private static boolean hasValidValue(IntegerSpinner spinner) {
		long textFieldValue = spinner.getTextField().getLongValue();
		Long value = (Long) spinner.getSpinner().getValue();
		return textFieldValue == value;
	}
Constructor.

@param constraint Integer-type constraint for which this component is an editor.
@param converter Utility class to convert integer types to Long-type for internal operation.
Ghidra/Framework/Docking/src/main/java/docking/widgets/table/constrainteditor/IntegerRangeConstraintEditor.java