阿里钉钉 https://open-doc.dingtalk.com/docs/doc.htm?spm=a219a.7629140.0.0.J3z2Ek&treeId=366&articleId=107549&docType=1 Java钉钉开发_01_开发前的准备 https://www.cnblogs.com/shirui/p/7611973.html http://www.chuanglianyun.cn/p-77.html