Qdrant 向量数据库

<dependency>
    <groupId>org.springframework.ai</groupId>
    <artifactId>spring-ai-qdrant-vectordb</artifactId>
    <version>${spring-ai.version}</version>
</dependency>

# Qdrant 向量数据库配置
spring.ai.qdrant.vectordb.enabled=true
spring.ai.qdrant.vectordb.host=localhost
spring.ai.qdrant.vectordb.port=6333
spring.ai.qdrant.vectordb.collection-name=vectors

@Service
public class QdrantVectorService {
    private final QdrantVectorClient vectorClient;

    public QdrantVectorService(QdrantVectorClient vectorClient) {
        this.vectorClient = vectorClient;
    }

    public void storeVector(String id, float[] vector, Map<String, Object> metadata) {
        vectorClient.store(id, vector, metadata);
    }

    public List<SearchResult> searchSimilar(float[] queryVector, int k) {
        return vectorClient.search(queryVector, k);
    }
}

@Configuration
public class QdrantVectorStorageConfig {
    @Bean
    public VectorStorage qdrantVectorStorage(QdrantVectorProperties properties) {
        return new QdrantVectorStorage(properties);
    }
}

@Configuration
public class QdrantSimilaritySearchConfig {
    @Bean
    public SimilaritySearch qdrantSimilaritySearch(QdrantVectorProperties properties) {
        return new QdrantSimilaritySearch(properties);
    }
}

@Service
public class CollectionService {
    private final QdrantVectorClient vectorClient;

    public void createCollection(String name, int dimension) {
        vectorClient.createCollection(name, dimension);
    }

    public void deleteCollection(String name) {
        vectorClient.deleteCollection(name);
    }
}

@Configuration
public class CollectionConfig {
    @Bean
    public CollectionConfig collectionConfig() {
        return CollectionConfig.builder()
            .name("custom-vectors")
            .dimension(1536)
            .distanceType(DistanceType.COSINE)
            .build();
    }
}

@Configuration
public class FilterConfig {
    @Bean
    public FilterConfig filterConfig() {
        return FilterConfig.builder()
            .must(Arrays.asList("category", "status"))
            .should(Arrays.asList("tags"))
            .build();
    }
}

management.endpoints.web.exposure.include=qdrant-vectordb
management.endpoint.qdrant-vectordb.enabled=true