public DescribeDBEngineVersionsRequest withEngineVersion(String engineVersion) {
        setEngineVersion(engineVersion);
        return this;
    }
<p>
The database engine version to return.
</p>
<p>
Example: <code>5.1.49</code>
</p>

@param engineVersion
       The database engine version to return.</p>
       <p>
       Example: <code>5.1.49</code>
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-neptune/src/main/java/com/amazonaws/services/neptune/model/DescribeDBEngineVersionsRequest.java