in spring/src/main/java/org/apache/logging/log4j/boot/spring/Log4jLoggingSystem.java [172:191]
private static Level convert(final LogLevel logLevel) {
switch (logLevel) {
case FATAL:
return Level.FATAL;
case ERROR:
return Level.ERROR;
case WARN:
return Level.WARN;
case INFO:
return Level.INFO;
case DEBUG:
return Level.DEBUG;
case TRACE:
return Level.TRACE;
case OFF:
return Level.OFF;
default:
return Level.toLevel(logLevel.name());
}
}