public float getFloat(@NotNull final String key, float defaultValue) {
        float retValue = defaultValue;
        try {
            retValue = Float.parseFloat(getString(key));
        } catch (Throwable ignore) {
            LOGGER.trace("ignore", ignore);
        }
        return retValue;
    }
public float getFloat ( @ NotNull final String key , float defaultValue ) { float retValue = defaultValue ; try { retValue = Float . parseFloat ( getString ( key ) ) ; } catch ( Throwable ignore ) { LOGGER . trace ( "ignore" , ignore ) ; } return retValue ; }
Returns a float value from the properties file. If the value was
specified as a system property or passed in via the
<code>-Dprop=value</code> argument this method will return the value from
the system properties before the values in the contained configuration
file.

@param key the key to lookup within the properties file
@param defaultValue the default value to return if the setting does not
exist
@return the property from the properties file