diff --git a/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/service/serviceimpl/ChatService.java b/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/service/serviceimpl/ChatService.java
index e5c9c7c..5820eb8 100644
--- a/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/service/serviceimpl/ChatService.java
+++ b/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/service/serviceimpl/ChatService.java
@@ -127,7 +127,7 @@ public class ChatService {
                     FileUtil.writeFromStream(file.getInputStream(), pdfPath);
                 } else {
                     FileUtil.writeFromStream(file.getInputStream(), srcPath);
-                    if (StrUtil.equals(fileType, "doc") || StrUtil.equals(fileType, "docx")) {
+                    if (Arrays.asList("doc", "docx").contains(fileType)) {
                         OfficeFileUtil.doc2pdf(srcPath, pdfPath);
                     } else {
                         OfficeFileUtil.ppt2pdf(srcPath, pdfPath);
@@ -148,9 +148,7 @@ public class ChatService {
         List<Document> newDocuments = new ArrayList<>();
         StringBuilder stringBuilder = new StringBuilder();
         for (Document document : documents) {
-            Map<String, Object> metadata = new HashMap<>();
-            metadata.put("fileName", file.getOriginalFilename());
-            metadata.put("fileMd5", fileMd5);
+            Map<String, Object> metadata = Map.of("fileName", file.getOriginalFilename(), "fileMd5", fileMd5);
             newDocuments.add(new Document(IdWorker.getSnowFlakeIdString(), Objects.requireNonNull(document.getText()), metadata));
             stringBuilder.append(document.getText());
         }