SpringAI+Ollama本地模型实现快速对话的实战指南

    <parent>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-parent</artifactId>
        <version>3.3.3</version> <!-- 降级为稳定版，解决冲突 -->
    </parent>
    <groupId>com.example</groupId>
    <artifactId>spring-ai-ollama-demo</artifactId>
    <version>1.0</version>
    <properties>
        <java.version>17</java.version>
        <spring-ai.version>1.0.0-M1</spring-ai.version>
    </properties>
    <dependencies>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-web</artifactId>
        </dependency>
        <!-- Spring AI Ollama 核心 -->
        <dependency>
            <groupId>org.springframework.ai</groupId>
            <artifactId>spring-ai-ollama-spring-boot-starter</artifactId>
            <version>${spring-ai.version}</version>
        </dependency>
    </dependencies>
    <repositories>
        <repository>
            <id>spring-milestones</id>
            <url>https://repo.spring.io/milestone</url>
            <snapshots>
                <enabled>false</enabled>
            </snapshots>
        </repository>
    </repositories>

​server:
  port: 886
spring:
  ai:
    ollama:
      base-url: http://localhost:11434
      chat:
        model: qwen2.5:7b-instruct
​

package com.badao.ai.config;

import org.springframework.ai.chat.client.ChatClient;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

@Configuration
public class SpringAiConfig {

    /**
     * 注入统一聊天客户端，全局使用
     */
    @Bean
    public ChatClient chatClient(ChatClient.Builder builder) {
        return builder.build();
    }
}

package com.badao.ai.controller;

import org.springframework.ai.chat.client.ChatClient;
import org.springframework.ai.chat.prompt.Prompt;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;

@RestController
public class SimpleChatController {

    private final ChatClient chatClient;

    public SimpleChatController(ChatClient chatClient) {
        this.chatClient = chatClient;
    }

    @GetMapping("/chat")
    public String chat(@RequestParam String msg) {
        // 链式调用：发提示词 -> 调用模型 -> 返回内容
        return chatClient.prompt(new Prompt(msg))
                .call()
                .content();
    }
}