public static String modifyDrmFwLockFileExtension(String filename){
  if (filename != null) {
    int extensionIndex;
    extensionIndex=filename.lastIndexOf(".");
    if (extensionIndex != -1) {
      filename=filename.substring(0,extensionIndex);
    }
    filename=filename.concat(EXTENSION_INTERNAL_FWDL);
  }
  return filename;
}

public static String modifyDrmFwLockFileExtension ( String filename ) { if ( filename != null ) { int extensionIndex ; extensionIndex = filename . lastIndexOf ( "." ) ; if ( extensionIndex != - 1 ) { filename = filename . substring ( 0 , extensionIndex ) ; } filename = filename . concat ( EXTENSION_INTERNAL_FWDL ) ; } return filename ; }
modifies the file extension for a drm forward lock file note : this function shouldn ' t be called if the file shouldn ' t be drm converted
