<a4j:keepAlive> and java.lang.OutOfMemoryError
Hi everyone :-)
i've got a problem with <a4j:keepAlive>.
I use it for my page, below:
=====================================================================================================
<!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:rich="http://richfaces.org/rich"
xmlns:a4j="http://richfaces.org/a4j"
xmlns:c="http://java.sun.com/jstl/core"
xmlns:crumb="customCrumbs">
<ui:composition template="template/template.xhtml">
<ui:define name="pageTitle">Ricerca</ui:define>
<ui:define name="barraNavigazioneCrumbs">
<crumb:crumbs group="home" label="Home" startNew="true" active="true" />
</ui:define>
<ui:define name="pageForm">
<script>var kb_id = '';</script>
<h:panelGroup rendered="#{not empty resultBean}">
<a4j:keepAlive beanName="resultBean"></a4j:keepAlive>
<rich:dataTable cellpadding="1"
id="dataTableCodTributo"
style="border: none; width: 98%;"
cellspacing="1" headerClass="headerClass"
var="codice" value="#{resultBean}">
<rich:column style="border: none;">
<fieldset style="padding-top: 10px; width: 98%;">
<legend><h:outputText style="font-weight: bold;" value="Cod. Trib.: #{codice.codice} - AREA: #{codice.area} - Pregresso: #{codice.flagCodicePregresso== 1? 'Si':'No'}"/></legend>
<div style="width:100%; padding: 8px;" >
<h:outputText value="#{codice.descrizione}" /><br/><br/>
<ui:include src="fragmentCodiciEntrata.xhtml" >
<ui:param name="cod" value="#{codice.codici}"/>
</ui:include>
</div>
</fieldset>
</rich:column>
</rich:dataTable>
</h:panelGroup>
</ui:define>
</ui:composition>
</html>
============================================================================================================================
resultBean has request scope.
Well, it work quite well.
But, if the size of resultBean is approaching to 200 item the result is:
=============================================================
| [14/02/12 17.03.43:878 CET] 00000029 WebApp | E [Servlet Error]-[Faces Servlet]: java.lang.OutOfMemoryError |
| at org.ajax4jsf.io.CharBuffer.<init>(CharBuffer.java:59) | |
| at org.ajax4jsf.io.CharBuffer.append(CharBuffer.java:120) | |
| at org.ajax4jsf.io.FastBufferWriter.write(FastBufferWriter.java:109) | |
| at org.ajax4jsf.webapp.FilterServletResponseWrapper$ServletStringWriter.write(FilterServletResponseWrapper.java:336) | |
| at java.io.Writer.write(Writer.java:171) | |
| at java.io.PrintWriter.write(PrintWriter.java:405) | |
| at java.io.PrintWriter.write(PrintWriter.java:422) | |
| at com.sun.faces.renderkit.html_basic.HtmlResponseWriter.write(HtmlResponseWriter.java:519) | |
| at com.sun.facelets.FaceletViewHandler.renderView(FaceletViewHandler.java:630) | |
| at org.ajax4jsf.application.ViewHandlerWrapper.renderView(ViewHandlerWrapper.java:108) | |
| at org.ajax4jsf.application.AjaxViewHandler.renderView(AjaxViewHandler.java:216) | |
| at com.sun.faces.lifecycle.RenderResponsePhase.execute(RenderResponsePhase.java:87) | |
| at com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java:220) | |
| at com.sun.faces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:118) | |
| at javax.faces.webapp.FacesServlet.service(FacesServlet.java:198) | |
| at com.ibm.ws.webcontainer.servlet.ServletWrapper.service(ServletWrapper.java:1223) | |
| at com.ibm.ws.webcontainer.servlet.ServletWrapper.service(ServletWrapper.java:1158) | |
| at com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java:145) | |
| at org.ajax4jsf.webapp.BaseFilter.doFilter(BaseFilter.java:307) | |
| at com.ibm.ws.webcontainer.filter.FilterInstanceWrapper.doFilter(FilterInstanceWrapper.java:190) | |
| at com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java:130) | |
| at org.ajax4jsf.webapp.BaseXMLFilter.doXmlFilter(BaseXMLFilter.java:141) | |
| at org.ajax4jsf.webapp.BaseFilter.doFilter(BaseFilter.java:281) | |
| at com.ibm.ws.webcontainer.filter.FilterInstanceWrapper.doFilter(FilterInstanceWrapper.java:190) | |
| at com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java:130) | |
| at com.ibm.ws.webcontainer.filter.WebAppFilterChain._doFilter(WebAppFilterChain.java:87) | |
| at com.ibm.ws.webcontainer.filter.WebAppFilterManager.doFilter(WebAppFilterManager.java:850) | |
| at com.ibm.ws.webcontainer.filter.WebAppFilterManager.doFilter(WebAppFilterManager.java:693) | |
| at com.ibm.ws.webcontainer.servlet.ServletWrapper.handleRequest(ServletWrapper.java:656) | |
| at com.ibm.ws.wswebcontainer.servlet.ServletWrapper.handleRequest(ServletWrapper.java:535) | |
| at com.ibm.ws.webcontainer.servlet.CacheServletWrapper.handleRequest(CacheServletWrapper.java:90) | |
| at com.ibm.ws.webcontainer.WebContainer.handleRequest(WebContainer.java:764) | |
| at com.ibm.ws.wswebcontainer.WebContainer.handleRequest(WebContainer.java:1478) | |
| at com.ibm.ws.webcontainer.channel.WCChannelLink.ready(WCChannelLink.java:133) | |
| at com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.handleDiscrimination(HttpInboundLink.java:457) | |
| at com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.handleNewRequest(HttpInboundLink.java:515) | |
| at com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.processRequest(HttpInboundLink.java:300) | |
| at com.ibm.ws.http.channel.inbound.impl.HttpICLReadCallback.complete(HttpICLReadCallback.java:102) | |
| at com.ibm.ws.tcp.channel.impl.AioReadCompletionListener.futureCompleted(AioReadCompletionListener.java:165) | |
| at com.ibm.io.async.AbstractAsyncFuture.invokeCallback(AbstractAsyncFuture.java:217) | |
| at com.ibm.io.async.AsyncChannelFuture.fireCompletionActions(AsyncChannelFuture.java:161) | |
| at com.ibm.io.async.AsyncFuture.completed(AsyncFuture.java:136) | |
| at com.ibm.io.async.ResultHandler.complete(ResultHandler.java:196) | |
| at com.ibm.io.async.ResultHandler.runEventProcessingLoop(ResultHandler.java:751) | |
| at com.ibm.io.async.ResultHandler$2.run(ResultHandler.java:881) | |
| at com.ibm.ws.util.ThreadPool$Worker.run(ThreadPool.java:1551) |
====================================================================
why?
Any ideas?
Thanks a lot.
topfan
