in flink-connector-cassandra/src/main/java/org/apache/flink/streaming/connectors/cassandra/CassandraSink.java [606:616]
public CassandraSink<IN> createSink() throws Exception {
final CassandraPojoSink<IN> sink =
new CassandraPojoSink<>(
typeInfo.getTypeClass(),
builder,
mapperOptions,
keyspace,
configBuilder.build(),
failureHandler);
return new CassandraSink<>(input.addSink(sink).name("Cassandra Sink"));
}