Log4j

From Arnout Engelen

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

public class foo {

	private static Log log = LogFactory.getLog(thisclassname.class);
	
	{
		log.info("ARN: visibility changes: " + visibilitychanges.size());
	}
}

Kort:

 private static org.apache.commons.logging.Log log = org.apache.commons.logging.LogFactory.getLog(CompositeCondition.class);