AJAX счетчик в PrimeFaces
Бин
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package org.primefaces.examples.view;
import javax.faces.bean.ManagedBean;
import javax.faces.bean.SessionScoped;
/**
*
* @author martyshov
*/
@ManagedBean
@SessionScoped
public class CounterBean {
/**
* Creates a new instance of CounterBean
*/
public CounterBean() {
}
private int count;
public int getCount() {
return count;
}
public void setCount(int count) {
this.count = count;
}
public void increment() {
count++;
}
} Интерфейс:
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml"
xmlns:p="http://primefaces.org/ui"
xmlns:h="http://java.sun.com/jsf/html"
xmlns:f="http://java.sun.com/jsf/core"
xmlns:ui="http://java.sun.com/jsf/facelets">
<h:head>
<title>Facelet Title</title>
</h:head>
<h:body>
<h:form id="form">
<h:outputText id="txt_count" value="#{counterBean.count}" />
<p:poll interval="1"
listener="#{counterBean.increment}" update="txt_count" />
</h:form>
</h:body>
</html>
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