j2, which is configured like this: Configuration: properties: …
Sergio
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How to configure jul-to-slf4j without programatically

I'm using slf4j and log4j2 combination as logging framework in my application. To redirect logs of java.util.logging into slf4j, I'm using jul-to-slf4j. I also have to execute : static { LogManager.getLogManager().reset(); …
akr
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Logback's "method" Conversion Word outputs question mark "?" when using AsyncAppender

Logback offers method conversion word however on my machine it outputs only question mark symbol when using AsyncAppender: 2020-09-09 12:14:57.551 IOService.?: Reading network … 2020-09-09 12:14:57.551 SocketIO.?: SOCKET - Writing data… I'm using…
Wojtek
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DEBUG level logs are not printing even after updating the logger level in application.yaml

The DEBUG logs are not getting printed even after updating the log level in my application.yaml. application.yaml logging: level: ROOT: DEBUG pom.xml org.slf4j slf4j-simple …
DarkCrow
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Project inside SpringBoot 2.6.0 working, forced to use Log4J1 and JCL redirect working but JUL not

I have a project whereby the latest build is now SpringBoot 2.6.0 (and older one is a WAR for Tomcat 8). I have a sub-project/component that connects to stuff that forces me to use Log4J1. Logback was working beautifully but I've had to disable it…
TilleyTech
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Logback Logstash Tomcat Access JSON Log

Has anybody ever got Tomcat's Access Log as JSON with Logstas Logback Encoder? Even though it should be possible (according to docs) I am not able to get it workin and I am constantly struggling with Tomcat's classpath hell. Tomcat is throwing…
brzler
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Set Level for all java.util.logging Loggers programmatically

I work on an application which uses slf4j and log4j2 as the underlying logging framework. The application provides custom logging filters, based on the current user of the application. Some third party libraries use java.util.logging (JUL)…
Jdv
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Redirect java.util.logging to log4j

I'm using an external JAR library that creates a log file every time is used: private void initLogger() { try { boolean var1 = true; FileHandler var2 = new FileHandler("lib.log", 4096000, 1, var1); …
Mariano L
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