public EndpointDemographic withAppVersion(String appVersion) {
        setAppVersion(appVersion);
        return this;
    }
<p>
The version of the app that's associated with the endpoint.
</p>

@param appVersion
       The version of the app that's associated with the endpoint.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-pinpoint/src/main/java/com/amazonaws/services/pinpoint/model/EndpointDemographic.java