钉钉群消息提醒

钉钉群消息提醒工具类

import cn.hutool.http.HttpRequest;
import cn.hutool.http.HttpResponse;
import com.alibaba.fastjson.JSON;
import com.google.common.collect.Maps;
import org.apache.commons.lang3.StringUtils;import javax.crypto.Mac;
import javax.crypto.spec.SecretKeySpec;
import java.net.URLEncoder;
import java.nio.charset.StandardCharsets;
import java.util.Map;public class DingAlertUtil {public static final String WEBHOOK = "";public static final String SECRET = "";public static void alertDingMsg(String msg) {sendText(WEBHOOK, SECRET, msg);}public static HttpResponse sendText(String webhook, String secret, String content) {//get urlString url = webhook;if (StringUtils.isNotBlank(secret)) {long timestamp = System.currentTimeMillis();url = webhook + String.format("&timestamp=%s&sign=%s", timestamp, getSign(timestamp, secret));}//get bodyMap<String, Object> reqMap = Maps.newHashMap();reqMap.put("msgtype", "text");Map<String, String> contentMap = Maps.newHashMap();contentMap.put("content", content);reqMap.put("text", contentMap);//return HttpRequest.post(url).body(JSON.toJSONString(reqMap)).execute();}private static String getSign(Long timestamp, String secret) {try {String stringToSign = timestamp + "\n" + secret;Mac mac = Mac.getInstance("HmacSHA256");mac.init(new SecretKeySpec(secret.getBytes(StandardCharsets.UTF_8), "HmacSHA256"));byte[] signData = mac.doFinal(stringToSign.getBytes(StandardCharsets.UTF_8));return URLEncoder.encode(cn.hutool.core.codec.Base64.encode(signData), "UTF-8");} catch (Exception ex) {return null;}}
}

业务接入钉钉群消息提醒

        try {long startTimestamp = System.currentTimeMillis();log.info("[某某业务]开始");doSysInvoiceNoteRefresh();log.info(String.format("[某某业务]结束, 耗时%dms", System.currentTimeMillis() - startTimestamp));} catch (Exception e) {//dingAlertif (StringUtils.isEmpty(dingAlertEnv)) {dingAlertEnv = Strings.EMPTY;}log.info("[某某业务], dingAlertEnv:{}", dingAlertEnv);DingAlertUtil.alertDingMsg(String.format("[%s][%s][%s][%s]%s", dingAlertEnv, "某某业务", MDC.get("kctrace"), e.getClass().getSimpleName(), e.getMessage()));//log.error(String.format("[某某业务]异常, 异常信息: %s", e.getMessage()), e);e.printStackTrace();}

借鉴自

钉钉开发（一）——Java给钉钉群推送消息_怎么后端拿到钉钉群的消息呢-CSDN博客