Performance JSF2提高页面加载性能
我正在尝试调整JSF2页面加载性能。 以下是一些性能测量跟踪： -第一次页面加载：全局页面加载时间1404ms，特别是在“渲染响应”阶段 ++++++++++++++++++[阶段侦听器]开始阶段还原\u视图1+++ ++++++++++++++++++++[阶段侦听器]结束阶段还原_视图1，执行时间=21ms+++++++++++++ ++++++++++[PHASE LISTENER]开始阶段应用请求值2++++++++++++++++++++++++++++++++[PHASE LISTENER]结束阶段应用请求值2，执行时间=1ms++++++++++ +++++++++++[PHASE LISTENER]启动阶段进程\u验证3+++++++++++2013-02-02 14:25:13205[http-bio-8083-exec-4]调试com.azone.web.form.carcarcarcaracteristicForm-检查avnSearchParamsBoImpl DI:OK++++++++++++++++++[PHASE LISTENER]结束阶段 进程_验证3，执行时间=60ms++++ +++++++++++++++[PHASE LISTENER]开始阶段更新_MODEL_值4++++++++++++++++++++++++[PHASE LISTENER]结束阶段更新_MODEL_值4，执行时间=0ms++++++++++++ +++++++++++++[PHASE LISTENER]启动阶段调用应用程序5++++++++++++++++++++++++++++++[PHASE LISTENER]结束阶段调用应用程序5，执行时间为0ms+++++++++++++++++ ++++++++++[PHASE LISTENER]开始阶段渲染_响应6+++++++++++2013-02-02 14:25:13909[http-bio-8083-exec-4]INFO com.azone.web.UserSessionBean-所用时间 SecurityContextHolder.getContext（）.getAuthentication 0 ms 2013-02-02 14:25:13914[http-bio-8083-exec-4]信息 com.azone.web.UserSessionBean-匿名用户：Guest！！用户已设置 到新的一个（++++++++++++++++++[阶段侦听器]结束阶段 渲染_响应6，执行时间=1318ms+++++++++ 全局页面执行时间=1404msPerformance JSF2提高页面加载性能,performance,jsf-2,richfaces,performance-testing,Performance,Jsf 2,Richfaces,Performance Testing,我正在尝试调整JSF2页面加载性能。 以下是一些性能测量跟踪： -第一次页面加载：全局页面加载时间1404ms，特别是在“渲染响应”阶段 ++++++++++++++++++[阶段侦听器]开始阶段还原\u视图1+++ ++++++++++++++++++++[阶段侦听器]结束阶段还原_视图1，执行时间=21ms+++++++++++++ ++++++++++[PHASE LISTENER]开始阶段应用请求值2++++++++++++++++++++++++++++++++[PHASE LISTE
- 第二次页面加载：全局页面加载656ms，特别是在“渲染响应”阶段
<?xml version="1.0" encoding="UTF-8"?>
<!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:h="http://java.sun.com/jsf/html"
xmlns:f="http://java.sun.com/jsf/core"
xmlns:ui="http://java.sun.com/jsf/facelets"
xmlns:a4j="http://richfaces.org/a4j"
xmlns:rich="http://richfaces.org/rich">
<ui:composition template="../templates/template.xhtml">
<ui:define name="contentWrapper">
<f:metadata>
<f:viewParam name="itemFamily" value="#{newItemAdd.itemFamily}" />
<f:event type="preRenderView" listener="#{newItemAdd.initFamily}" />
</f:metadata>
<h:form>
<rich:panel id="mainFilters">
<h:outputText value="property 1" />
<h:panelGrid columns="2" cellspacing="6" width="600">
<h:panelGrid columns="3" cellspacing="6" width="300">
<h:outputText value="First name: " />
<h:inputText id="fname" value="#{newItemAdd.userForm.user.firstName}">
<f:validateRequired />
<rich:validator />
</h:inputText>
<rich:message for="fname" />
<h:outputText value="Tel:" />
<h:inputText id="tel" value="#{newItemAdd.userForm.currentPhone}">
<f:validateRequired />
<rich:validator />
</h:inputText>
<rich:message for="tel" />
<h:outputText value="Email:" />
<h:inputText id="email" value="#{newItemAdd.userForm.user.email}">
<f:validateRequired />
<rich:validator />
</h:inputText>
<rich:message for="email" />
</h:panelGrid>
<h:panelGrid columns="2" cellspacing="6" width="300">
<h:outputText value="Governorate" />
<h:selectOneMenu id="govList"
value="#{newItemAdd.itemForm.region.governorate.governorateId}"
valueChangeListener="#{newItemAdd.itemForm.processGovernoratesChange}">
<f:selectItem id="govdefitm" itemValue="0"
itemLabel="All Governorates" />
<f:selectItems id="governoratesList"
value="#{newItemAdd.itemForm.governoratesList}" />
<f:ajax event="change" execute="@this" render="munList" />
</h:selectOneMenu>
<h:outputText value="Municipality" />
<h:selectOneMenu id="munList"
value="#{newItemAdd.itemForm.region.municipality.municipalityId}">
<f:selectItem id="mundefitm" itemValue=""
itemLabel="All Municipalities" />
<f:selectItems id="municipalitiesList"
value="#{newItemAdd.itemForm.municipalitiesList}" />
</h:selectOneMenu>
</h:panelGrid>
</h:panelGrid>
<h:panelGrid columns="2" cellspacing="6" width="600">
<h:panelGrid columns="3" cellspacing="6" width="300">
<h:outputText value="Property 2" />
<h:inputText id="property2" value="#{newItemAdd.itemForm.property2}" />
<rich:message for="property2" />
<h:outputText value="Property 3" />
<h:selectOneMenu id="propList"
value="#{newItemAdd.itemForm.property3}"
valueChangeListener="#{newItemAdd.itemForm.processProperty3Change}">
<f:selectItem id="mandefitm" itemValue="0" itemLabel="All porperties" />
<f:selectItems id="propList"
value="#{newItemAdd.itemForm.property3List}" />
<f:ajax event="change" execute="@this" render="modList" />
</h:selectOneMenu>
<rich:message for="propList" />
</h:panelGrid>
<h:panelGrid columns="3" cellspacing="6" width="300">
<h:outputText value="property 4" />
<h:inputText id="prop4" value="#{newItemAdd.itemForm.property4}" />
<rich:message for="prop4" />
<h:outputText value="Property 4" />
<h:selectOneMenu id="prop4List"
value="#{newItemAdd.itemForm.model}">
<f:selectItem id="moddefitm" itemValue="" itemLabel="All Properties" />
<f:selectItems id="prop41List" value="#{newItemAdd.itemForm.properties4List}" />
</h:selectOneMenu>
<rich:message for="prop4List" />
</h:panelGrid>
</h:panelGrid>
</rich:panel>
<!-- -->
<rich:panel id="optionalFilters">
<h:panelGrid columns="2" cellspacing="6" width="600">
<h:panelGrid columns="2" cellspacing="6" width="400">
<h:outputText value="Property 5" rendered="#{!newItemAdd.type1}"/>
<h:selectOneMenu id="property5" rendered="#{!newItemAdd.type1}"
value="#{newItemAdd.itemForm.property5}"
layout="pageDirection">
<f:selectItem id="propId" itemValue="0"
itemLabel="Any property" />
<f:selectItems value="#{newItemAdd.itemForm.properties5List}" var="item"
itemLabel="#{item.label}" itemValue="#{item.value}" />
</h:selectOneMenu>
<h:outputText value="Property 7 " rendered="#{newItemAdd.type2}"/>
<h:selectOneMenu id="property7" rendered="#{newItemAdd.type2}"
value="#{newItemAdd.itemForm.family1.property7.property7Id}">
<f:selectItem id="trmdefitm" itemValue="0"
itemLabel="Any property" />
<f:selectItems id="property7List"
value="#{newItemAdd.itemForm.property7List}" />
</h:selectOneMenu>
<h:outputText value="Property 8" />
<h:selectOneMenu id="property8List"
value="#{newItemAdd.itemForm.property8}">
<f:selectItem id="bdydefitm" itemValue=""
itemLabel="All properties" />
<f:selectItems id="propList" value="#{newItemAdd.itemForm.property8List}" />
</h:selectOneMenu>
<h:outputText value="Property 9 " rendered="#{newItemAdd.type2}"/>
<h:selectOneMenu id="property9" rendered="#{newItemAdd.type2}"
value="#{newItemAdd.itemForm.family1.property9.property9Id}">
<f:selectItem id="trndefitm" itemValue="0"
itemLabel="Any Property" />
<f:selectItems id="prop9List"
value="#{newItemAdd.itemForm.property9List}" />
</h:selectOneMenu>
<h:outputText value="Property 10 " />
<h:selectOneMenu id="prop10"
value="#{newItemAdd.itemForm.property10}">
<f:selectItem id="minprcdefitm" itemValue="" itemLabel="Any Property" />
<f:selectItems id="prop10List"
value="#{newItemAdd.itemForm.property10List}" />
</h:selectOneMenu>
<h:outputText value=" ?? " />
<h:outputText value="property" />
<h:outputText value="property ??" />
<h:outputText value="property ? property ? property ?" />
<h:outputText value="property ? property ? property ?" />
<h:outputText value="property ??" />
</h:panelGrid>
<h:outputText value="property" />
</h:panelGrid>
<h:panelGrid id="property11">
<h:outputText value="property 11" />
<h:inputTextarea value="#{newItemAdd.itemForm.property11}" cols="50"
rows="10" />
</h:panelGrid>
<h:panelGrid columns="2" columnClasses="top,top">
<rich:fileUpload fileUploadListener="#{newItemAdd.picsManager.listener}"
id="upload" acceptedTypes="jpg, gif, png, bmp"
ontyperejected="alert('Only JPG, GIF, PNG and BMP files are accepted');"
maxFilesQuantity="3">
<a4j:ajax event="uploadcomplete" execute="@none" render="info" />
</rich:fileUpload>
<h:panelGroup id="info" layout="block">
<rich:panel bodyClass="info">
<f:facet name="header">
<h:outputText value="Uploaded Files Info" />
</f:facet>
<h:outputText value="No files currently uploaded"
rendered="#{newItemAdd.picsManager.size==0}" />
<rich:dataGrid columns="1" value="#{newItemAdd.picsManager.files}" var="file"
rowKeyVar="row">
<rich:panel bodyClass="rich-laguna-panel-no-header">
<h:panelGrid columns="2">
<a4j:mediaOutput element="img" mimeType="image/jpeg"
createContent="#{newItemAdd.picsManager.paint}" value="#{row}"
style="width:100px; height:100px;" cacheable="false">
<f:param value="#{fileUploadBean.timeStamp}" name="time" />
<a4j:ajax event="click" execute="newItemAdd.picsManager.paint" ></a4j:ajax>
</a4j:mediaOutput>
<h:panelGrid columns="2">
<h:outputText value="File Name:" />
<h:outputText value="#{file.name}" />
<h:outputText value="File Length(bytes):" />
<h:outputText value="#{file.length}" />
</h:panelGrid>
</h:panelGrid>
</rich:panel>
</rich:dataGrid>
</rich:panel>
<br />
<a4j:commandButton action="#{newItemAdd.picsManager.clearUploadData}"
render="info, upload" value="Clear Uploaded Data"
rendered="#{newItemAdd.picsManager.size>0}" />
</h:panelGroup>
</h:panelGrid>
</rich:panel>
<rich:messages />
<a4j:commandButton value="Go!"
action="#{newItemAdd.testCheck}" />
</h:form>
</ui:define>
</ui:composition>
</html>
<h:form>
<ui:include src="file_test_part_1.xhtml"/>
<!-- -->
<ui:include src="file_test_part_2.xhtml"/>
<rich:messages />
<a4j:commandButton value="Go!"
action="#{newCarAdd.testCheck}" />
</h:form>