public void setEngineVersion(String engineVersion) {
        this.engineVersion = engineVersion;
    }
<p>
The version of the cache engine version that is used by the source cluster.
</p>

@param engineVersion
       The version of the cache engine version that is used by the source cluster.
aws-java-sdk-elasticache/src/main/java/com/amazonaws/services/elasticache/model/Snapshot.java