BloombergLP::ball::LoggerManagerDefaults::setDefaultThresholdLevelsIfValid

Set the pass‐through severity threshold level attribute of the LoggerManagerDefaults attribute of this object to the specified passLevel, if it is in the range [0 .. 255], and set all the other threshold levels (recordLevel, triggerLevel, triggerAllLevel) to 0. Return 0 on success, and a non‐zero value otherwise with no effect on this object.