public OptionGroupOptionSetting withAllowedValues(String allowedValues) {
        setAllowedValues(allowedValues);
        return this;
    }
<p>
Indicates the acceptable values for the option group option.
</p>

@param allowedValues
       Indicates the acceptable values for the option group option.
@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/OptionGroupOptionSetting.java