fix: 转换格式异常后缓存处理

office-plugin/src/main/java/org/artofsolving/jodconverter/AbstractConversionTask.java

@@ -116,6 +116,7 @@ public abstract class AbstractConversionTask implements OfficeTask {
         try {
             cast(XStorable.class, document).storeToURL(toUrl(outputFile), toUnoProperties(storeProperties));
         } catch (ErrorCodeIOException errorCodeIOException) {
+
             throw new OfficeException("could not store document: " + outputFile.getName() + "; errorCode: " + errorCodeIOException.ErrCode, errorCodeIOException);
         } catch (IOException ioException) {
             throw new OfficeException("could not store document: " + outputFile.getName(), ioException);

server/src/main/java/cn/keking/service/OfficeToPdfService.java

 package cn.keking.service;
 
 import org.artofsolving.jodconverter.OfficeDocumentConverter;
+import org.artofsolving.jodconverter.office.OfficeException;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.stereotype.Component;
@@ -20,22 +21,29 @@ public class OfficeToPdfService {
         this.officePluginManager = officePluginManager;
     }
 
-    public void openOfficeToPDF(String inputFilePath, String outputFilePath) {
-        office2pdf(inputFilePath, outputFilePath);
+    public boolean openOfficeToPDF(String inputFilePath, String outputFilePath) {
+        return office2pdf(inputFilePath, outputFilePath);
     }
 
 
-    public static void converterFile(File inputFile, String outputFilePath_end, OfficeDocumentConverter converter) {
+    public static boolean converterFile(File inputFile, String outputFilePath_end, OfficeDocumentConverter converter) {
         File outputFile = new File(outputFilePath_end);
         // 假如目标路径不存在,则新建该路径
         if (!outputFile.getParentFile().exists() && !outputFile.getParentFile().mkdirs()) {
             logger.error("创建目录【{}】失败，请检查目录权限！",outputFilePath_end);
         }
-        converter.convert(inputFile, outputFile);
+        try{
+            converter.convert(inputFile, outputFile);
+
+        } catch (OfficeException e) {
+            logger.error("{}",e);
+            return false;
+        }
+        return true;
     }
 
 
-    public void office2pdf(String inputFilePath, String outputFilePath) {
+    public boolean office2pdf(String inputFilePath, String outputFilePath) {
         OfficeDocumentConverter converter = officePluginManager.getDocumentConverter();
         if (null != inputFilePath) {
             File inputFile = new File(inputFilePath);
@@ -45,15 +53,16 @@ public class OfficeToPdfService {
                 String outputFilePath_end = getOutputFilePath(inputFilePath);
                 if (inputFile.exists()) {
                     // 找不到源文件, 则返回
-                    converterFile(inputFile, outputFilePath_end,converter);
+                    return converterFile(inputFile, outputFilePath_end,converter);
                 }
             } else {
                 if (inputFile.exists()) {
                     // 找不到源文件, 则返回
-                    converterFile(inputFile, outputFilePath, converter);
+                   return converterFile(inputFile, outputFilePath, converter);
                 }
             }
         }
+        return false;
     }
 
     public static String getOutputFilePath(String inputFilePath) {

server/src/main/java/cn/keking/service/impl/OfficeFilePreviewImpl.java

@@ -54,12 +54,13 @@ public class OfficeFilePreviewImpl implements FilePreview {
             }
             filePath = response.getContent();
             if (StringUtils.hasText(outFilePath)) {
-                officeToPdfService.openOfficeToPDF(filePath, outFilePath);
+                // 这里将office文件转成pdf了,转换时出错还继续加缓存,加个布尔值限制缓存行为
+                boolean cast = officeToPdfService.openOfficeToPDF(filePath, outFilePath);
                 if (isHtml) {
                     // 对转换后的文件进行操作(改变编码方式)
                     fileHandlerService.doActionConvertedFile(outFilePath);
                 }
-                if (ConfigConstants.isCacheEnabled()) {
+                if (cast && ConfigConstants.isCacheEnabled()) {
                     // 加入缓存
                     fileHandlerService.addConvertedFile(pdfName, fileHandlerService.getRelativePath(outFilePath));
                 }