Author: ilya_shaikovsky Date: 2008-04-18 11:12:07 -0400 (Fri, 18 Apr 2008) New Revision: 7939 Added: trunk/samples/richfaces-demo/src/main/java/org/richfaces/demo/push/ trunk/samples/richfaces-demo/src/main/java/org/richfaces/demo/push/PushBean.java trunk/samples/richfaces-demo/src/main/webapp/richfaces/push/examples/ trunk/samples/richfaces-demo/src/main/webapp/richfaces/push/examples/push.xhtml Modified: trunk/samples/richfaces-demo/src/main/webapp/richfaces/push/usage.xhtml Log: Push example added Added: trunk/samples/richfaces-demo/src/main/java/org/richfaces/demo/push/PushBean.java =================================================================== --- trunk/samples/richfaces-demo/src/main/java/org/richfaces/demo/push/PushBean.java (rev 0) +++ trunk/samples/richfaces-demo/src/main/java/org/richfaces/demo/push/PushBean.java 2008-04-18 15:12:07 UTC (rev 7939) @@ -0,0 +1,104 @@ +/** + * + */ +package org.richfaces.demo.push; + +import java.util.Date; +import java.util.EventListener; +import java.util.EventObject; +import java.util.UUID; + +import org.ajax4jsf.event.PushEventListener; + +/** + * @author Ilya Shaikovsky + * + */ + +public class PushBean implements Runnable { + + private String uuid = ""; + + private boolean enabled = false; + + private Date startDate; + + PushEventListener listener; + + private Thread thread; + + // private int eventsFired counter; + + public void addListener(EventListener listener) { + synchronized (listener) { + System.out.println("PushBean.addListener()"); + if (this.listener != listener) { + this.listener = (PushEventListener) listener; + } + } + } + + public void run() { + System.out.println("PushBean.run() executed"); + while (thread != null) { + try { + System.out.println(((new Date()).getTime()-startDate.getTime())>=60000); + if (((new Date()).getTime()-startDate.getTime())>=20000) { + stop(); + } + uuid = UUID.randomUUID().toString(); + listener.onEvent(new EventObject(this)); + Thread.sleep(10000); + } catch (InterruptedException e) { + // TODO Auto-generated catch block + // e.printStackTrace(); + } + } + } + + public String getUuid() { + System.out.println(uuid + "returned"); + return uuid; + } + + public void start() { + if (thread == null) { + thread = new Thread(this); + thread.setDaemon(true); + thread.start(); + System.out.println("PushBean.start()"); + setStartDate(new Date()); + setEnabled(true); + System.out.println("thread started"); + } + } + + public void stop() { + if (thread != null) { + //thread.stop(); + setStartDate(null); + setEnabled(false); + thread = null; + } + } + + public Thread getThread() { + return thread; + } + + public boolean isEnabled() { + return enabled; + } + + public void setEnabled(boolean enabled) { + this.enabled = enabled; + } + + public Date getStartDate() { + return startDate; + } + + public void setStartDate(Date startDate) { + this.startDate = startDate; + } +} Added: trunk/samples/richfaces-demo/src/main/webapp/richfaces/push/examples/push.xhtml =================================================================== --- trunk/samples/richfaces-demo/src/main/webapp/richfaces/push/examples/push.xhtml (rev 0) +++ trunk/samples/richfaces-demo/src/main/webapp/richfaces/push/examples/push.xhtml 2008-04-18 15:12:07 UTC (rev 7939) @@ -0,0 +1,30 @@ +<ui:composition xmlns="http://www.w3.org/1999/xhtml" + xmlns:ui="http://java.sun.com/jsf/facelets" + xmlns:h="http://java.sun.com/jsf/html" + xmlns:f="http://java.sun.com/jsf/core" + xmlns:a4j="http://richfaces.org/a4j" + xmlns:rich="http://richfaces.org/rich"> + + <h:form> + <a4j:push interval="1000" eventProducer="#{push.addListener}" + reRender="push,out" enabled="#{push.enabled}" id="push"/> + <rich:panel> + <f:facet name="header"> + <h:outputText value="Push Example"/> + </f:facet> + <h:panelGrid columns="1" id="out"> + <h:outputText rendered="#{!push.enabled}" value="Press Start to run push example"/> + <h:panelGroup rendered="#{push.enabled}"> + <h:outputText value="Generated UUID:"/> + <h:outputText value="#{push.uuid}"/> + </h:panelGroup> + <h:panelGroup> + <a4j:commandButton value="Start" action="#{push.start}" + ajaxSingle="true" rendered="#{!push.enabled}" reRender="push"/> + <a4j:commandButton value="Stop" action="#{push.stop}" + ajaxSingle="true" rendered="#{push.enabled}" reRender="push"/> + </h:panelGroup> + </h:panelGrid> + </rich:panel> + </h:form> +</ui:composition> \ No newline at end of file Modified: trunk/samples/richfaces-demo/src/main/webapp/richfaces/push/usage.xhtml =================================================================== --- trunk/samples/richfaces-demo/src/main/webapp/richfaces/push/usage.xhtml 2008-04-18 15:11:33 UTC (rev 7938) +++ trunk/samples/richfaces-demo/src/main/webapp/richfaces/push/usage.xhtml 2008-04-18 15:12:07 UTC (rev 7939) @@ -1,79 +1,77 @@ -<!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:ui="http://java.sun.com/jsf/facelets" - xmlns:h="http://java.sun.com/jsf/html" - xmlns:f="http://java.sun.com/jsf/core" - xmlns:a4j="http://richfaces.org/a4j" - xmlns:rich="http://richfaces.org/rich"> - <ui:composition template="/templates/component-sample.xhtml"> - <ui:define name="sample"> - <style> - .viewsourcepanel { - padding:10px; - width:100%; - overflow:auto; - border-width:0; - background-color:#FFFFFF; - } - .viewsourcebody { - padding:0; - } - - </style> - <p> - The &lt;a4j:push&gt; periodically perform AJAX request to server, to simulate 'push' data. - </p> - <p> - The main difference between &lt;a4j:push&gt; and &lt;a4j:poll&gt; components - is that &lt;a4j:push&gt; makes request to minimal code only (not to JSF tree) - in order to check the presence of messages in the queue. If the message exists - the complete request will be performed. The component doesn't poll registered - beans but registers EventListener which receives messages about events. - </p> - <p> - Attribute 'interval' is used as for poll component. It specifies the interval in ms. - for call push request. Simple example of usage: - </p> +<!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:ui="http://java.sun.com/jsf/facelets" + xmlns:h="http://java.sun.com/jsf/html" + xmlns:f="http://java.sun.com/jsf/core" + xmlns:a4j="http://richfaces.org/a4j" + xmlns:rich="http://richfaces.org/rich"> +<ui:composition template="/templates/component-sample.xhtml"> + <ui:define name="sample"> + <style> +.viewsourcepanel { + padding: 10px; + width: 100%; + overflow: auto; + border-width: 0; + background-color: #FFFFFF; +} + +.viewsourcebody { + padding: 0; +} +</style> + <p>The &lt;a4j:push&gt; periodically perform AJAX request to + server, to simulate 'push' data.</p> + <p>The main difference between &lt;a4j:push&gt; and + &lt;a4j:poll&gt; components is that &lt;a4j:push&gt; makes request to + minimal code only (not to JSF tree) in order to check the presence of + messages in the queue. If the message exists the complete request will + be performed. The component doesn't poll registered beans but + registers EventListener which receives messages about events.</p> + <p>Attribute 'interval' is used as for poll component. It + specifies the interval in ms. for call push request. Simple example of + usage:</p> <p> - <fieldset class="demo_fieldset"> - <legend class="demo_legend">Page code:</legend> - <rich:panel styleClass="viewsourcepanel" bodyClass="viewsourcebody"> - <rich:insert highlight="xhtml" src="/richfaces/push/snippets/page.xhtml"/> - </rich:panel> - </fieldset> - </p> + <fieldset class="demo_fieldset"><legend class="demo_legend">Page + code:</legend> <rich:panel styleClass="viewsourcepanel" + bodyClass="viewsourcebody"> + <rich:insert highlight="xhtml" + src="/richfaces/push/snippets/page.xhtml" /> + </rich:panel></fieldset> + </p> <p> - <fieldset class="demo_fieldset"> - <legend class="demo_legend">Code for registration of listener:</legend> - <rich:panel styleClass="viewsourcepanel" bodyClass="viewsourcebody"> - <rich:insert highlight="java" src="/richfaces/push/snippets/listenerReg.java"/> - </rich:panel> - </fieldset> - </p> + <fieldset class="demo_fieldset"><legend class="demo_legend">Code + for registration of listener:</legend> <rich:panel styleClass="viewsourcepanel" + bodyClass="viewsourcebody"> + <rich:insert highlight="java" + src="/richfaces/push/snippets/listenerReg.java" /> + </rich:panel></fieldset> + </p> <p> - <fieldset class="demo_fieldset"> - <legend class="demo_legend">Component can get message using current code:</legend> - <rich:panel styleClass="viewsourcepanel" bodyClass="viewsourcebody"> - <rich:insert highlight="java" src="/richfaces/push/snippets/listenermessage.java"/> - </rich:panel> - </fieldset> - </p> - <p> - Thus, component 'push' uses asynchronous model instead of polls. - </p> - <ui:remove> - <fieldset class="demo_fieldset"> - <legend class="demo_legend">Push Demo</legend> - <div class="sample-container"> - <ui:include src="/richfaces/push/examples/push.xhtml"/> - <ui:include src="/templates/include/sourceview.xhtml"> - <ui:param name="sourcepath" value="/richfaces/push/examples/push.xhtml"/> - <ui:param name="openlabel" value="View Page Source" /> - </ui:include> - </div> - </fieldset> - </ui:remove> - </ui:define> - - </ui:composition> -</html> + <fieldset class="demo_fieldset"><legend class="demo_legend">Component + can get message using current code:</legend> <rich:panel + styleClass="viewsourcepanel" bodyClass="viewsourcebody"> + <rich:insert highlight="java" + src="/richfaces/push/snippets/listenermessage.java" /> + </rich:panel></fieldset> + </p> + <p>Thus, component 'push' uses asynchronous model instead of + polls.</p> + <p> + Push example using <b>Runabble</b> interface (should be described.) + </p> + <fieldset class="demo_fieldset"><legend + class="demo_legend">Push Demo</legend> + <div class="sample-container"><ui:include + src="/richfaces/push/examples/push.xhtml" /> <ui:include + src="/templates/include/sourceview.xhtml"> + <ui:param name="sourcepath" + value="/richfaces/push/examples/push.xhtml" /> + <ui:param name="openlabel" value="View Page Source" /> + </ui:include></div> + </fieldset> + + </ui:define> + +</ui:composition> +</html>