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  • validateUnique
  • validateUniqueColumn

Available since OmniFaces 1.0

The <o:validateUnique> validates if ALL of the given UIInput components have an unique value.

The default message is

{0}: Please fill out an unique value for all of those fields

For general usage instructions, refer ValidateMultipleFields documentation.

Demo

Please fill out an unique value for all of those fields.

Demo source code
<h:form>
    <h3>Please fill out an unique value for all of those fields.</h3>
    <o:validateUnique id="unique" components="foo bar baz" />

    <h:panelGrid columns="3">
        <o:outputLabel for="foo" value="Foo" />
        <h:inputText id="foo" />
        <h:message for="foo" />

        <o:outputLabel for="bar" value="Bar" />
        <h:inputText id="bar" />
        <h:message for="bar" />

        <o:outputLabel for="baz" value="Baz" />
        <h:inputText id="baz" />
        <h:message for="baz" />

        <h:panelGroup />
        <h:commandButton value="submit">
            <f:ajax execute="@form" render="@form" />
        </h:commandButton>
        <h:panelGroup>
            <h:message for="unique" />
            <h:outputText value="OK!" rendered="#{facesContext.postback and not facesContext.validationFailed}" />
        </h:panelGroup>
    </h:panelGrid>
</h:form>