ignore hidden media files data from DB

app/src/main/java/foundation/e/drive/services/ObserverService.java

@@ -341,16 +341,23 @@ public class ObserverService extends Service implements OnRemoteOperationListene
 
         ListIterator<SyncedFileState> syncedFileListIterator;
         for( int i =-1, size  = remoteFiles.size(); ++i < size; ){
-
             syncedFileListIterator = syncedFileStates.listIterator(); //reset listiterator
             boolean correspondant_found = false;
             final RemoteFile remoteFile = (RemoteFile) remoteFiles.get(i);
             final String remoteFilePath = remoteFile.getRemotePath();
             Log.v( CURRENTTAG, "start to loop through syncedFileListIterator for: "+remoteFilePath);
 
+            // hidden file from server has already been filtered in previous step
+
             while( syncedFileListIterator.hasNext() && !correspondant_found  ){
                 SyncedFileState syncedFileState = syncedFileListIterator.next();
 
+                //ignore hidden file from db
+                if(syncedFileState.isMediaType() && syncedFileState.getName().startsWith(".")){
+                    syncedFileListIterator.remove();
+                    continue;
+                }
+
                 Log.d(CURRENTTAG, "syncedFileState.getRemotePath() :"+syncedFileState.getRemotePath() );
 
                 if( !mOperationManagerService.isSyncingFile( syncedFileState.getLocalPath() ) ) {
@@ -628,6 +635,13 @@ public class ObserverService extends Service implements OnRemoteOperationListene
             Log.v(TAG, "Loop through syncedFileState (Path, Id, last Modified):");
             while( syncedFileListIterator.hasNext() && !correspondant_found ) {
                 SyncedFileState syncedFileState = syncedFileListIterator.next();
+
+                //Ignore hidden media file store in DB
+                if(syncedFileState.isMediaType() && syncedFileState.getName().startsWith(".")){
+                    syncedFileListIterator.remove();
+                    continue;
+                }
+
                 Log.v(TAG, syncedFileState.getLocalPath()+", "+syncedFileState.getId()+", "+syncedFileState.getLocalLastModified());
 
                 //Si le fichier n'est pas en train d'être synchronisé