diff --git a/brouter-mapaccess/src/main/java/btools/mapaccess/Rd5DiffApplier.java b/brouter-mapaccess/src/main/java/btools/mapaccess/Rd5DiffApplier.java
index 4f6f7d4..72815c1 100644
--- a/brouter-mapaccess/src/main/java/btools/mapaccess/Rd5DiffApplier.java
+++ b/brouter-mapaccess/src/main/java/btools/mapaccess/Rd5DiffApplier.java
@@ -13,78 +13,78 @@ import btools.util.ProgressListener;
 
 final public class Rd5DiffApplier implements ProgressListener
 {
-  public static void main( String[] args ) throws Exception
+  public static void main(String[] args) throws Exception
   {
-    applyDiffs( new File( args[0] ),new File( args[1] ),new File( args[2] ) );
+    applyDiffs(new File(args[0]), new File(args[1]), new File(args[2]));
   }
 
   /**
    * Apply diffs for all RD5 files
    */
-  public static void applyDiffs( File segmentsDir, File diffDir, File outDir ) throws Exception
+  public static void applyDiffs(File segmentsDir, File diffDir, File outDir) throws Exception
   {
     Rd5DiffApplier progress = new Rd5DiffApplier();
 
     outDir.mkdir();
 
     File[] fileSegments = segmentsDir.listFiles();
-    Arrays.sort( fileSegments, Comparator.comparing(File::getName) );
+    Arrays.sort(fileSegments, Comparator.comparing(File::getName));
 
-    for( File fs : fileSegments )
+    for (File fs : fileSegments)
     {
       String name = fs.getName();
-      if ( !name.endsWith( ".rd5" ) )
+      if (!name.endsWith(".rd5"))
       {
         continue;
       }
 
-      File newSegment = new File( outDir, name );
+      File newSegment = new File(outDir, name);
       newSegment.createNewFile();
-      Rd5DiffTool.copyFile( fs, newSegment, progress );
-      newSegment.setLastModified( fs.lastModified() );
+      Rd5DiffTool.copyFile(fs, newSegment, progress);
+      newSegment.setLastModified(fs.lastModified());
 
-      String basename = name.substring( 0, name.length() - 4 );
-      File segmentDiffDir = new File( diffDir, basename );
-      if ( segmentDiffDir.isDirectory() )
+      String basename = name.substring(0, name.length() - 4);
+      File segmentDiffDir = new File(diffDir, basename);
+      if (segmentDiffDir.isDirectory())
       {
         File[] segmentDiffFiles = segmentDiffDir.listFiles();
-        Arrays.sort( segmentDiffFiles, Comparator.comparingLong(File::lastModified) );
+        Arrays.sort(segmentDiffFiles, Comparator.comparingLong(File::lastModified));
 
-        for ( File segmentDiff : segmentDiffFiles )
+        for (File segmentDiff : segmentDiffFiles)
         {
           String diffName = segmentDiff.getName();
-          if ( !diffName.endsWith( ".df5" ) )
+          if (!diffName.endsWith(".df5"))
           {
             continue;
           }
-          if ( segmentDiff.lastModified() <= fs.lastModified() )
+          if (segmentDiff.lastModified() <= fs.lastModified())
           {
             continue; // diff is older than segment
           }
-          if ( segmentDiff.length() == 0L )
+          if (segmentDiff.length() == 0L)
           {
             continue; // avoid changing date for empty diff
           }
 
-          System.out.println( "Applying diff " + segmentDiff.getName() + " to segment: " + name );
+          System.out.println("Applying diff " + segmentDiff.getName() + " to segment: " + name);
 
-          File tmpSegment = new File( outDir, "tmp.rd5" );
+          File tmpSegment = new File(outDir, "tmp.rd5");
           tmpSegment.createNewFile();
 
-          Rd5DiffTool.recoverFromDelta( newSegment, segmentDiff, tmpSegment, progress );
+          Rd5DiffTool.recoverFromDelta(newSegment, segmentDiff, tmpSegment, progress);
 
           newSegment.delete();
 
-          tmpSegment.renameTo( new File( outDir, name ) );
-          newSegment = new File( outDir, name );
-          newSegment.setLastModified( segmentDiff.lastModified() );
+          tmpSegment.renameTo(new File(outDir, name));
+          newSegment = new File(outDir, name);
+          newSegment.setLastModified(segmentDiff.lastModified());
         }
       }
     }
   }
 
   @Override
-  public void updateProgress( String progress ) { }
+  public void updateProgress(String task, int progress) { }
 
   public boolean isCanceled()
   {