优化和完善处理短信代码

examcloud-core-examwork-api-provider/src/main/java/cn/com/qmth/examcloud/core/examwork/api/controller/NoticeController.java

@@ -7,6 +7,7 @@
 
 package cn.com.qmth.examcloud.core.examwork.api.controller;
 
+import java.math.RoundingMode;
 import java.text.DecimalFormat;
 import java.util.ArrayList;
 import java.util.Arrays;
@@ -249,13 +250,15 @@ public class NoticeController extends ControllerSupport {
         }
         String content = addNoticeDomain.getContent();
         // 普通文本内容不允许超过500个字
-        if (getSimpleTextLength(content) > 500) {
-            throw new StatusException("500010", "通知内容不得超过500个字符");
+        int simpleTextLength=getSimpleTextLength(content);
+        if (simpleTextLength > 500) {
+            throw new StatusException("500010", "通知内容不得超过500个字符,当前字数为："+simpleTextLength);
         }
         // 图片总大小不得超过2M
         int imgSize = getImageSize(content);
         if (imgSize > (2 << 20)) {
             DecimalFormat decimalFormat = new DecimalFormat("#.##");
+            decimalFormat.setRoundingMode(RoundingMode.DOWN);//windows系统默认采用的是舍弃法，所以和它保持一致
             String currentLength = decimalFormat
                     .format(((double) imgSize / (double) 1024 / (double) 1024));
             throw new StatusException("500011", "图片大小不得超过2MB,当前大小为：" + currentLength + "MB");
@@ -314,13 +317,15 @@ public class NoticeController extends ControllerSupport {
         }
         String content = updateNoticeDomain.getContent();
         // 普通文本内容不允许超过500个字
-        if (getSimpleTextLength(content) > 500) {
-            throw new StatusException("500012", "通知内容不得超过500个字符");
+        int simpleTextLength=getSimpleTextLength(content);
+        if (simpleTextLength > 500) {
+            throw new StatusException("500010", "通知内容不得超过500个字符,当前字数为："+simpleTextLength);
         }
         // 图片总大小不得超过2M
         int imgSize = getImageSize(content);
         if (imgSize > (2 << 20)) {
             DecimalFormat decimalFormat = new DecimalFormat("#.##");
+            decimalFormat.setRoundingMode(RoundingMode.DOWN);
             String currentLength = decimalFormat
                     .format(((double) imgSize / (double) 1024 / (double) 1024));
             throw new StatusException("500015", "图片总大小不得超过2MB,当前大小为：" + currentLength + "MB");
@@ -412,7 +417,4 @@ public class NoticeController extends ControllerSupport {
         }
     }
 
-    public static void main(String[] args) {
-
-    }
 }