public void setElasticsearchConfig(ElasticsearchDataSourceConfig elasticsearchConfig) {
        this.elasticsearchConfig = elasticsearchConfig;
    }
<p>
Amazon OpenSearch Service settings.
</p>

@param elasticsearchConfig
       Amazon OpenSearch Service settings.
aws-java-sdk-appsync/src/main/java/com/amazonaws/services/appsync/model/DataSource.java