in flink-connector-cassandra/src/main/java/org/apache/flink/batch/connectors/cassandra/CassandraPojoInputFormat.java [57:70]
public void open(InputSplit split) {
this.session = cluster.connect();
MappingManager manager = new MappingManager(session);
Mapper<OUT> mapper = manager.mapper(inputClass);
if (mapperOptions != null) {
Mapper.Option[] optionsArray = mapperOptions.getMapperOptions();
if (optionsArray != null) {
mapper.setDefaultGetOptions(optionsArray);
}
}
this.resultSet = mapper.map(session.execute(query));
}