【fix】处理导入工具不能下载导入异常的bug

jero-boot/jero-boot-base/jero-boot-base-core/src/main/java/com/jero/common/constant/CommonConstant.java

@@ -223,6 +223,8 @@ public interface CommonConstant {
     public static final Integer USER_IDENTITY_1 = 1;
     public static final Integer USER_IDENTITY_2 = 2;
 
+    /** sys_user 表 username 唯一键索引 */
+    public static final String SQL_INDEX_INDEX_USER_NAME = "index_user_name";
     /** sys_user 表 username 唯一键索引 */
     public static final String SQL_INDEX_UNIQ_SYS_USER_USERNAME = "uniq_sys_user_username";
     /** sys_user 表 work_no 唯一键索引 */

jero-boot/jero-boot-module-system/src/main/java/com/jero/modules/system/controller/CommonController.java

@@ -275,4 +275,65 @@ public class CommonController {
         }
     }
 
+    /**
+     * 预览图片&下载文件
+     * 请求地址：http://localhost:8080/common/static/{user/20190119/e1fe9925bc315c60addea1b98eb1cb1349547719_1547866868179.jpg}
+     *
+     * @param request
+     * @param response
+     */
+    @GetMapping(value = "/static/**")
+    public void view(HttpServletRequest request, HttpServletResponse response) {
+        // ISO-8859-1 ==> UTF-8 进行编码转换
+        String imgPath = extractPathFromPattern(request);
+        if(oConvertUtils.isEmpty(imgPath) || imgPath=="null"){
+            return;
+        }
+        // 其余处理略
+        InputStream inputStream = null;
+        OutputStream outputStream = null;
+        try {
+            imgPath = imgPath.replace("..", "").replace("../","");
+            if (imgPath.endsWith(",")) {
+                imgPath = imgPath.substring(0, imgPath.length() - 1);
+            }
+            String filePath = uploadpath + File.separator + imgPath;
+            File file = new File(filePath);
+            if(!file.exists()){
+                response.setStatus(404);
+                throw new RuntimeException("文件["+imgPath+"]不存在..");
+            }
+            response.setContentType("application/force-download");// 设置强制下载不打开
+            response.addHeader("Content-Disposition", "attachment;fileName=" + new String(file.getName().getBytes("UTF-8"),"iso-8859-1"));
+            inputStream = new BufferedInputStream(new FileInputStream(filePath));
+            outputStream = response.getOutputStream();
+            byte[] buf = new byte[1024];
+            int len;
+            while ((len = inputStream.read(buf)) > 0) {
+                outputStream.write(buf, 0, len);
+            }
+            response.flushBuffer();
+        } catch (IOException e) {
+            log.error("预览文件失败" + e.getMessage());
+            response.setStatus(404);
+            e.printStackTrace();
+        } finally {
+            if (inputStream != null) {
+                try {
+                    inputStream.close();
+                } catch (IOException e) {
+                    log.error(e.getMessage(), e);
+                }
+            }
+            if (outputStream != null) {
+                try {
+                    outputStream.close();
+                } catch (IOException e) {
+                    log.error(e.getMessage(), e);
+                }
+            }
+        }
+
+    }
+
 }

jero-boot/jero-boot-module-system/src/main/java/com/jero/modules/system/controller/SysUserController.java

@@ -516,7 +516,8 @@ public class SysUserController {
                         String message = e.getMessage().toLowerCase();
                         int lineNumber = i + 1;
                         // 通过索引名判断出错信息
-                        if (message.contains(CommonConstant.SQL_INDEX_UNIQ_SYS_USER_USERNAME)) {
+                        if (message.contains(CommonConstant.SQL_INDEX_UNIQ_SYS_USER_USERNAME)
+                                || message.contains(CommonConstant.SQL_INDEX_INDEX_USER_NAME)) {
                             errorMessage.add("第 " + lineNumber + " 行：用户名已经存在，忽略导入。");
                         } else if (message.contains(CommonConstant.SQL_INDEX_UNIQ_SYS_USER_WORK_NO)) {
                             errorMessage.add("第 " + lineNumber + " 行：工号已经存在，忽略导入。");