如何在Spring Cloud Stream中将RocksDB改为内存中的stateStore

<dependency>
    <groupId>org.springframework.cloud</groupId>
    <artifactId>spring-cloud-stream</artifactId>
</dependency>

spring.cloud.stream.rocksdb.state-store-dir=memory

import org.springframework.cloud.stream.binder.BinderFactory;
import org.springframework.cloud.stream.binder.rocksdb.RocksDbBinderConfiguration;
import org.springframework.cloud.stream.binder.rocksdb.config.RocksDbConsumerProperties;
import org.springframework.cloud.stream.binder.rocksdb.config.RocksDbProducerProperties;
import org.springframework.cloud.stream.binder.rocksdb.config.RocksDbStateStoreProperties;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

@Configuration
public class RocksDbBinderConfig {

    @Bean
    public RocksDbBinderConfiguration rocksDbBinderConfiguration(
            RocksDbStateStoreProperties rocksDbStateStoreProperties,
            RocksDbProducerProperties rocksDbProducerProperties,
            RocksDbConsumerProperties rocksDbConsumerProperties,
            BinderFactory<RocksDbConsumerProperties, RocksDbProducerProperties> binderFactory) {
        return new RocksDbBinderConfiguration(rocksDbStateStoreProperties,
                rocksDbProducerProperties, rocksDbConsumerProperties, binderFactory);
    }
}

import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.cloud.stream.annotation.EnableBinding;
import org.springframework.cloud.stream.binder.rocksdb.RocksDbBinderConfiguration;
import org.springframework.cloud.stream.messaging.Processor;

@SpringBootApplication
@EnableBinding(Processor.class)
public class Application {

    public static void main(String[] args) {
        SpringApplication.run(Application.class, args);
    }
}

import org.springframework.cloud.stream.annotation.EnableStateStore;
import org.springframework.cloud.stream.annotation.StreamListener;
import org.springframework.cloud.stream.messaging.Processor;
import org.springframework.messaging.handler.annotation.Payload;

@EnableStateStore
public class MessageProcessor {

    @StreamListener(Processor.INPUT)
    public void processMessage(@Payload String message) {
        // 处理消息的逻辑
    }
}