文档生成合并 11.22

jeecg-boot/jeecg-boot-base-core/src/main/java/org/jeecg/common/util/WordUtils.java

@@ -0,0 +1,84 @@
+package org.jeecg.common.util;
+
+import org.apache.poi.xwpf.usermodel.Document;
+import org.apache.poi.xwpf.usermodel.XWPFDocument;
+import org.apache.poi.xwpf.usermodel.XWPFPictureData;
+import org.apache.xmlbeans.XmlOptions;
+import org.openxmlformats.schemas.wordprocessingml.x2006.main.CTBody;
+import org.springframework.util.CollectionUtils;
+
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * @Description: TODO
+ * @Author: Z.H.C
+ * @CreateTime: 2024-11-22 09:16
+ * @Version: 1.0
+ */
+public class WordUtils {
+
+    /**
+     * @description:  word文件合并
+     * @param: [wordList]
+     * @return: org.apache.poi.xwpf.usermodel.XWPFDocument
+     * @author: z.h.c
+     * @date: 24/11/22 09:19
+     */
+    public static XWPFDocument mergeWord(List<XWPFDocument> wordList) throws Exception {
+        if (CollectionUtils.isEmpty(wordList)) {
+            throw new RuntimeException("待合并的word文档list为空");
+        }
+        XWPFDocument doc = wordList.get(0);
+        int size = wordList.size();
+        if (size > 1) {
+            doc.createParagraph().setPageBreak(true);
+            for (int i = 1; i < size; i++) {
+                // 从第二个word开始合并
+                XWPFDocument nextPageDoc = wordList.get(i);
+                // 最后一页不需要设置分页符
+                if (i != (size - 1)) {
+                    nextPageDoc.createParagraph().setPageBreak(true);
+                }
+                appendBody(doc, nextPageDoc);
+            }
+        }
+        return doc;
+    }
+
+    private static void appendBody(XWPFDocument src, XWPFDocument append) throws Exception {
+        CTBody src1Body = src.getDocument().getBody();
+        CTBody src2Body = append.getDocument().getBody();
+        List<XWPFPictureData> allPictures = append.getAllPictures();
+        // 记录图片合并前及合并后的ID
+        Map<String, String> map = new HashMap<>();
+        for (XWPFPictureData picture : allPictures) {
+            String before = append.getRelationId(picture);
+            //将原文档中的图片加入到目标文档中
+            String after = src.addPictureData(picture.getData(), Document.PICTURE_TYPE_PNG);
+            map.put(before, after);
+        }
+        appendBody(src1Body, src2Body, map);
+    }
+
+    private static void appendBody(CTBody src, CTBody append, Map<String, String> map) throws Exception {
+        XmlOptions optionsOuter = new XmlOptions();
+        optionsOuter.setSaveOuter();
+        String appendString = append.xmlText(optionsOuter);
+        String srcString = src.xmlText();
+        String prefix = srcString.substring(0, srcString.indexOf(">") + 1);
+        String mainPart = srcString.substring(srcString.indexOf(">") + 1, srcString.lastIndexOf("<"));
+        String sufix = srcString.substring(srcString.lastIndexOf("<"));
+        String addPart = appendString.substring(appendString.indexOf(">") + 1, appendString.lastIndexOf("<"));
+        if (map != null && !map.isEmpty()) {
+            //对xml字符串中图片ID进行替换
+            for (Map.Entry<String, String> set : map.entrySet()) {
+                addPart = addPart.replace(set.getKey(), set.getValue());
+            }
+        }
+        //将两个文档的xml内容进行拼接
+        CTBody makeBody = CTBody.Factory.parse(prefix + mainPart + addPart + sufix);
+        src.set(makeBody);
+    }
+}

jeecg-boot/jeecg-module-demo/src/main/java/org/jeecg/modules/demo/project/service/impl/Project4WordServiceImpl.java

@@ -10,6 +10,7 @@ import lombok.extern.slf4j.Slf4j;
 import org.apache.poi.xwpf.usermodel.XWPFDocument;
 import org.jeecg.common.system.vo.DictModel;
 import org.jeecg.common.util.DateUtils;
+import org.jeecg.common.util.WordUtils;
 import org.jeecg.modules.demo.departext.dto.DepartExtDto;
 import org.jeecg.modules.demo.departext.entity.DepartExt;
 import org.jeecg.modules.demo.departext.service.IDepartExtService;
@@ -36,8 +37,10 @@ import org.springframework.stereotype.Service;
 import org.springframework.util.ObjectUtils;
 
 import java.io.File;
+import java.io.FileInputStream;
 import java.io.FileOutputStream;
 import java.text.SimpleDateFormat;
+import java.util.ArrayList;
 import java.util.List;
 import java.util.Map;
 
@@ -250,12 +253,25 @@ public class Project4WordServiceImpl extends ServiceImpl<ProjectMapper, Project>
         System.out.println("map = " + JSON.toJSONString(map));
         try {
             File file = new File(model4wordPath + File.separator);
-            String modelFilePath = file.getPath() + File.separator + "model2.doc";
-            log.info("the model path:{}",modelFilePath);
+            String basePath = file.getPath() + File.separator;
+            String modelFilePath = basePath + "baseInfoModel.doc";
+            log.info("the baseInfoModel path:{}", modelFilePath);
+            //1 生成文件
             XWPFDocument doc = WordExportUtil.exportWord07(modelFilePath, map);
-            FileOutputStream fos = new FileOutputStream("C:\\Users\\YX\\Desktop\\testword\\xiangmushu\\test1121v13.docx");
+            List<XWPFDocument> wordList = new ArrayList<>();
+            wordList.add(doc);
+            FileInputStream fis = new FileInputStream("C:\\Users\\YX\\Desktop\\testword\\xiangmushu\\正文V15.docx");
+            wordList.add(new XWPFDocument(fis));
+
+            // 2.把集合里面的word文档全部合并在一个文档
+            XWPFDocument mergeWord = WordUtils.mergeWord(wordList);
+            File outDir = new File(basePath+"out");
+            if (!outDir.exists()) {
+                outDir.mkdirs();
+            }
+            FileOutputStream fos = new FileOutputStream(new File(outDir, "mergework1122.docx"));
 //            FileOutputStream fos2 = new FileOutputStream("C:\\Users\\YX\\Desktop\\testword\\xiangmushu\\test1121v7.docx");
-            doc.write(fos);
+            mergeWord.write(fos);
             fos.close();
         } catch (Exception e) {
             e.printStackTrace();

jeecg-boot/jeecg-module-system/jeecg-system-start/src/test/java/org/jeecg/modules/word/WordExportUtil_test.java

@@ -82,15 +82,15 @@ public class WordExportUtil_test {
 
     @Test
     public void test2() {
-        File newFile = new File("C:\\Users\\YX\\Desktop\\testword\\xiangmushu\\合并1121.docx");
+        File newFile = new File("C:\\Users\\YX\\Desktop\\testword\\xiangmushu\\合并1122v2.docx");
         List<File> srcfile = new ArrayList<>();
 
-        File file1 = new File("C:\\Users\\YX\\Desktop\\testword\\xiangmushu\\test1121v1.docx");
+        File file1 = new File("C:\\Users\\YX\\Desktop\\testword\\xiangmushu\\正文V14.docx");
         File file2 = new File("C:\\Users\\YX\\Desktop\\testword\\xiangmushu\\正文V15.docx");
-        File file3 = new File("C:\\Users\\YX\\Desktop\\testword\\xiangmushu\\yiJianModel.doc");
+//        File file3 = new File("C:\\Users\\YX\\Desktop\\testword\\xiangmushu\\yiJianModel.doc");
         srcfile.add(file1);
         srcfile.add(file2);
-        srcfile.add(file3);
+//        srcfile.add(file3);
         try {
             OutputStream dest = new FileOutputStream(newFile);
             ArrayList<XWPFDocument> documentList = new ArrayList<>();