public com.google.api.ads.admanager.axis.v201811.OperatingSystemVersionTargeting getOperatingSystemVersionSegment() {
        return operatingSystemVersionSegment;
    }
public com . google . api . ads . admanager . axis . v201811 . OperatingSystemVersionTargeting getOperatingSystemVersionSegment ( ) { return operatingSystemVersionSegment ; }
Gets the operatingSystemVersionSegment value for this ProductSegmentation.

@return operatingSystemVersionSegment   * The operating system version segmentation. {@link OperatingSystemVersionTargeting#isTargeted}
must be {@code true}.

<p>This attribute is optional.