diff -r 7cee158cb8cd -r 26b2b12093af javacommons/fileutils/src/nativefileiohandler.h
--- a/javacommons/fileutils/src/nativefileiohandler.h	Wed Sep 15 12:05:25 2010 +0300
+++ b/javacommons/fileutils/src/nativefileiohandler.h	Wed Oct 13 14:23:59 2010 +0300
@@ -94,6 +94,11 @@
      * Returns the amount of data available in the file from current read offset.
      */
     virtual long available();
+    
+    /**
+     * Flush the contents to the permanent storage.
+     */
+    virtual void flush();
 
 protected:
     virtual void handleReopenCase();