Classes contained in slf4j-log4j12-1.5.6.jar: org.slf4j.impl.Log4jLoggerAdapter.class org.slf4j.impl.Log4jLoggerFactory.class org.slf4j.impl.Log4jMDCAdapter.class org.slf4j.impl.StaticLoggerBinder.class org.slf4j.impl.StaticMarkerBinder.class org.slf4j.impl.StaticMDCBinder.class