redirect page javaserver faces (jsf : primefaces)

html

    
<h:form>
    <!-- ?faces-redirect=true -- >
    <p:commandbutton action="public/resultsearch?faces-redirect=true" value="Search"/>
</h:form>

managed bean

try {
    FacesContext.getCurrentInstance().getExternalContext().redirect("success.xhtml");
} catch (IOException ex) {
    LOG.warn("con't redirect page to success.xhtml => {}", ex.getMessage());
}