geopackage-sdk/src/main/java/mil/nga/geopackage/extension/style/IconRow.java
public void setHeight(Double height) {
        if (height != null && height < 0.0) {
            throw new GeoPackageException(
                    "Height must be greater than or equal to 0.0, invalid value: "
                            + height);
        }
        setValue(getHeightColumnIndex(), height);
    }
public void setHeight(Double height) {
        if (height != null && height < 0.0) {
            throw new GeoPackageException(
                    "Height must be greater than or equal to 0.0, invalid value: "
                            + height);
        }
        setValue(getHeightColumnIndex(), height);
    }
Set the height

@param height Icon display height, when null use actual icon height