jsf noSelectionLabel ln selectOneMenu

How to provide an noSelectionLabel in selectOneMenu with c开发者_开发技巧onverter?

Using noSelectionLabel in selectItem throus a NullPointerException in converter class.

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Just check in converter if the incoming value is null and if so, then return immediately.

if (value == null) {
    return null;
}

// ...
return convertedValue;