解决文件名没有.扩展名时 报错问题

doc-biz/src/main/java/com/doc/biz/controller/DocShareController.java

@@ -9,8 +9,8 @@ import com.doc.chat.service.IChatMsgService;
 import com.doc.common.core.controller.BaseController;
 import com.doc.common.core.domain.AjaxResult;
 import com.doc.common.utils.SecurityUtils;
-import com.doc.system.service.TencentSmsService;
 import com.doc.system.service.ISysUserService;
+import com.doc.system.service.TencentSmsService;
 import io.swagger.annotations.Api;
 import io.swagger.annotations.ApiOperation;
 import io.swagger.annotations.ApiParam;
@@ -85,7 +85,11 @@ public class DocShareController extends BaseController {
                 String fromUser = SecurityUtils.getLoginUser().getUser().getNickName();
                 DocInfo docInfo = docInfoService.selectDocInfoByDocId(docId);
                 String fileName = docInfo.getFileName();
-                fileName = fileName.substring(0, fileName.indexOf("."));
+                String split = ".";
+                int pos = fileName.indexOf(split);
+                if (pos != -1) {
+                    fileName = fileName.substring(0, pos);
+                }
 
                 //如果不在线发送短信
                 TencentSmsService.send(TencentSmsService.FILE_SHARE, pair.getValue(), fromUser, fileName);

doc-common/src/main/java/com/doc/common/utils/encrypt/Sm3Util.java

@@ -41,4 +41,4 @@ public class Sm3Util {
         System.out.println("SM3 Digest 1: " + en1);
         System.out.println("SM3 Digest 2: " + en2);
     }
-}
+}