兼容doc/xls格式的文件

pom.xml

@@ -39,6 +39,7 @@
 		<pdfbox.version>2.0.29</pdfbox.version>
 		<poi.version>5.2.3</poi.version>
 		<poi-ooxml.version>5.2.3</poi-ooxml.version>
+		<poi-scratchpad.version>5.2.3</poi-scratchpad.version>
 
 		<mysql-connector-java.version>8.0.33</mysql-connector-java.version>
 		<mybatis-plus-boot-starter.version>3.5.5</mybatis-plus-boot-starter.version>
@@ -190,6 +191,11 @@
 				<artifactId>poi-ooxml</artifactId>
 				<version>${poi-ooxml.version}</version>
 			</dependency>
+			<dependency>
+				<groupId>org.apache.poi</groupId>
+				<artifactId>poi-scratchpad</artifactId>
+				<version>${poi-scratchpad.version}</version>
+			</dependency>
 
 			<!-- MySQL JDBC 驱动 -->
 			<dependency>
@@ -346,6 +352,10 @@
 			<groupId>org.apache.poi</groupId>
 			<artifactId>poi-ooxml</artifactId>
 		</dependency>
+		<dependency>
+			<groupId>org.apache.poi</groupId>
+			<artifactId>poi-scratchpad</artifactId>
+		</dependency>
 
 		<dependency>
 			<groupId>mysql</groupId>

src/main/java/com/knowledge/base/domain/doc/service/impl/ExcelImporter.java

@@ -1,9 +1,7 @@
 package com.knowledge.base.domain.doc.service.impl;
 
-/**
- * @author Luke.ye
- * @date 2025/5/25 14:54
- */
+
+import org.apache.poi.hssf.usermodel.HSSFWorkbook;
 import org.apache.poi.ss.usermodel.*;
 import org.apache.poi.xssf.usermodel.XSSFWorkbook;
 import org.springframework.beans.factory.annotation.Value;
@@ -15,6 +13,10 @@ import java.nio.file.Path;
 import java.util.Iterator;
 import java.util.Set;
 
+/**
+ * @author Luke.ye
+ * @date 2025/5/25 14:54
+ */
 @Component
 public class ExcelImporter extends AbstractBaseFileImporter {
 
@@ -43,8 +45,11 @@ public class ExcelImporter extends AbstractBaseFileImporter {
 
     @Override
     protected String extractContent(Path path) throws IOException {
+        String fileName = path.getFileName().toString().toLowerCase();
+        boolean isXlsx = fileName.endsWith(".xlsx");
+
         try (FileInputStream fis = new FileInputStream(path.toFile());
-             Workbook workbook = new XSSFWorkbook(fis)) {
+             Workbook workbook = isXlsx ? new XSSFWorkbook(fis) : new HSSFWorkbook(fis)) {
 
             Sheet sheet = workbook.getSheetAt(0);
             StringBuilder sb = new StringBuilder();

src/main/java/com/knowledge/base/domain/doc/service/impl/WordImporter.java

@@ -1,6 +1,7 @@
 package com.knowledge.base.domain.doc.service.impl;
 
 import com.knowledge.base.domain.common.enums.DocTypeEnum;
+import org.apache.poi.hwpf.HWPFDocument;
 import org.springframework.stereotype.Component;
 import org.apache.poi.xwpf.usermodel.XWPFDocument;
 import org.apache.poi.xwpf.usermodel.XWPFParagraph;
@@ -44,12 +45,28 @@ public class WordImporter extends AbstractBaseFileImporter {
 
     @Override
     protected String extractContent(Path path) throws IOException {
-        try (XWPFDocument document = new XWPFDocument(new FileInputStream(path.toFile()))) {
+        String fileName = path.getFileName().toString().toLowerCase();
+
+        if (fileName.endsWith(".docx")) {
+            // 处理 .docx
+            try (FileInputStream fis = new FileInputStream(path.toFile());
+                 XWPFDocument document = new XWPFDocument(fis)) {
+
                 StringBuilder content = new StringBuilder();
                 for (XWPFParagraph para : document.getParagraphs()) {
                     content.append(para.getText()).append("\n");
                 }
                 return content.toString().trim();
             }
+        } else if (fileName.endsWith(".doc")) {
+            // 处理 .doc
+            try (FileInputStream fis = new FileInputStream(path.toFile());
+                 HWPFDocument doc = new HWPFDocument(fis)) {
+
+                return doc.getDocumentText().trim();
+            }
+        } else {
+            throw new IllegalArgumentException("不支持的 Word 文件类型: " + fileName);
+        }
     }
 }