修改excel的格式和错误信息提示

license/src/main/java/iot/sixiang/license/resource/ResourceManager.java

@@ -5,6 +5,7 @@ import iot.sixiang.license.model.vo.ResourceVo;
 import iot.sixiang.license.service.ResourceService;
 import lombok.extern.slf4j.Slf4j;
 import org.apache.poi.hssf.usermodel.*;
+import org.apache.poi.ss.usermodel.Font;
 import org.apache.poi.ss.usermodel.HorizontalAlignment;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Component;
@@ -39,11 +40,21 @@ public class ResourceManager {
             //第二步创建sheet
             HSSFSheet sheet = wb.createSheet();
             wb.setSheetName(0, sheetName);
-            sheet.setDefaultColumnWidth(20);
-
-            //设置表格格式
+//            sheet.setDefaultColumnWidth(20);
+
+            //设置首行格式
+            HSSFCellStyle styleRow = wb.createCellStyle();
+            HSSFFont font1 = wb.createFont();
+            font1.setFontName("宋体");
+            font1.setBold(true);//粗体显示
+            styleRow.setFont(font1);//选择须要用到的字体格式
+            styleRow.setAlignment(HorizontalAlignment.CENTER);  //居中
+            //设置单元格格式
             HSSFCellStyle style = wb.createCellStyle();
             style.setAlignment(HorizontalAlignment.CENTER);  //居中
+            Font font = wb.createFont();
+            font.setFontName("宋体");
+            style.setFont(font);
 
             //第三步创建行row:添加表头0行
             HSSFRow row = sheet.createRow((short)0);
@@ -51,23 +62,23 @@ public class ResourceManager {
             //第四步创建单元格
             HSSFCell cell = row.createCell((short)0);         //第一个单元格
             cell.setCellValue("公司名称");
-            cell.setCellStyle(style);
+            cell.setCellStyle(styleRow);
 
             cell = row.createCell((short)1);                   //第二个单元格
             cell.setCellValue("应用名称");
-            cell.setCellStyle(style);
+            cell.setCellStyle(styleRow);
 
             cell = row.createCell((short)2);                   //第三个单元格
             cell.setCellValue("app_id");
-            cell.setCellStyle(style);
+            cell.setCellStyle(styleRow);
 
             cell = row.createCell((short)3);                   //第四个单元格
             cell.setCellValue("app_key");
-            cell.setCellStyle(style);
+            cell.setCellStyle(styleRow);
 
             cell = row.createCell((short)4);                   //第五个单元格
             cell.setCellValue("sn");
-            cell.setCellStyle(style);
+            cell.setCellStyle(styleRow);
             //第五步插入数据
             List<ResourceVo> resourceList = resourceService.getResource(userId);
             for (int i = 0; i < resourceList.size(); i++) {
@@ -96,11 +107,10 @@ public class ResourceManager {
                 cell.setCellValue(resourceVo.getSn());
                 cell.setCellStyle(style);
             }
-            sheet.autoSizeColumn((short)0); //调整第一列宽度
-            sheet.autoSizeColumn((short)1); //调整第二列宽度
-            sheet.autoSizeColumn((short)2); //调整第三列宽度
-            sheet.autoSizeColumn((short)3); //调整第四列宽度
-            sheet.autoSizeColumn((short)4); //调整第五列宽度
+            //在填完所有值以后，对每一列设置自适应宽度
+            for (int n = 0; n < 5; n++) {
+                sheet.autoSizeColumn(n);
+            }
             wb.write(os);
         } catch (IOException e) {
             e.printStackTrace();

license/src/main/java/iot/sixiang/license/service/impl/ApplyServiceImpl.java

@@ -41,7 +41,7 @@ public class ApplyServiceImpl extends ServiceImpl<ApplyMapper, Apply> implements
         }
         Apply res = applyMapper.getApplyByAppName(appName);
         if (res != null) {
-            throw new IotLicenseException(ResultCode.FAILED.getCode(),ResultCode.FAILED.getMsg());
+            throw new IotLicenseException(403, "应用名已存在");
         }
         String appId = CommonUtil.genRandomNum(18).toLowerCase();
         boolean re = applyMapper.addApply(appId, appName, appKey, userId);

license/src/main/java/iot/sixiang/license/service/impl/DeviceBlackServiceImpl.java

@@ -56,7 +56,7 @@ public class DeviceBlackServiceImpl extends ServiceImpl<DeviceBlackMapper, Devic
             }
         }
         if (!flag) {
-            throw new IotLicenseException(ResultCode.FAILED.getCode(),ResultCode.FAILED.getMsg());
+            throw new IotLicenseException(403, "设备不存在");
         }
         boolean res = deviceBlackMapper.addDeviceBlack(deviceId);
         if (res) {

license/src/main/java/iot/sixiang/license/service/impl/UserServiceImpl.java

@@ -66,7 +66,7 @@ public class UserServiceImpl extends ServiceImpl<UserMapper, User> implements Us
         }
         User res = userMapper.getUserByUserName(userName);
         if (res != null) {
-            throw new IotLicenseException(ResultCode.FAILED.getCode(),ResultCode.FAILED.getMsg());
+            throw new IotLicenseException(403, "用户名已存在");
         }
         return userMapper.addUser(userName,company,password);
     }