diff --git a/web/documentserver-example/java/src/main/java/helpers/FileUtility.java b/web/documentserver-example/java/src/main/java/helpers/FileUtility.java
index 6a9a251d..b353d577 100644
--- a/web/documentserver-example/java/src/main/java/helpers/FileUtility.java
+++ b/web/documentserver-example/java/src/main/java/helpers/FileUtility.java
@@ -19,13 +19,14 @@
 package helpers;
 
 import entities.FileType;
+import format.FormatManager;
+
 import java.net.URL;
-import java.util.Arrays;
 import java.util.HashMap;
-import java.util.List;
 import java.util.Map;
 
 public final class FileUtility {
+    private static FormatManager formatManager = new FormatManager();
 
     private FileUtility() { }
 
@@ -33,50 +34,24 @@ public final class FileUtility {
     public static FileType getFileType(final String fileName) {
         String ext = getFileExtension(fileName).toLowerCase();
 
-        // word type for document extensions
-        if (extsDocument.contains(ext)) {
-            return FileType.Word;
-        }
-
-        // cell type for spreadsheet extensions
-        if (extsSpreadsheet.contains(ext)) {
-            return FileType.Cell;
-        }
-
-        // slide type for presentation extensions
-        if (extsPresentation.contains(ext)) {
-            return FileType.Slide;
+        try {
+            if (FileUtility.formatManager.documentExtensions().contains(ext)) {
+                return FileType.Word;
+            }
+            if (FileUtility.formatManager.spreadsheetExtensions().contains(ext)) {
+                return FileType.Cell;
+            }
+            if (FileUtility.formatManager.presentationExtensions().contains(ext)) {
+                return FileType.Slide;
+            }
+        } catch (Exception error) {
+            error.printStackTrace();
         }
 
         // default file type is word
         return FileType.Word;
     }
 
-    // document extensions
-    private static List<String> extsDocument = Arrays.asList(
-            ".doc", ".docx", ".docm",
-            ".dot", ".dotx", ".dotm",
-            ".odt", ".fodt", ".ott", ".rtf", ".txt",
-            ".html", ".htm", ".mht", ".xml",
-            ".pdf", ".djvu", ".fb2", ".epub", ".xps", ".oxps", ".oform"
-    );
-
-    // spreadsheet extensions
-    private static List<String> extsSpreadsheet = Arrays.asList(
-            ".xls", ".xlsx", ".xlsm", ".xlsb",
-            ".xlt", ".xltx", ".xltm",
-            ".ods", ".fods", ".ots", ".csv"
-    );
-
-    // presentation extensions
-    private static List<String> extsPresentation = Arrays.asList(
-            ".pps", ".ppsx", ".ppsm",
-            ".ppt", ".pptx", ".pptm",
-            ".pot", ".potx", ".potm",
-            ".odp", ".fodp", ".otp"
-    );
-
-
     // get file name from the url
     public static String getFileName(final String url) {
         if (url == null) {
diff --git a/web/documentserver-example/java/src/main/resources/settings.properties b/web/documentserver-example/java/src/main/resources/settings.properties
index a020e99d..8c8192eb 100644
--- a/web/documentserver-example/java/src/main/resources/settings.properties
+++ b/web/documentserver-example/java/src/main/resources/settings.properties
@@ -3,10 +3,6 @@ version=1.6.0
 filesize-max=5242880
 storage-folder=app_data
 
-files.docservice.fill-docs=.docx|.oform
-files.docservice.viewed-docs=.djvu|.oxps|.pdf|.xps
-files.docservice.edited-docs=.csv|.docm|.docx|.docxf|.dotm|.dotx|.epub|.fb2|.html|.odp|.ods|.odt|.otp|.ots|.ott|.potm|.potx|.ppsm|.ppsx|.pptm|.pptx|.rtf|.txt|.xlsm|.xlsx|.xltm|.xltx
-files.docservice.convert-docs=.doc|.dot|.dps|.dpt|.epub|.et|.ett|.fb2|.fodp|.fods|.fodt|.htm|.html|.mht|.mhtml|.odp|.ods|.odt|.otp|.ots|.ott|.pot|.pps|.ppt|.rtf|.stw|.sxc|.sxi|.sxw|.wps|.wpt|.xls|.xlsb|.xlt|.xml
 files.docservice.timeout=120000
 
 files.docservice.url.site=http://documentserver/