.

src/main/java/com/izouma/awesomeAdmin/web/Word2PDFController.java

@@ -4,6 +4,7 @@ import com.izouma.awesomeAdmin.exception.BusinessException;
 import com.izouma.awesomeAdmin.utils.FileUtils;
 import com.jacob.activeX.ActiveXComponent;
 import com.jacob.com.Dispatch;
+import lombok.extern.slf4j.Slf4j;
 import org.apache.poi.util.TempFile;
 import org.springframework.stereotype.Controller;
 import org.springframework.web.bind.annotation.PostMapping;
@@ -17,14 +18,16 @@ import javax.annotation.PreDestroy;
 import java.io.*;
 
 @Controller
+@Slf4j
 public class Word2PDFController {
-    private ActiveXComponent app = null;
+    private ActiveXComponent app       = null;
+    private Dispatch         documents = null;
 
     @PostMapping(value = "/word2pdf", produces = "application/pdf")
     @ResponseBody
     public byte[] word2pdf(@RequestParam("file") MultipartFile file) {
 
-        System.out.println("开始转换...");
+        log.info("开始转换");
         // 开始时间
         long start = System.currentTimeMillis();
         try {
@@ -32,32 +35,20 @@ public class Word2PDFController {
             File target = TempFile.createTempFile("word2pdf", ".pdf");
             FileUtils.write(file.getInputStream(), word);
 
-            // 打开word
-
-            // 设置word不可见,很多博客下面这里都写了这一句话，其实是没有必要的，因为默认就是不可见的，如果设置可见就是会打开一个word文档，对于转化为pdf明显是没有必要的
-            //app.setProperty("Visible", false);
-            // 获得word中所有打开的文档
-            Dispatch documents = app.getProperty("Documents").toDispatch();
             System.out.println("打开文件: " + word.getPath());
-            // 打开文档
             Dispatch document = Dispatch.call(documents, "Open", word.getPath(), false, true).toDispatch();
-            // 如果文件存在的话，不会覆盖，会直接报错，所以我们需要判断文件是否存在
             if (target.exists()) {
                 target.delete();
             }
-            System.out.println("另存为: " + target.getPath());
-            // 另存为，将文档报错为pdf，其中word保存为pdf的格式宏的值是17
+            log.info("另存为: " + target.getPath());
             Dispatch.call(document, "SaveAs", target.getPath(), 17);
-            // 关闭文档
             Dispatch.call(document, "Close", false);
-            // 结束时间
             long end = System.currentTimeMillis();
-            System.out.println("转换成功，用时：" + (end - start) + "ms");
+            log.info("转换成功，用时：" + (end - start) + "ms");
 
             return org.apache.commons.io.FileUtils.readFileToByteArray(target);
         } catch (Exception e) {
-            e.getMessage();
-            System.out.println("转换失败" + e.getMessage());
+            log.error("转换失败", e);
             throw new BusinessException("转换失败" + e.getMessage());
         }
 
@@ -66,6 +57,7 @@ public class Word2PDFController {
     @PostConstruct
     public void init() {
         app = new ActiveXComponent("Word.Application");
+        documents = app.getProperty("Documents").toDispatch();
     }
 
     @PreDestroy