This week's book giveaway is in the OO, Patterns, UML and Refactoring forum. We're giving away four copies of Refactoring for Software Design Smells: Managing Technical Debt and have Girish Suryanarayana, Ganesh Samarthyam & Tushar Sharma on-line! See this thread for details.
My question is regard to SL4j vs Commons-logging. SL4j is also under Apache Licence then why its not used in Tomcat by default. Is SL4J a rival to Commons- logging. Which one is better. Though SL4j is not developed by Apache community, But it is approved by the Apache Software Foundation as compatible with Apache Software License.