public LogKafkaSource build() {
    sanityCheck();
    parseAndSetRequiredProperties();
    return new LogKafkaSource(
        subscriber,
        startingOffsetsInitializer,
        stoppingOffsetsInitializer,
        boundedness,
        deserializationSchema,
        kafkaProperties,
        schema,
        tableProperties);
  }
Build the {@link LogKafkaSource}.

@return a LogKafkaSource with the settings made for this builder.
amoro-format-mixed/amoro-mixed-flink/amoro-mixed-flink-common/src/main/java/org/apache/amoro/flink/read/source/log/kafka/LogKafkaSourceBuilder.java