加入是否启用缓存配置项

jodconverter-web/src/main/conf/application.properties

@@ -31,6 +31,9 @@ spring.http.multipart.max-file-size=100MB
 cache.clean = true
 
 #######################################可在运行时动态配置#######################################
+#是否启用缓存
+cache.enabled = false
+
 #文本类型，默认如下，可自定义添加
 #simText = txt,html,xml,properties,md,java,py,c,cpp,sql
 #多媒体类型，默认如下，可自定义添加

jodconverter-web/src/main/java/cn/keking/config/ConfigConstants.java

@@ -14,6 +14,7 @@ import java.io.File;
 @Component
 public class ConfigConstants {
 
+    private static Boolean cacheEnabled;
     private static String[] simText = {};
     private static String[] media = {};
     private static String convertedFileCharset;
@@ -23,6 +24,14 @@ public class ConfigConstants {
     private static String ftpControlEncoding;
     private static String fileDir = OfficeUtils.getHomePath() + File.separator + "file" + File.separator;
 
+    public static Boolean isCacheEnabled() {
+        return cacheEnabled;
+    }
+
+    public static void setCacheEnabled(Boolean cacheEnabled) {
+        ConfigConstants.cacheEnabled = cacheEnabled;
+    }
+
     public static String[] getSimText() {
         return simText;
     }

jodconverter-web/src/main/java/cn/keking/config/ConfigRefreshComponent.java

@@ -22,6 +22,7 @@ public class ConfigRefreshComponent {
 
     private static final Logger LOGGER = LoggerFactory.getLogger(ConfigRefreshComponent.class);
 
+    public static final String DEFAULT_CACHE_ENABLED = "true";
     public static final String DEFAULT_TXT_TYPE = "txt,html,xml,properties,md,java,py,c,cpp,sql";
     public static final String DEFAULT_MEDIA_TYPE = "mp3,wav,mp4,flv";
     public static final String DEFAULT_CONVERTER_CHARSET = System.getProperty("sun.jnu.encoding");
@@ -43,6 +44,7 @@ public class ConfigRefreshComponent {
                 Properties properties = new Properties();
                 String text;
                 String media;
+                Boolean cacheEnabled;
                 String[] textArray;
                 String[] mediaArray;
                 String convertedFileCharset;
@@ -55,6 +57,7 @@ public class ConfigRefreshComponent {
                     FileReader fileReader = new FileReader(configFilePath);
                     BufferedReader bufferedReader = new BufferedReader(fileReader);
                     properties.load(bufferedReader);
+                    cacheEnabled = new Boolean(properties.getProperty("cache.enabled", DEFAULT_CACHE_ENABLED));
                     text = properties.getProperty("simText", DEFAULT_TXT_TYPE);
                     media = properties.getProperty("media", DEFAULT_MEDIA_TYPE);
                     convertedFileCharset = properties.getProperty("converted.file.charset", DEFAULT_CONVERTER_CHARSET);
@@ -64,6 +67,7 @@ public class ConfigRefreshComponent {
                     ftpControlEncoding = properties.getProperty("ftp.control.encoding", DEFAULT_FTP_CONTROL_ENCODING);
                     textArray = text.split(",");
                     mediaArray = media.split(",");
+                    ConfigConstants.setCacheEnabled(cacheEnabled);
                     ConfigConstants.setSimText(textArray);
                     ConfigConstants.setMedia(mediaArray);
                     ConfigConstants.setConvertedFileCharset(convertedFileCharset);

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

 package cn.keking.service.impl;
 
+import cn.keking.config.ConfigConstants;
 import cn.keking.model.FileAttribute;
 import cn.keking.model.ReturnResponse;
 import cn.keking.service.FilePreview;
@@ -33,7 +34,7 @@ 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))) {
+        if (!StringUtils.hasText(fileUtils.getConvertedFile(fileName))  || !ConfigConstants.isCacheEnabled()) {
             ReturnResponse<String> response = downloadUtils.downLoad(fileAttribute, fileName);
             if (0 != response.getCode()) {
                 model.addAttribute("fileType", suffix);
@@ -48,7 +49,7 @@ public class CompressFilePreviewImpl implements FilePreview{
             } else if ("7z".equalsIgnoreCase(suffix)) {
                 fileTree = zipReader.read7zFile(filePath, fileName);
             }
-            if (fileTree != null && !"null".equals(fileTree)) {
+            if (fileTree != null && !"null".equals(fileTree) && ConfigConstants.isCacheEnabled()) {
                 fileUtils.addConvertedFile(fileName, fileTree);
             }
         } else {

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

@@ -52,7 +52,7 @@ public class OfficeFilePreviewImpl implements FilePreview {
         String pdfName = fileName.substring(0, fileName.lastIndexOf(".") + 1) + (isHtml ? "html" : "pdf");
         String outFilePath = fileDir + 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)) {
+        if (!fileUtils.listConvertedFiles().containsKey(pdfName) || !ConfigConstants.isCacheEnabled()) {
             String filePath = fileDir + fileName;
             if (!new File(filePath).exists()) {
                 ReturnResponse<String> response = downloadUtils.downLoad(fileAttribute, null);
@@ -69,12 +69,14 @@ public class OfficeFilePreviewImpl implements FilePreview {
                 if (f.exists()) {
                     f.delete();
                 }
-                if (isHtml) {
-                    // 对转换后的文件进行操作(改变编码方式)
-                    fileUtils.doActionConvertedFile(outFilePath);
+                if (ConfigConstants.isCacheEnabled()) {
+                    if (isHtml) {
+                        // 对转换后的文件进行操作(改变编码方式)
+                        fileUtils.doActionConvertedFile(outFilePath);
+                    }
+                    // 加入缓存
+                    fileUtils.addConvertedFile(pdfName, fileUtils.getRelativePath(outFilePath));
                 }
-                // 加入缓存
-                fileUtils.addConvertedFile(pdfName, fileUtils.getRelativePath(outFilePath));
             }
         }
         if (!isHtml && originUrl != null && (OFFICE_PREVIEW_TYPE_IMAGE.equals(officePreviewType) || OFFICE_PREVIEW_TYPE_ALLIMAGES.equals(officePreviewType))) {