public Level getEffectiveLevel() {
        if (slf4jLogger.isTraceEnabled()) {
            return Level.TRACE;
        }
        if (slf4jLogger.isDebugEnabled()) {
            return Level.DEBUG;
        }
        if (slf4jLogger.isInfoEnabled()) {
            return Level.INFO;
        }
        if (slf4jLogger.isWarnEnabled()) {
            return Level.WARN;
        }
        return Level.ERROR;
    }
Return the level in effect for this category/logger.

<p>
The result is computed by simulation.

@return
log4j-over-slf4j/src/main/java/org/apache/log4j/Category.java