public void onQueryFilterChange(final String currentText,final boolean valid,final String validationMessage){
  if (valid) {
    showValidationSuccesIcon(currentText);
  }
 else {
    showValidationFailureIcon(validationMessage);
  }
  listeners.forEach(null);
}

public void onQueryFilterChange ( final String currentText , final boolean valid , final String validationMessage ) { if ( valid ) { showValidationSuccesIcon ( currentText ) ; } else { showValidationFailureIcon ( validationMessage ) ; } listeners . forEach ( null ) ; }
called when the filter - query has been changed in the textfield , e . g . from client - side .
