public ElasticsearchSink build()

in flink-connector-elasticsearch-base/src/main/java/org/apache/flink/connector/elasticsearch/sink/ElasticsearchSinkBuilderBase.java [268:286]

• 16 lines of code
• 1 McCabe index (conditional complexity)

    public ElasticsearchSink<IN> build() {
        checkNotNull(emitter);
        checkNotNull(hosts);

        NetworkClientConfig networkClientConfig = buildNetworkClientConfig();
        BulkProcessorConfig bulkProcessorConfig = buildBulkProcessorConfig();

        BulkProcessorBuilderFactory bulkProcessorBuilderFactory = getBulkProcessorBuilderFactory();
        ClosureCleaner.clean(
                bulkProcessorBuilderFactory, ExecutionConfig.ClosureCleanerLevel.RECURSIVE, true);

        return new ElasticsearchSink<>(
                hosts,
                emitter,
                deliveryGuarantee,
                bulkProcessorBuilderFactory,
                bulkProcessorConfig,
                networkClientConfig);
    }