public OptionGroup withOptionGroupArn(String optionGroupArn) {
        setOptionGroupArn(optionGroupArn);
        return this;
    }
<p>
Specifies the Amazon Resource Name (ARN) for the option group.
</p>

@param optionGroupArn
       Specifies the Amazon Resource Name (ARN) for the option group.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-rds/src/main/java/com/amazonaws/services/rds/model/OptionGroup.java