百度一下搭建go-cqhttp，千篇一律都是采用python搭建的，Java搭建根本没有。导致自己在搭建的时候可折磨了，出现了许多的问题。唯一能参考就只有官方文档。文档对小白也不是太友好，所以出这篇博客弥补一下Java 的搭建版本。

搭建环境： winndows 系统 + Java + Idea 2020.2

注意：本博客写的比较简单，存在很多不完善的地方，如需符合自己需求请参考官方文档

参考文档：

一、搭建go-cqhttp机器人

请 参考go-cqhttp 视频：https://www.bilibili.com/video/av247603841/

  • 测试

    给自己好友发送一条私聊消息(user_id:好友的QQ号)

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    # cmd
    crul '127.0.0.1:5700/send_private_msg?user_id=xxxxxx&message=你好~'

    #postMan
    GET http://127.0.0.1:5700/send_private_msg?user_id=xxxxx&message=你好~

    响应：

    image-20211218110027904

二、搭建SpringBoot环境

1、基本环境

image-20211217151109816

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<dependencies>
    <dependency>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-web</artifactId>
    </dependency>

    <dependency>
        <groupId>org.projectlombok</groupId>
        <artifactId>lombok</artifactId>
        <optional>true</optional>
    </dependency>
    
    <dependency>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-test</artifactId>
        <scope>test</scope>
    </dependency>

    <dependency>
        <groupId>com.alibaba</groupId>
        <artifactId>fastjson</artifactId>
        <version>1.2.46</version>
    </dependency>
    
    <!--httpUtils-->
    <dependency>
        <groupId>commons-httpclient</groupId>
        <artifactId>commons-httpclient</artifactId>
        <version>3.1</version>
    </dependency>
    <dependency>
        <groupId>org.apache.httpcomponents</groupId>
        <artifactId>httpclient</artifactId>
        <version>4.4.1</version>
    </dependency>
    
    <!--websocket作为客户端-->
    <dependency>
        <groupId>org.java-websocket</groupId>
        <artifactId>Java-WebSocket</artifactId>
        <version>1.3.5</version>
    </dependency>

</dependencies>

1、HTTP通信

修改go-cqhhtp 配置文件 config.yml

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post:
  # 这里一定要填成这样的http://{host}:{ip}
  - url: 'http://127.0.0.1:8400'
   secret: ''

image-20211217153726655

Java 代码

测试案例：https://docs.go-cqhttp.org/api/#%E5%8F%91%E9%80%81%E7%A7%81%E8%81%8A%E6%B6%88%E6%81%AF 发送私聊消息

  • QqRobotController.java
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@RestController
@Slf4j
public class QqRobotController {

    @Resource
    private QqRobotService robotService;

    @PostMapping
    public void QqRobotEven(HttpServletRequest request){
        robotService.QqRobotEvenHandle(request);
    }
}
  • QqRobotService.java
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public interface QqRobotService {
    void QqRobotEvenHandle(HttpServletRequest request);
}
  • QqRobotServiceImpl.java
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@Service
@Slf4j
public class QqRobotServiceImpl implements QqRobotService {

    @Override
    public void QqRobotEvenHandle(HttpServletRequest request) {
        //JSONObject
        JSONObject jsonParam = this.getJSONParam(request);
        log.info("接收参数为:{}",jsonParam.toString() !=null ? "SUCCESS" : "FALSE");
        if("message".equals(jsonParam.getString("post_type"))){
            String message = jsonParam.getString("message");
            if("你好".equals(message)){
                // user_id 为QQ好友QQ号
                String url = "http://127.0.0.1:5700/send_private_msg?user_id=xxxxx&message=你好~";
                String result = HttpRequestUtil.doGet(url);
                log.info("发送成功:==>{}",result);
            }
        }
    }

    public JSONObject getJSONParam(HttpServletRequest request){
        JSONObject jsonParam = null;
        try {
            // 获取输入流
            BufferedReader streamReader = new BufferedReader(new InputStreamReader(request.getInputStream(), "UTF-8"));

            // 数据写入Stringbuilder
            StringBuilder sb = new StringBuilder();
            String line = null;
            while ((line = streamReader.readLine()) != null) {
                sb.append(line);
            }
            jsonParam = JSONObject.parseObject(sb.toString());
        } catch (Exception e) {
            e.printStackTrace();
        }
        return jsonParam;
    }

}

HttpUtils 工具类

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public class HttpRequestUtil {
    /**
     * @Description: 发送get请求
     */
    public static String doGet(String url) {
        CloseableHttpClient httpClient = HttpClients.createDefault();
        HttpGet httpGet = new HttpGet(url);
        httpGet.setHeader("Content-type", "application/json");
        httpGet.setHeader("DataEncoding", "UTF-8");
        RequestConfig requestConfig = RequestConfig.custom().setConnectTimeout(35000).setConnectionRequestTimeout(35000).setSocketTimeout(60000).build();
        httpGet.setConfig(requestConfig);
        CloseableHttpResponse httpResponse = null;
        try {
            httpResponse = httpClient.execute(httpGet);
            HttpEntity entity = httpResponse.getEntity();
            if(httpResponse.getStatusLine().getStatusCode() != 200){
                return null;
            }
            return EntityUtils.toString(entity);
        } catch (ClientProtocolException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        } catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        } finally {
            if (httpResponse != null) {
                try {
                    httpResponse.close();
                } catch (IOException e) {
                    // TODO Auto-generated catch block
                    e.printStackTrace();
                }
            }
            if (null != httpClient) {
                try {
                    httpClient.close();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
        }
        return null;
    }

    /**
     * @Description: 发送http post请求
     */
    public static String doPost(String url, String jsonStr) {
        CloseableHttpClient httpClient = HttpClients.createDefault();
        HttpPost httpPost = new HttpPost(url);
        RequestConfig requestConfig = RequestConfig.custom().setConnectTimeout(35000).setConnectionRequestTimeout(35000).setSocketTimeout(60000).build();
        httpPost.setConfig(requestConfig);
        httpPost.setHeader("Content-type", "application/json");
        httpPost.setHeader("DataEncoding", "UTF-8");
        CloseableHttpResponse httpResponse = null;
        try {
            httpPost.setEntity(new StringEntity(jsonStr));
            httpResponse = httpClient.execute(httpPost);
            if(httpResponse.getStatusLine().getStatusCode() != 200){
                return null;
            }
            HttpEntity entity = httpResponse.getEntity();
            String result = EntityUtils.toString(entity);
            return result;
        } catch (ClientProtocolException e) {
            e.printStackTrace();
        } catch (IOException e) {
            e.printStackTrace();
        } finally {
            if (httpResponse != null) {
                try {
                    httpResponse.close();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
            if (null != httpClient) {
                try {
                    httpClient.close();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
        }
        return null;
    }
}

响应：

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发送成功:==>{"data":{"message_id":2113266863},"retcode":0,"status":"ok"}

image-20211218110115235

2、WebScoket 通信

一般WebScoket的客户端都是H5, 但是为了测试本篇博客使用Java作为客户端

修改go-cqhhtp 配置文件 config.yml

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- ws:
    # 正向WS服务器监听地址
    host: 127.0.0.1
    # 正向WS服务器监听端口
    port: 5701

image-20211218110927792

Java 代码

需要导入pom包

image-20211218111122308

  • WebsocketClient.java
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@Slf4j
@Component
public class WebSocketConfig {
  
    @Bean
    public WebSocketClient webSocketClient() {
        try {
            WebSocketClient webSocketClient = new WebSocketClient(new URI("ws://127.0.0.1:5701"),new Draft_6455()) {
                @Override
                public void onOpen(ServerHandshake handshakedata) {
                    log.info("[websocket] 连接成功");
                }
  
                @Override
                public void onMessage(String message) {
                    log.info("[websocket] 收到消息={}",message);
  
                }
  
                @Override
                public void onClose(int code, String reason, boolean remote) {
                    log.info("[websocket] 退出连接");
                }
  
                @Override
                public void onError(Exception ex) {
                    log.info("[websocket] 连接错误={}",ex.getMessage());
                }
            };
            webSocketClient.connect();
            return webSocketClient;
        } catch (Exception e) {
            e.printStackTrace();
        }
        return null;
    }
  
}
  • 测试（具体需求实现就根据官方API实现，参考本篇博客HTTP通信的逻辑）

image-20211218111918792

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[websocket] 收到消息={"interval":5000,"meta_event_type":"heartbeat","post_type":"meta_event","self_id":2878522414,"status":{"app_enabled":true,"app_good":true,"app_initialized":true,"good":true,"online":true,"plugins_good":null,"stat":{"packet_received":29,"packet_sent":21,"packet_lost":0,"message_received":0,"message_sent":0,"disconnect_times":0,"lost_times":0,"last_message_time":0}},"time":1639797397}

三、补充