<h:form id="form">
    <h:dataTable id="table" value="#{cc.paginationPage.listings}" var="user">
        <h:column>
            <f:facet name="header">Delete</f:facet>
            <h:commandLink id="btn">
                <span>X</span>
                <f:param value="#{cc.paginationPage.sortedColumn}" name="sorting_column"/>
                <f:param value="#{cc.paginationPage.sortedColumnDirection}" name="sorting_direction"/>
                <f:param value="#{cc.paginationPage.currentPage}" name="pagination_page"/>
                <f:param value="#{user.id}" name="user_id"/>
                <f:ajax execute="@form" event="click" render="@form" listener="#{cc.delete}" />
            </h:commandLink>
        </h:column>
   </h:dataTable>
</h:form

public void delete(AjaxBehaviorEvent event) {
    System.out.println("delete!");
}