public String getEngineVersion() {
        return this.engineVersion;
    }
<p>
The engine version filter value. Specify this parameter to show only the available offerings matching the
specified engine version.
</p>

@return The engine version filter value. Specify this parameter to show only the available offerings matching the
        specified engine version.
aws-java-sdk-neptune/src/main/java/com/amazonaws/services/neptune/model/DescribeOrderableDBInstanceOptionsRequest.java