1、抽象整理FileType的获取逻辑

jodconverter-web/src/main/config/freemarker_implicit.ftl

 [#ftl]
 [#-- @implicitly included --]
+[#-- @ftlvariable name="imgUrls" type="String" --]
 [#-- @ftlvariable name="textData" type="java.lang.String" --]
 [#-- @ftlvariable name="xmlContent" type="java.lang.String" --]
 [#-- @ftlvariable name="textContent" type="java.lang.String" --]

jodconverter-web/src/main/java/cn/keking/model/FileType.java

 package cn.keking.model;
 
+import cn.keking.config.ConfigConstants;
+
+import java.util.HashMap;
+import java.util.Map;
+
 /**
  * Created by kl on 2018/1/17.
  * Content :文件类型，文本，office，压缩包等等
@@ -16,11 +21,43 @@ public enum FileType {
     xml("xmlFilePreviewImpl"),
     cad("cadFilePreviewImpl");
 
+    private static final String[] OFFICE_TYPES = {"docx", "doc", "xls", "xlsx", "ppt", "pptx"};
+    private static final String[] PICTURE_TYPES = {"jpg", "jpeg", "png", "gif", "bmp", "ico", "RAW"};
+    private static final String[] ARCHIVE_TYPES = {"rar", "zip", "jar", "7-zip", "tar", "gzip", "7z"};
+    private static final String[] SIMTEXT_TYPES = ConfigConstants.getSimText();
+    private static final String[] MEDIA_TYPES = ConfigConstants.getMedia();
+    private static final Map<String, FileType> FILE_TYPE_MAPPER = new HashMap<>();
+
+    static {
+        for (String office : OFFICE_TYPES) {
+            FILE_TYPE_MAPPER.put(office, FileType.office);
+        }
+        for (String picture : PICTURE_TYPES) {
+            FILE_TYPE_MAPPER.put(picture, FileType.picture);
+        }
+        for (String archive : ARCHIVE_TYPES) {
+            FILE_TYPE_MAPPER.put(archive, FileType.compress);
+        }
+        for (String text : SIMTEXT_TYPES) {
+            FILE_TYPE_MAPPER.put(text, FileType.simText);
+        }
+        for (String media : MEDIA_TYPES) {
+            FILE_TYPE_MAPPER.put(media, FileType.media);
+        }
+        FILE_TYPE_MAPPER.put("md", FileType.markdown);
+        FILE_TYPE_MAPPER.put("xml", FileType.xml);
+        FILE_TYPE_MAPPER.put("pdf", FileType.pdf);
+        FILE_TYPE_MAPPER.put("dwg", FileType.cad);
+    }
+
+    public static FileType to(String fileType){
+        return FILE_TYPE_MAPPER.getOrDefault(fileType,other);
+    }
 
     private final String instanceName;
 
-    FileType(String instanceName){
-        this.instanceName=instanceName;
+    FileType(String instanceName) {
+        this.instanceName = instanceName;
     }
 
     public String getInstanceName() {

jodconverter-web/src/main/java/cn/keking/service/FileConvertQueueTask.java

@@ -3,7 +3,6 @@ package cn.keking.service;
 import cn.keking.model.FileAttribute;
 import cn.keking.model.FileType;
 import cn.keking.service.cache.CacheService;
-import cn.keking.utils.FileUtils;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.stereotype.Service;
@@ -20,44 +19,36 @@ import java.util.concurrent.Executors;
 public class FileConvertQueueTask {
 
     private final Logger logger = LoggerFactory.getLogger(getClass());
-
     private final FilePreviewFactory previewFactory;
-
     private final CacheService cacheService;
+    private final FilePreviewCommonService filePreviewCommonService;
 
-    private final FileUtils fileUtils;
-
-    public FileConvertQueueTask(FilePreviewFactory previewFactory,
-                                CacheService cacheService,
-                                FileUtils fileUtils) {
+    public FileConvertQueueTask(FilePreviewFactory previewFactory, CacheService cacheService, FilePreviewCommonService filePreviewCommonService) {
         this.previewFactory = previewFactory;
         this.cacheService = cacheService;
-        this.fileUtils=fileUtils;
+        this.filePreviewCommonService = filePreviewCommonService;
     }
 
     @PostConstruct
     public void startTask(){
-        ExecutorService executorService = Executors.newFixedThreadPool(3);
-        executorService.submit(new ConvertTask(previewFactory, cacheService, fileUtils));
+        ExecutorService executorService = Executors.newFixedThreadPool(1);
+        executorService.submit(new ConvertTask(previewFactory, cacheService, filePreviewCommonService));
         logger.info("队列处理文件转换任务启动完成 ");
     }
 
     static class ConvertTask implements Runnable {
 
         private final Logger logger = LoggerFactory.getLogger(ConvertTask.class);
-
         private final FilePreviewFactory previewFactory;
-
         private final CacheService cacheService;
-
-        private final FileUtils fileUtils;
+        private final FilePreviewCommonService filePreviewCommonService;
 
         public ConvertTask(FilePreviewFactory previewFactory,
                            CacheService cacheService,
-                           FileUtils fileUtils) {
+                           FilePreviewCommonService filePreviewCommonService) {
             this.previewFactory = previewFactory;
             this.cacheService = cacheService;
-            this.fileUtils=fileUtils;
+            this.filePreviewCommonService = filePreviewCommonService;
         }
 
         @Override
@@ -67,7 +58,7 @@ public class FileConvertQueueTask {
                 try {
                     url = cacheService.takeQueueTask();
                     if(url != null){
-                        FileAttribute fileAttribute = fileUtils.getFileAttribute(url,null);
+                        FileAttribute fileAttribute = filePreviewCommonService.getFileAttribute(url,null);
                         FileType fileType = fileAttribute.getType();
                         logger.info("正在处理预览转换任务，url：{}，预览类型：{}", url, fileType);
                         if(fileType.equals(FileType.compress) || fileType.equals(FileType.office) || fileType.equals(FileType.cad)) {

jodconverter-web/src/main/java/cn/keking/utils/FileUtils.java → jodconverter-web/src/main/java/cn/keking/service/FilePreviewCommonService.java

-package cn.keking.utils;
+package cn.keking.service;
 
 import cn.keking.config.ConfigConstants;
 import cn.keking.model.FileAttribute;
@@ -18,14 +18,14 @@ import java.util.*;
  * @date 2017/11/13
  */
 @Component
-public class FileUtils {
+public class FilePreviewCommonService {
 
     private static final String DEFAULT_CONVERTER_CHARSET = System.getProperty("sun.jnu.encoding");
 
     private final String fileDir = ConfigConstants.getFileDir();
     private final CacheService cacheService;
 
-    public FileUtils(CacheService cacheService) {
+    public FilePreviewCommonService(CacheService cacheService) {
         this.cacheService = cacheService;
     }
 
@@ -60,41 +60,12 @@ public class FileUtils {
     public FileType typeFromUrl(String url) {
         String nonPramStr = url.substring(0, url.contains("?") ? url.indexOf("?") : url.length());
         String fileName = nonPramStr.substring(nonPramStr.lastIndexOf("/") + 1);
-        return typeFromFileName(fileName);
+        return this.typeFromFileName(fileName);
     }
 
     private FileType typeFromFileName(String fileName) {
-        String[] simText = ConfigConstants.getSimText();
-        String[] media = ConfigConstants.getMedia();
         String fileType = fileName.substring(fileName.lastIndexOf(".") + 1);
-        if (listPictureTypes().contains(fileType.toLowerCase())) {
-            return FileType.picture;
-        }
-        if (listArchiveTypes().contains(fileType.toLowerCase())) {
-            return FileType.compress;
-        }
-        if (listOfficeTypes().contains(fileType.toLowerCase())) {
-            return FileType.office;
-        }
-        if ("md".equalsIgnoreCase(fileType)) {
-            return FileType.markdown;
-        }
-        if ("xml".equalsIgnoreCase(fileType)) {
-            return FileType.xml;
-        }
-        if (Arrays.asList(simText).contains(fileType.toLowerCase())) {
-            return FileType.simText;
-        }
-        if (Arrays.asList(media).contains(fileType.toLowerCase())) {
-            return FileType.media;
-        }
-        if ("pdf".equalsIgnoreCase(fileType)) {
-            return FileType.pdf;
-        }
-        if ("dwg".equalsIgnoreCase(fileType)) {
-            return FileType.cad;
-        }
-        return FileType.other;
+        return FileType.to(fileType);
     }
 
     /**
@@ -120,41 +91,6 @@ public class FileUtils {
         return path.substring(path.lastIndexOf(File.separator) + 1);
     }
 
-    public List<String> listPictureTypes() {
-        List<String> list = new LinkedList<>();
-        list.add("jpg");
-        list.add("jpeg");
-        list.add("png");
-        list.add("gif");
-        list.add("bmp");
-        list.add("ico");
-        list.add("RAW");
-        return list;
-    }
-
-    public List<String> listArchiveTypes() {
-        List<String> list = new LinkedList<>();
-        list.add("rar");
-        list.add("zip");
-        list.add("jar");
-        list.add("7-zip");
-        list.add("tar");
-        list.add("gzip");
-        list.add("7z");
-        return list;
-    }
-
-    public List<String> listOfficeTypes() {
-        List<String> list = new LinkedList<>();
-        list.add("docx");
-        list.add("doc");
-        list.add("xls");
-        list.add("xlsx");
-        list.add("ppt");
-        list.add("pptx");
-        return list;
-    }
-
     /**
      * 获取相对路径
      *
@@ -341,7 +277,7 @@ public class FileUtils {
         String fullFileName = this.getUrlParameterReg(url, "fullfilename");
         if (StringUtils.hasText(fullFileName)) {
             fileName = fullFileName;
-            type = typeFromFileName(fullFileName);
+            type = this.typeFromFileName(fullFileName);
             suffix = suffixFromFileName(fullFileName);
         } else {
             fileName = getFileNameFromURL(url);

jodconverter-web/src/main/java/cn/keking/service/impl/CadFilePreviewImpl.java

@@ -6,7 +6,7 @@ import cn.keking.model.ReturnResponse;
 import cn.keking.service.FilePreview;
 import cn.keking.utils.CadUtils;
 import cn.keking.utils.DownloadUtils;
-import cn.keking.utils.FileUtils;
+import cn.keking.service.FilePreviewCommonService;
 import cn.keking.utils.PdfUtils;
 import cn.keking.web.filter.BaseUrlFilter;
 import org.springframework.stereotype.Service;
@@ -22,7 +22,7 @@ import static cn.keking.service.impl.OfficeFilePreviewImpl.getPreviewType;
 @Service
 public class CadFilePreviewImpl implements FilePreview {
 
-    private final FileUtils fileUtils;
+    private final FilePreviewCommonService filePreviewCommonService;
 
     private final DownloadUtils downloadUtils;
 
@@ -30,11 +30,11 @@ public class CadFilePreviewImpl implements FilePreview {
 
     private final PdfUtils pdfUtils;
 
-    public CadFilePreviewImpl(FileUtils fileUtils,
+    public CadFilePreviewImpl(FilePreviewCommonService filePreviewCommonService,
                               DownloadUtils downloadUtils,
                               CadUtils cadUtils,
                               PdfUtils pdfUtils) {
-        this.fileUtils = fileUtils;
+        this.filePreviewCommonService = filePreviewCommonService;
         this.downloadUtils = downloadUtils;
         this.cadUtils = cadUtils;
         this.pdfUtils = pdfUtils;
@@ -56,7 +56,7 @@ public class CadFilePreviewImpl implements FilePreview {
         String pdfName = fileName.substring(0, fileName.lastIndexOf(".") + 1) + "pdf";
         String outFilePath = FILE_DIR + pdfName;
         // 判断之前是否已转换过，如果转换过，直接返回，否则执行转换
-        if (!fileUtils.listConvertedFiles().containsKey(pdfName) || !ConfigConstants.isCacheEnabled()) {
+        if (!filePreviewCommonService.listConvertedFiles().containsKey(pdfName) || !ConfigConstants.isCacheEnabled()) {
             String filePath;
             ReturnResponse<String> response = downloadUtils.downLoad(fileAttribute, null);
             if (0 != response.getCode()) {
@@ -74,7 +74,7 @@ public class CadFilePreviewImpl implements FilePreview {
                 }
                 if (ConfigConstants.isCacheEnabled()) {
                     // 加入缓存
-                    fileUtils.addConvertedFile(pdfName, fileUtils.getRelativePath(outFilePath));
+                    filePreviewCommonService.addConvertedFile(pdfName, filePreviewCommonService.getRelativePath(outFilePath));
                 }
             }
         }

jodconverter-web/src/main/java/cn/keking/service/impl/CompressFilePreviewImpl.java

@@ -5,7 +5,7 @@ import cn.keking.model.FileAttribute;
 import cn.keking.model.ReturnResponse;
 import cn.keking.service.FilePreview;
 import cn.keking.utils.DownloadUtils;
-import cn.keking.utils.FileUtils;
+import cn.keking.service.FilePreviewCommonService;
 import cn.keking.utils.ZipReader;
 import org.springframework.stereotype.Service;
 import org.springframework.ui.Model;
@@ -18,16 +18,16 @@ import org.springframework.util.StringUtils;
 @Service
 public class CompressFilePreviewImpl implements FilePreview {
 
-    private final FileUtils fileUtils;
+    private final FilePreviewCommonService filePreviewCommonService;
 
     private final DownloadUtils downloadUtils;
 
     private final ZipReader zipReader;
 
-    public CompressFilePreviewImpl(FileUtils fileUtils,
+    public CompressFilePreviewImpl(FilePreviewCommonService filePreviewCommonService,
                                    DownloadUtils downloadUtils,
                                    ZipReader zipReader) {
-        this.fileUtils = fileUtils;
+        this.filePreviewCommonService = filePreviewCommonService;
         this.downloadUtils = downloadUtils;
         this.zipReader = zipReader;
     }
@@ -38,7 +38,7 @@ public class CompressFilePreviewImpl implements FilePreview {
         String suffix=fileAttribute.getSuffix();
         String fileTree = null;
         // 判断文件名是否存在(redis缓存读取)
-        if (!StringUtils.hasText(fileUtils.getConvertedFile(fileName))  || !ConfigConstants.isCacheEnabled()) {
+        if (!StringUtils.hasText(filePreviewCommonService.getConvertedFile(fileName))  || !ConfigConstants.isCacheEnabled()) {
             ReturnResponse<String> response = downloadUtils.downLoad(fileAttribute, fileName);
             if (0 != response.getCode()) {
                 model.addAttribute("fileType", suffix);
@@ -54,10 +54,10 @@ public class CompressFilePreviewImpl implements FilePreview {
                 fileTree = zipReader.read7zFile(filePath, fileName);
             }
             if (fileTree != null && !"null".equals(fileTree) && ConfigConstants.isCacheEnabled()) {
-                fileUtils.addConvertedFile(fileName, fileTree);
+                filePreviewCommonService.addConvertedFile(fileName, fileTree);
             }
         } else {
-            fileTree = fileUtils.getConvertedFile(fileName);
+            fileTree = filePreviewCommonService.getConvertedFile(fileName);
         }
         if (fileTree != null && !"null".equals(fileTree)) {
             model.addAttribute("fileTree", fileTree);

jodconverter-web/src/main/java/cn/keking/service/impl/MediaFilePreviewImpl.java

@@ -4,7 +4,7 @@ import cn.keking.model.FileAttribute;
 import cn.keking.model.ReturnResponse;
 import cn.keking.service.FilePreview;
 import cn.keking.utils.DownloadUtils;
-import cn.keking.utils.FileUtils;
+import cn.keking.service.FilePreviewCommonService;
 import cn.keking.web.filter.BaseUrlFilter;
 import org.springframework.stereotype.Service;
 import org.springframework.ui.Model;
@@ -19,12 +19,12 @@ public class MediaFilePreviewImpl implements FilePreview {
 
     private final DownloadUtils downloadUtils;
 
-    private final FileUtils fileUtils;
+    private final FilePreviewCommonService filePreviewCommonService;
 
     public MediaFilePreviewImpl(DownloadUtils downloadUtils,
-                                FileUtils fileUtils) {
+                                FilePreviewCommonService filePreviewCommonService) {
         this.downloadUtils = downloadUtils;
-        this.fileUtils = fileUtils;
+        this.filePreviewCommonService = filePreviewCommonService;
     }
 
     @Override
@@ -37,7 +37,7 @@ public class MediaFilePreviewImpl implements FilePreview {
                 model.addAttribute("msg", response.getMsg());
                 return "fileNotSupported";
             } else {
-                model.addAttribute("mediaUrl", BaseUrlFilter.getBaseUrl() + fileUtils.getRelativePath(response.getContent()));
+                model.addAttribute("mediaUrl", BaseUrlFilter.getBaseUrl() + filePreviewCommonService.getRelativePath(response.getContent()));
             }
         } else {
             model.addAttribute("mediaUrl", url);

jodconverter-web/src/main/java/cn/keking/service/impl/OfficeFilePreviewImpl.java

@@ -5,7 +5,7 @@ import cn.keking.model.FileAttribute;
 import cn.keking.model.ReturnResponse;
 import cn.keking.service.FilePreview;
 import cn.keking.utils.DownloadUtils;
-import cn.keking.utils.FileUtils;
+import cn.keking.service.FilePreviewCommonService;
 import cn.keking.service.OfficeToPdfService;
 import cn.keking.utils.PdfUtils;
 import cn.keking.web.filter.BaseUrlFilter;
@@ -22,13 +22,13 @@ import java.util.List;
 @Service
 public class OfficeFilePreviewImpl implements FilePreview {
 
-    private final FileUtils fileUtils;
+    private final FilePreviewCommonService filePreviewCommonService;
     private final PdfUtils pdfUtils;
     private final DownloadUtils downloadUtils;
     private final OfficeToPdfService officeToPdfService;
 
-    public OfficeFilePreviewImpl(FileUtils fileUtils, PdfUtils pdfUtils, DownloadUtils downloadUtils, OfficeToPdfService officeToPdfService) {
-        this.fileUtils = fileUtils;
+    public OfficeFilePreviewImpl(FilePreviewCommonService filePreviewCommonService, PdfUtils pdfUtils, DownloadUtils downloadUtils, OfficeToPdfService officeToPdfService) {
+        this.filePreviewCommonService = filePreviewCommonService;
         this.pdfUtils = pdfUtils;
         this.downloadUtils = downloadUtils;
         this.officeToPdfService = officeToPdfService;
@@ -49,7 +49,7 @@ public class OfficeFilePreviewImpl implements FilePreview {
         String pdfName = fileName.substring(0, fileName.lastIndexOf(".") + 1) + (isHtml ? "html" : "pdf");
         String outFilePath = FILE_DIR + pdfName;
         // 判断之前是否已转换过，如果转换过，直接返回，否则执行转换
-        if (!fileUtils.listConvertedFiles().containsKey(pdfName) || !ConfigConstants.isCacheEnabled()) {
+        if (!filePreviewCommonService.listConvertedFiles().containsKey(pdfName) || !ConfigConstants.isCacheEnabled()) {
             String filePath;
             ReturnResponse<String> response = downloadUtils.downLoad(fileAttribute, null);
             if (0 != response.getCode()) {
@@ -62,11 +62,11 @@ public class OfficeFilePreviewImpl implements FilePreview {
                 officeToPdfService.openOfficeToPDF(filePath, outFilePath);
                 if (isHtml) {
                     // 对转换后的文件进行操作(改变编码方式)
-                    fileUtils.doActionConvertedFile(outFilePath);
+                    filePreviewCommonService.doActionConvertedFile(outFilePath);
                 }
                 if (ConfigConstants.isCacheEnabled()) {
                     // 加入缓存
-                    fileUtils.addConvertedFile(pdfName, fileUtils.getRelativePath(outFilePath));
+                    filePreviewCommonService.addConvertedFile(pdfName, filePreviewCommonService.getRelativePath(outFilePath));
                 }
             }
         }

jodconverter-web/src/main/java/cn/keking/service/impl/PdfFilePreviewImpl.java

@@ -5,7 +5,7 @@ import cn.keking.model.FileAttribute;
 import cn.keking.model.ReturnResponse;
 import cn.keking.service.FilePreview;
 import cn.keking.utils.DownloadUtils;
-import cn.keking.utils.FileUtils;
+import cn.keking.service.FilePreviewCommonService;
 import cn.keking.utils.PdfUtils;
 import cn.keking.web.filter.BaseUrlFilter;
 import org.springframework.stereotype.Service;
@@ -20,7 +20,7 @@ import java.util.List;
 @Service
 public class PdfFilePreviewImpl implements FilePreview {
 
-    private final FileUtils fileUtils;
+    private final FilePreviewCommonService filePreviewCommonService;
 
     private final PdfUtils pdfUtils;
 
@@ -28,10 +28,10 @@ public class PdfFilePreviewImpl implements FilePreview {
 
     private static final String FILE_DIR = ConfigConstants.getFileDir();
 
-    public PdfFilePreviewImpl(FileUtils fileUtils,
+    public PdfFilePreviewImpl(FilePreviewCommonService filePreviewCommonService,
                               PdfUtils pdfUtils,
                               DownloadUtils downloadUtils) {
-        this.fileUtils = fileUtils;
+        this.filePreviewCommonService = filePreviewCommonService;
         this.pdfUtils = pdfUtils;
         this.downloadUtils = downloadUtils;
     }
@@ -46,7 +46,7 @@ public class PdfFilePreviewImpl implements FilePreview {
         String outFilePath = FILE_DIR + pdfName;
         if (OfficeFilePreviewImpl.OFFICE_PREVIEW_TYPE_IMAGE.equals(officePreviewType) || OfficeFilePreviewImpl.OFFICE_PREVIEW_TYPE_ALL_IMAGES.equals(officePreviewType)) {
             //当文件不存在时，就去下载
-            if (!fileUtils.listConvertedFiles().containsKey(pdfName) || !ConfigConstants.isCacheEnabled()) {
+            if (!filePreviewCommonService.listConvertedFiles().containsKey(pdfName) || !ConfigConstants.isCacheEnabled()) {
                 ReturnResponse<String> response = downloadUtils.downLoad(fileAttribute, fileName);
                 if (0 != response.getCode()) {
                     model.addAttribute("fileType", suffix);
@@ -56,7 +56,7 @@ public class PdfFilePreviewImpl implements FilePreview {
                 outFilePath = response.getContent();
                 if (ConfigConstants.isCacheEnabled()) {
                     // 加入缓存
-                    fileUtils.addConvertedFile(pdfName, fileUtils.getRelativePath(outFilePath));
+                    filePreviewCommonService.addConvertedFile(pdfName, filePreviewCommonService.getRelativePath(outFilePath));
                 }
             }
             List<String> imageUrls = pdfUtils.pdf2jpg(outFilePath, pdfName, baseUrl);
@@ -75,17 +75,17 @@ public class PdfFilePreviewImpl implements FilePreview {
         } else {
             // 不是http开头，浏览器不能直接访问，需下载到本地
             if (url != null && !url.toLowerCase().startsWith("http")) {
-                if (!fileUtils.listConvertedFiles().containsKey(pdfName) || !ConfigConstants.isCacheEnabled()) {
+                if (!filePreviewCommonService.listConvertedFiles().containsKey(pdfName) || !ConfigConstants.isCacheEnabled()) {
                     ReturnResponse<String> response = downloadUtils.downLoad(fileAttribute, pdfName);
                     if (0 != response.getCode()) {
                         model.addAttribute("fileType", suffix);
                         model.addAttribute("msg", response.getMsg());
                         return "fileNotSupported";
                     }
-                    model.addAttribute("pdfUrl", fileUtils.getRelativePath(response.getContent()));
+                    model.addAttribute("pdfUrl", filePreviewCommonService.getRelativePath(response.getContent()));
                     if (ConfigConstants.isCacheEnabled()) {
                         // 加入缓存
-                        fileUtils.addConvertedFile(pdfName, fileUtils.getRelativePath(outFilePath));
+                        filePreviewCommonService.addConvertedFile(pdfName, filePreviewCommonService.getRelativePath(outFilePath));
                     }
                 } else {
                     model.addAttribute("pdfUrl", pdfName);

jodconverter-web/src/main/java/cn/keking/service/impl/PictureFilePreviewImpl.java

@@ -4,7 +4,7 @@ import cn.keking.model.FileAttribute;
 import cn.keking.model.ReturnResponse;
 import cn.keking.service.FilePreview;
 import cn.keking.utils.DownloadUtils;
-import cn.keking.utils.FileUtils;
+import cn.keking.service.FilePreviewCommonService;
 import org.springframework.stereotype.Service;
 import org.springframework.ui.Model;
 import org.springframework.util.CollectionUtils;
@@ -18,13 +18,13 @@ import java.util.List;
 @Service
 public class PictureFilePreviewImpl implements FilePreview {
 
-    private final FileUtils fileUtils;
+    private final FilePreviewCommonService filePreviewCommonService;
 
     private final DownloadUtils downloadUtils;
 
-    public PictureFilePreviewImpl(FileUtils fileUtils,
+    public PictureFilePreviewImpl(FilePreviewCommonService filePreviewCommonService,
                                   DownloadUtils downloadUtils) {
-        this.fileUtils = fileUtils;
+        this.filePreviewCommonService = filePreviewCommonService;
         this.downloadUtils = downloadUtils;
     }
 
@@ -33,7 +33,7 @@ public class PictureFilePreviewImpl implements FilePreview {
         List<String> imgUrls = new ArrayList<>();
         imgUrls.add(url);
         String fileKey = fileAttribute.getFileKey();
-        List<String> zipImgUrls = fileUtils.getImgCache(fileKey);
+        List<String> zipImgUrls = filePreviewCommonService.getImgCache(fileKey);
         if (!CollectionUtils.isEmpty(zipImgUrls)) {
             imgUrls.addAll(zipImgUrls);
         }
@@ -45,7 +45,7 @@ public class PictureFilePreviewImpl implements FilePreview {
                 model.addAttribute("msg", response.getMsg());
                 return "fileNotSupported";
             } else {
-                String file = fileUtils.getRelativePath(response.getContent());
+                String file = filePreviewCommonService.getRelativePath(response.getContent());
                 imgUrls.clear();
                 imgUrls.add(file);
                 model.addAttribute("imgurls", imgUrls);

jodconverter-web/src/main/java/cn/keking/utils/DownloadUtils.java

@@ -5,6 +5,7 @@ import cn.keking.hutool.URLUtil;
 import cn.keking.model.FileAttribute;
 import cn.keking.model.FileType;
 import cn.keking.model.ReturnResponse;
+import cn.keking.service.FilePreviewCommonService;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.stereotype.Component;
@@ -24,10 +25,10 @@ public class DownloadUtils {
 
     private final String fileDir = ConfigConstants.getFileDir();
 
-    private final FileUtils fileUtils;
+    private final FilePreviewCommonService filePreviewCommonService;
 
-    public DownloadUtils(FileUtils fileUtils) {
-        this.fileUtils = fileUtils;
+    public DownloadUtils(FilePreviewCommonService filePreviewCommonService) {
+        this.filePreviewCommonService = filePreviewCommonService;
     }
 
     private static final String URL_PARAM_FTP_USERNAME = "ftp.username";
@@ -61,9 +62,9 @@ public class DownloadUtils {
                 OutputStream os = new FileOutputStream(realPath);
                 saveBytesToOutStream(bytes, os);
             } else if (url.getProtocol() != null && "ftp".equalsIgnoreCase(url.getProtocol())) {
-                String ftpUsername = fileUtils.getUrlParameterReg(fileAttribute.getUrl(), URL_PARAM_FTP_USERNAME);
-                String ftpPassword = fileUtils.getUrlParameterReg(fileAttribute.getUrl(), URL_PARAM_FTP_PASSWORD);
-                String ftpControlEncoding = fileUtils.getUrlParameterReg(fileAttribute.getUrl(), URL_PARAM_FTP_CONTROL_ENCODING);
+                String ftpUsername = filePreviewCommonService.getUrlParameterReg(fileAttribute.getUrl(), URL_PARAM_FTP_USERNAME);
+                String ftpPassword = filePreviewCommonService.getUrlParameterReg(fileAttribute.getUrl(), URL_PARAM_FTP_PASSWORD);
+                String ftpControlEncoding = filePreviewCommonService.getUrlParameterReg(fileAttribute.getUrl(), URL_PARAM_FTP_CONTROL_ENCODING);
                 FtpUtils.download(fileAttribute.getUrl(), realPath, ftpUsername, ftpPassword, ftpControlEncoding);
             } else {
                 response.setCode(1);

jodconverter-web/src/main/java/cn/keking/utils/PdfUtils.java

 package cn.keking.utils;
 
+import cn.keking.service.FilePreviewCommonService;
 import org.apache.pdfbox.pdmodel.PDDocument;
 import org.apache.pdfbox.rendering.ImageType;
 import org.apache.pdfbox.rendering.PDFRenderer;
@@ -22,18 +23,18 @@ public class PdfUtils {
 
     private final Logger logger = LoggerFactory.getLogger(PdfUtils.class);
 
-    private final FileUtils fileUtils;
+    private final FilePreviewCommonService filePreviewCommonService;
 
     @Value("${server.tomcat.uri-encoding:UTF-8}")
     private String uriEncoding;
 
-    public PdfUtils(FileUtils fileUtils) {
-        this.fileUtils = fileUtils;
+    public PdfUtils(FilePreviewCommonService filePreviewCommonService) {
+        this.filePreviewCommonService = filePreviewCommonService;
     }
 
     public List<String> pdf2jpg(String pdfFilePath, String pdfName, String baseUrl) {
         List<String> imageUrls = new ArrayList<>();
-        Integer imageCount = fileUtils.getConvertedPdfImage(pdfFilePath);
+        Integer imageCount = filePreviewCommonService.getConvertedPdfImage(pdfFilePath);
         String imageFileSuffix = ".jpg";
         String pdfFolder = pdfName.substring(0, pdfName.length() - 4);
         String urlPrefix = null;
@@ -69,7 +70,7 @@ public class PdfUtils {
                 imageUrls.add(urlPrefix + "/" + pageIndex + imageFileSuffix);
             }
             doc.close();
-            fileUtils.addConvertedPdfImage(pdfFilePath, pageCount);
+            filePreviewCommonService.addConvertedPdfImage(pdfFilePath, pageCount);
         } catch (IOException e) {
             logger.error("Convert pdf to jpg exception, pdfFilePath：{}", pdfFilePath, e);
         }

jodconverter-web/src/main/java/cn/keking/utils/ZipReader.java

@@ -2,6 +2,7 @@ package cn.keking.utils;
 
 import cn.keking.config.ConfigConstants;
 import cn.keking.model.FileType;
+import cn.keking.service.FilePreviewCommonService;
 import cn.keking.web.filter.BaseUrlFilter;
 import com.fasterxml.jackson.core.JsonProcessingException;
 import com.fasterxml.jackson.databind.ObjectMapper;
@@ -33,14 +34,14 @@ import java.util.regex.Pattern;
 public class ZipReader {
     static Pattern pattern = Pattern.compile("^\\d+");
 
-    private final FileUtils fileUtils;
+    private final FilePreviewCommonService filePreviewCommonService;
 
     private final String fileDir = ConfigConstants.getFileDir();
 
     private final ExecutorService executors = Executors.newFixedThreadPool(Runtime.getRuntime().availableProcessors());
 
-    public ZipReader(FileUtils fileUtils) {
-        this.fileUtils = fileUtils;
+    public ZipReader(FilePreviewCommonService filePreviewCommonService) {
+        this.filePreviewCommonService = filePreviewCommonService;
     }
 
     public String readZipFile(String filePath,String fileKey) {
@@ -48,9 +49,9 @@ public class ZipReader {
         Map<String, FileNode> appender = new HashMap<>();
         List<String> imgUrls = new LinkedList<>();
         String baseUrl = BaseUrlFilter.getBaseUrl();
-        String archiveFileName = fileUtils.getFileNameFromPath(filePath);
+        String archiveFileName = filePreviewCommonService.getFileNameFromPath(filePath);
         try {
-            ZipFile zipFile = new ZipFile(filePath, fileUtils.getFileEncodeUTFGBK(filePath));
+            ZipFile zipFile = new ZipFile(filePath, filePreviewCommonService.getFileEncodeUTFGBK(filePath));
             Enumeration<ZipArchiveEntry> entries = zipFile.getEntries();
             // 排序
             entries = sortZipEntries(entries);
@@ -69,7 +70,7 @@ public class ZipReader {
                 }
                 String parentName = getLast2FileName(fullName, archiveSeparator, archiveFileName);
                 parentName = (level-1) + "_" + parentName;
-                FileType type=fileUtils.typeFromUrl(childName);
+                FileType type= filePreviewCommonService.typeFromUrl(childName);
                 if (type.equals(FileType.picture)){//添加图片文件到图片列表
                     imgUrls.add(baseUrl+childName);
                 }
@@ -79,7 +80,7 @@ public class ZipReader {
             }
             // 开启新的线程处理文件解压
             executors.submit(new ZipExtractorWorker(entriesToBeExtracted, zipFile, filePath));
-            fileUtils.putImgCache(fileKey,imgUrls);
+            filePreviewCommonService.putImgCache(fileKey,imgUrls);
             return new ObjectMapper().writeValueAsString(appender.get(""));
         } catch (IOException e) {
             e.printStackTrace();
@@ -104,7 +105,7 @@ public class ZipReader {
             Archive archive = new Archive(new FileInputStream(new File(filePath)));
             List<FileHeader> headers = archive.getFileHeaders();
             headers = sortedHeaders(headers);
-            String archiveFileName = fileUtils.getFileNameFromPath(filePath);
+            String archiveFileName = filePreviewCommonService.getFileNameFromPath(filePath);
             List<Map<String, FileHeader>> headersToBeExtracted =new ArrayList<>();
             for (FileHeader header : headers) {
                 String fullName;
@@ -122,7 +123,7 @@ public class ZipReader {
                     headersToBeExtracted.add(Collections.singletonMap(childName, header));
                 }
                 String parentName = getLast2FileName(fullName, "\\", archiveFileName);
-                FileType type = fileUtils.typeFromUrl(childName);
+                FileType type = filePreviewCommonService.typeFromUrl(childName);
                 if (type.equals(FileType.picture)){//添加图片文件到图片列表
                     imgUrls.add(baseUrl+childName);
                 }
@@ -131,7 +132,7 @@ public class ZipReader {
                 appender.put(childName, node);
             }
             executors.submit(new RarExtractorWorker(headersToBeExtracted, archive, filePath));
-            fileUtils.putImgCache(fileKey,imgUrls);
+            filePreviewCommonService.putImgCache(fileKey,imgUrls);
             return new ObjectMapper().writeValueAsString(appender.get(""));
         } catch (RarException | IOException e) {
             e.printStackTrace();
@@ -144,7 +145,7 @@ public class ZipReader {
         Map<String, FileNode> appender = new HashMap<>();
         List<String> imgUrls = new ArrayList<>();
         String baseUrl= BaseUrlFilter.getBaseUrl();
-        String archiveFileName = fileUtils.getFileNameFromPath(filePath);
+        String archiveFileName = filePreviewCommonService.getFileNameFromPath(filePath);
         try {
             SevenZFile zipFile = new SevenZFile(new File(filePath));
             Iterable<SevenZArchiveEntry> entries = zipFile.getEntries();
@@ -165,7 +166,7 @@ public class ZipReader {
                 }
                 String parentName = getLast2FileName(fullName, archiveSeparator, archiveFileName);
                 parentName = (level-1) + "_" + parentName;
-                FileType type=fileUtils.typeFromUrl(childName);
+                FileType type= filePreviewCommonService.typeFromUrl(childName);
                 if (type.equals(FileType.picture)){//添加图片文件到图片列表
                     imgUrls.add(baseUrl+childName);
                 }
@@ -175,7 +176,7 @@ public class ZipReader {
             }
             // 开启新的线程处理文件解压
             executors.submit(new SevenZExtractorWorker(entriesToBeExtracted, filePath));
-            fileUtils.putImgCache(fileKey,imgUrls);
+            filePreviewCommonService.putImgCache(fileKey,imgUrls);
             return new ObjectMapper().writeValueAsString(appender.get(""));
         } catch (IOException e) {
             e.printStackTrace();

jodconverter-web/src/main/java/cn/keking/web/controller/OnlinePreviewController.java

@@ -6,7 +6,7 @@ import cn.keking.service.FilePreviewFactory;
 
 import cn.keking.service.cache.CacheService;
 import cn.keking.utils.DownloadUtils;
-import cn.keking.utils.FileUtils;
+import cn.keking.service.FilePreviewCommonService;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.stereotype.Controller;
@@ -32,15 +32,12 @@ public class OnlinePreviewController {
 
     private final FilePreviewFactory previewFactory;
     private final CacheService cacheService;
-    private final FileUtils fileUtils;
+    private final FilePreviewCommonService filePreviewCommonService;
     private final DownloadUtils downloadUtils;
 
-    public OnlinePreviewController(FilePreviewFactory filePreviewFactory,
-                                   FileUtils fileUtils,
-                                   CacheService cacheService,
-                                   DownloadUtils downloadUtils) {
+    public OnlinePreviewController(FilePreviewFactory filePreviewFactory, FilePreviewCommonService filePreviewCommonService, CacheService cacheService, DownloadUtils downloadUtils) {
         this.previewFactory = filePreviewFactory;
-        this.fileUtils = fileUtils;
+        this.filePreviewCommonService = filePreviewCommonService;
         this.cacheService = cacheService;
         this.downloadUtils = downloadUtils;
     }
@@ -48,13 +45,13 @@ public class OnlinePreviewController {
 
     @RequestMapping(value = "/onlinePreview")
     public String onlinePreview(String url, Model model, HttpServletRequest req) {
-        FileAttribute fileAttribute = fileUtils.getFileAttribute(url,req);
+        FileAttribute fileAttribute = filePreviewCommonService.getFileAttribute(url,req);
         FilePreview filePreview = previewFactory.get(fileAttribute);
         logger.info("预览文件url：{}，previewType：{}", url, fileAttribute.getType());
         return filePreview.filePreviewHandle(url, model, fileAttribute);
     }
 
-    @RequestMapping(value = "picturesPreview")
+    @RequestMapping(value = "/picturesPreview")
     public String picturesPreview(Model model, HttpServletRequest req) throws UnsupportedEncodingException {
         String urls = req.getParameter("urls");
         String currentUrl = req.getParameter("currentUrl");
@@ -64,8 +61,8 @@ public class OnlinePreviewController {
         String decodedCurrentUrl = URLDecoder.decode(currentUrl, "utf-8");
         // 抽取文件并返回文件列表
         String[] imgs = decodedUrl.split("\\|");
-        List imgurls = Arrays.asList(imgs);
-        model.addAttribute("imgurls", imgurls);
+        List<String> imgUrls = Arrays.asList(imgs);
+        model.addAttribute("imgUrls", imgUrls);
         model.addAttribute("currentUrl",decodedCurrentUrl);
         return "picture";
     }

jodconverter-web/src/main/resources/web/picture.ftl

@@ -23,7 +23,7 @@
 </head>
 <body>
 <ul id="dowebok">
-    <#list imgurls as img>
+    <#list imgUrls as img>
         <#if img?contains("http://") || img?contains("https://")>
             <#assign img="${img}">
         <#else>

jodconverter-web/src/main/resources/web/txt.ftl

@@ -6,8 +6,8 @@
     <title>普通文本预览</title>
 </head>
 <body>
-<input hidden id="textType" value="${textType}">
-<input hidden id="textData" value="${textData}">
+<input hidden id="textType" value="${textType}"/>
+<input hidden id="textData" value="${textData}"/>
 
 <div class="container">
     <#if textType?? && textType == "markdown">