logback-android/src/main/java/ch/qos/logback/classic/net/SyslogAppender.java
@Override
  public int getSeverityForEvent(Object eventObject) {
    ILoggingEvent event = (ILoggingEvent) eventObject;
    return LevelToSyslogSeverity.convert(event);
  }
@Override
  public int getSeverityForEvent(Object eventObject) {
    ILoggingEvent event = (ILoggingEvent) eventObject;
    return LevelToSyslogSeverity.convert(event);
  }
Convert a level to equivalent syslog severity. Only levels for printing
methods i.e DEBUG, WARN, INFO and ERROR are converted.

@see ch.qos.logback.core.net.SyslogAppenderBase#getSeverityForEvent(java.lang.Object)