钉钉机器人的实现

import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.JSONObject;
import okhttp3.*;

import java.io.IOException;

public class DingTalkRobot {
// 钉钉机器人Webhook
private static final String WEBHOOK_TOKEN = "https://oapi.dingtalk.com/robot/send?access_token=XXXXXXXXXXXXXXX";

/**
 * 发送文本消息
 *
 * @param content 消息内容
 */
public static void sendTextMessage(String content) {
    JSONObject json = new JSONObject();
    json.put("msgtype", "text");
    JSONObject text = new JSONObject();
    text.put("content", content);
    json.put("text", text);
    send(json.toJSONString());
}

/**
 * 发送Markdown消息
 *
 * @param title   消息标题
 * @param content 消息内容
 */
public static void sendMarkdownMessage(String title, String content) {
    JSONObject json = new JSONObject();
    json.put("msgtype", "markdown");
    JSONObject markdown = new JSONObject();
    markdown.put("title", title);
    markdown.put("text", content);
    json.put("markdown", markdown);
    send(json.toJSONString());
}

/**
 * 发送消息
 *
 * @param message 消息体
 */
private static void send(String message) {
    OkHttpClient client = new OkHttpClient();
    MediaType mediaType = MediaType.parse("application/json; charset=utf-8");
    RequestBody body = RequestBody.create(mediaType, message);
    Request request = new Request.Builder()
            .url(WEBHOOK_TOKEN)
            .post(body)
            .build();
    try {
        Response response = client.newCall(request).execute();
        if (response.isSuccessful()) {
            System.out.println("发送成功");
        } else {
            System.out.println("发送失败：" + response.code() + " " + response.message());
        }
    } catch (IOException e) {
        e.printStackTrace();
    }
}

}