fix: 文件转换多次异常

src/main/java/cn/com/poc/knowledge/aggregate/impl/KnowledgeServiceImpl.java

@@ -93,7 +93,7 @@ public class KnowledgeServiceImpl implements KnowledgeService {
             // 统计文件字符数
             String fileContent = DocumentLoad.documentToText(file).replaceAll(StringUtils.LF, StringUtils.EMPTY).replaceAll(StringUtils.CR, StringUtils.EMPTY);//文件内容
             long charCount = fileContent.length();
-            boolean check = knowledgeType.equals(KnowledgeConstant.KnowledgeType.BASE) ? checkBaseKnowledgeDocument(documentFile) : checkQAKnowledgeDocument(documentFile);
+            boolean check = knowledgeType.equals(KnowledgeConstant.KnowledgeType.BASE) ? checkBaseKnowledgeDocument(file) : checkQAKnowledgeDocument(file);
             if (!check) {
                 throw new I18nMessageException("knowledge.document.check.fail");
             }
@@ -386,47 +386,35 @@ public class KnowledgeServiceImpl implements KnowledgeService {
     }
 
 
-    private boolean checkBaseKnowledgeDocument(MultipartFile multipartFile) {
-        try {
-            String type = multipartFile.getOriginalFilename().substring(multipartFile.getOriginalFilename().lastIndexOf(".") + 1, multipartFile.getOriginalFilename().length());
-            File file = File.createTempFile(UUIDTool.getUUID(), "." + type);
-            multipartFile.transferTo(file);
-            // 文件大小不能超过10M
-            long fileSizeInBytes = file.length();
-            double fileSizeInMB = (double) fileSizeInBytes / (1024 * 1024);
-            if (fileSizeInMB > 10) {
-                throw new I18nMessageException("exception/upload.more.than.10m");
-            }
+    private boolean checkBaseKnowledgeDocument(File file) {
+        // 文件大小不能超过10M
+        long fileSizeInBytes = file.length();
+        double fileSizeInMB = (double) fileSizeInBytes / (1024 * 1024);
+        if (fileSizeInMB > 10) {
+            throw new I18nMessageException("exception/upload.more.than.10m");
+        }
 
-            //文件内容不能为空
-            String fileContent = DocumentLoad.documentToText(file).replaceAll(StringUtils.LF, StringUtils.EMPTY).replaceAll(StringUtils.CR, StringUtils.EMPTY);//文件内容
-            if (StringUtils.isBlank(fileContent)) {
-                throw new I18nMessageException("exception/error.file.content.is.null");
-            }
-            //获取文件字符数
-            long charCount = fileContent.length();
-            //文件字符数不能超过100w
-            if (charCount > 100 * 10000) {
-                throw new I18nMessageException("exception/file.content.more.than.100w");
-            }
-        } catch (IOException e) {
-            logger.error("checkBaseKnowledgeDocument error :{}", e);
-            return false;
+        //文件内容不能为空
+        String fileContent = DocumentLoad.documentToText(file).replaceAll(StringUtils.LF, StringUtils.EMPTY).replaceAll(StringUtils.CR, StringUtils.EMPTY);//文件内容
+        if (StringUtils.isBlank(fileContent)) {
+            throw new I18nMessageException("exception/error.file.content.is.null");
+        }
+        //获取文件字符数
+        long charCount = fileContent.length();
+        //文件字符数不能超过100w
+        if (charCount > 100 * 10000) {
+            throw new I18nMessageException("exception/file.content.more.than.100w");
         }
         return true;
     }
 
-    private boolean checkQAKnowledgeDocument(MultipartFile multipartFile) {
+    private boolean checkQAKnowledgeDocument(File file) {
         //1、上传文件列数超过10列，提示：上传文件内容不能超过10列
         //2、上传文件行数超过1500行，提示：上传文件内容不能超过1500行
         //3、上传文件单一行字数超过3000字，提示：上传文件内容单一行字数不能超过3000字
         //4、单格不可超1000字
         //5、文件大小不能超过10M
         try {
-            String type = multipartFile.getOriginalFilename().substring(multipartFile.getOriginalFilename().lastIndexOf(".") + 1, multipartFile.getOriginalFilename().length());
-            File file = File.createTempFile(UUIDTool.getUUID(), "." + type);
-            multipartFile.transferTo(file);
-
             // 文件大小不能超过10M
             long fileSizeInBytes = file.length();
             double fileSizeInMB = (double) fileSizeInBytes / (1024 * 1024);