DataTable - Dynamic Columns Columns of datatable can be created dynamically using the p:columns component.
Available columns are "id","brand","year","color" and "price".
IDBRANDYEAR
09d5e257Mercedes1960
a532e5cbHonda1971
2fba8c7eVolvo1998
5f5673f0Fiat1987
c80b5919Fiat1976
cb5f76cfFiat1972
d51959c1Ford1983
ce3e8496Audi2008
0407bcc2Mercedes2002
461e114aBMW1960
<h:form id="form">    
    <h:panelGrid columns="3" style="margin:10px 0">
        <p:outputLabel for="template" value="Template:" style="font-weight:bold"/>
        <p:inputText id="template" value="#{dtColumnsView.columnTemplate}" size="50"/>
        <p:commandButton update="cars" actionListener="#{dtColumnsView.updateColumns}" value="Update" process="@parent" icon="ui-icon-refresh" oncomplete="PF('carsTable').clearFilters()"/>
    </h:panelGrid>

    <p:dataTable id="cars" var="car" value="#{dtColumnsView.cars}" widgetVar="carsTable" filteredValue="#{dtColumnsView.filteredCars}">                    
        <p:columns value="#{dtColumnsView.columns}" var="column" columnIndexVar="colIndex" sortBy="#{car[column.property]}" filterBy="#{car[column.property]}">
            <f:facet name="header">
                <h:outputText value="#{column.header}" />
            </f:facet>
            <h:outputText value="#{car[column.property]}" />
        </p:columns>
    </p:dataTable>
</h:form>
                
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