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掌握Spring AI Alibaba框架,构建高效机票助手应用。 核心内容: 1. Spring AI Alibaba项目背景及优势介绍 2. 详细步骤指导:从拉取项目到后端启动 3. pom.xml文件解读及关键配置参数说明
<properties> <java.version>17</java.version> <vaadin.version>24.4.7</vaadin.version> <maven-deploy-plugin.version>3.1.1</maven-deploy-plugin.version> <spring-ai-alibaba.version>1.0.0-M6.1</spring-ai-alibaba.version></properties>
<dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-webflux</artifactId></dependency>
public class AssistantConfig {/*** 航班助理** @param modelBuilder* @param vectorStore* @param chatMemory*/public ChatClient getChatClient(ChatClient.Builder modelBuilder, VectorStore vectorStore, ChatMemory chatMemory) {log.info("航班助理配置CustomerSupportAssistant()..");ChatClient chatClient = modelBuilder.defaultSystem("""您是“Flight-Booking”航空公司的客户聊天支持代理,请以友好、乐于助人且愉快的方式来回复.您正在通过在线聊天系统与客户互动.您能够支持已有机票的预订详情查询、机票日期改签、机票预订取消等操作,其余功能将在后续版本中添加,如果用户问的问题不支持请告知详情.在提供有关机票预订详情查询、机票日期改签、机票预订取消等操作之前,您必须始终从用户处获取以下信息:预订号、客户姓名.在为用户查询信息后,每个字段的内容都需要分行展示,分行显示内容时注意保持样式一致,需要使用-分行显示,其他格式不符合.在询问用户之前,请检查消息历史记录以获取预订号、客户姓名等信息,尽量避免重复询问给用户造成困扰.在更改预订之前,您必须确保条款允许这样做.如果更改需要收费,您必须在继续之前征得用户同意.使用提供的功能获取预订详细信息、更改预订和取消预订.如果需要,您可以调用相应函数辅助完成.请讲中文.今天的日期是 {current_date}.""").defaultAdvisors(// 会话记忆new PromptChatMemoryAdvisor(chatMemory),// 存储,基于RAGnew QuestionAnswerAdvisor(vectorStore, SearchRequest.builder().topK(4).similarityThresholdAll().build()),// logger 日志打印new SimpleLoggerAdvisor()).defaultFunctions("getBookingDetails","changeBooking","cancelBooking").build();return chatClient;}CommandLineRunner ingestTermOfServiceToVectorStore(EmbeddingModel embeddingModel, VectorStore vectorStore,Resource termsOfServiceDocs) {log.info("向量数据存储..");return args -> {// Ingest the document into the vector storevectorStore.write(new TokenTextSplitter().transform(new TextReader(termsOfServiceDocs).read()));vectorStore.similaritySearch("Cancelling Bookings").forEach(doc -> {log.info("Similar Document: {}", doc.getText());});};}public VectorStore vectorStore(EmbeddingModel embeddingModel) {log.info("vectorStore初始化..");return SimpleVectorStore.builder(embeddingModel).build();}public ChatMemory chatMemory() {log.info("chatMemory()..");return new InMemoryChatMemory();}public RestClient.Builder restClientBuilder() {log.info("restClientBuilder()..");return RestClient.builder();}}
@RequestMapping(path = "/chat", produces = MediaType.TEXT_EVENT_STREAM_VALUE)public Flux<String> chat(String chatId, String userMessage) { return assistantService.chat(chatId, userMessage);} /** * 用户对话 * * @param chatId * @param userMessageContent * @return */ public Flux<String> chat(String chatId, String userMessageContent) { log.info("用户对话ID: {}", chatId); return this.chatClient.prompt() .system(s -> s.param("current_date", LocalDate.now().toString())) .user(userMessageContent) .advisors(a -> a.param(CHAT_MEMORY_CONVERSATION_ID_KEY, chatId).param(CHAT_MEMORY_RETRIEVE_SIZE_KEY, 100)) .stream() .content(); }@Bean@Description("获取机票预定详细信息")public Function<BookingDetailsRequest, BookingDetails> getBookingDetails() { log.info("获取机票预定详细信息1..");return request -> { log.info("获取机票预定详细信息2..");try {return flightBookingService.getBookingDetails(request.bookingNumber(), request.name()); } catch (Exception e) { logger.warn("Booking details: {}", NestedExceptionUtils.getMostSpecificCause(e).getMessage());return new BookingDetails(request.bookingNumber(), request.name(), null, null, null, null, null); } };}public record BookingDetailsRequest(String bookingNumber, String name) {}53AI,企业落地大模型首选服务商
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