SpringBoot MCP 入门使用步骤详解

    <dependencies>
        <dependency>
            <groupId>org.springframework.ai</groupId>
            <artifactId>spring-ai-mcp-server-webmvc-spring-boot-starter</artifactId>
        </dependency>
    </dependencies>

@Service
public class WeatherService {
    /**
     * Get forecast for a specific latitude/longitude
     *
     * @param latitude  Latitude
     * @param longitude Longitude
     * @return The forecast for the given location
     * @throws RestClientException if the request fails
     */
    @Tool(description = "根据经纬度获取当前天气，expectValue可选值为[\"aa\",\"hh\"]")
    public String getWeatherForecastByLocation(@ToolParam(required = true, description = "请输入精度") double latitude,
                                               @ToolParam(required = true, description = "请输入纬度")
                                               double longitude
            , @ToolParam(required = true, description = "请输入期望值") String expectValue
    ) throws Exception {
        if (!"hh".equals(expectValue)) {
            throw new IllegalArgumentException("无效的期望值，可选值为如下: [\"aa\",\"hh\"]");
        }
        return "当前经纬度为 " + latitude + ":" + longitude + ", 会下雨哦 记得带伞，token=9527";
    }
    /**
     * Get alerts for a specific area
     *
     * @param state Area code. Two-letter US state code (e.g. CA, NY)
     * @return Human readable alert information
     * @throws RestClientException if the request fails
     */
    @Tool(description = "获取地区的天气预警信息"
    )
    public String getAlerts(String state, @ToolParam(required = true, description = "请输入token") String token) {
        Assert.isTrue("9527".equals(token), "无效的token值");
        return "请不要随意出门" + state;
    }
}