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wasn't a zk problem but was due to an updated verision of tomcat
Hello,
I'm testing a zul page, runnig well on zk 5.0.11, on zk 6.01
I have this error when loading a very simple page "applet.zul"
<?xml version="1.0" encoding="UTF-8"?>
<window >
<applet id="apJzebra" name="jZebra" archive="/authriv/jzebra.jar" code="jzebra.PrintApplet.class" width="10px" height="10px"></applet>
</window>
Error is
giu 19, 2012 7:16:32 PM org.apache.catalina.core.ApplicationDispatcher invoke
Grave: Servlet.service() for servlet zkLoader threw exception
java.lang.NullPointerException
at org.zkoss.web.servlet.Servlets.getVersion(Servlets.java:449)
at org.zkoss.web.servlet.Servlets.getVersion(Servlets.java:446)
at org.zkoss.web.servlet.Servlets.browserInfo(Servlets.java:408)
at org.zkoss.web.servlet.Servlets.browserInfo(Servlets.java:360)
at org.zkoss.web.servlet.Servlets.getBrowser(Servlets.java:323)
at org.zkoss.zk.ui.http.ExecutionImpl.<init>(ExecutionImpl.java:102)
at org.zkoss.zk.ui.http.TemporaryExecution.<init>(TemporaryExecution.java:41)
at org.zkoss.zk.ui.http.WebManager.newDesktop(WebManager.java:475)
at org.zkoss.zk.ui.http.WebManager.getDesktop(WebManager.java:461)
at org.zkoss.zk.ui.http.DHtmlLayoutServlet.process(DHtmlLayoutServlet.java:186)
at org.zkoss.zk.ui.http.DHtmlLayoutServlet.doGet(DHtmlLayoutServlet.java:135)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:621)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:722)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:305)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:684)
at org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:471)
at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:402)
at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:329)
at org.apache.catalina.authenticator.FormAuthenticator.forwardToLoginPage(FormAuthenticator.java:413)
at org.apache.catalina.authenticator.FormAuthenticator.authenticate(FormAuthenticator.java:279)
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:544)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:168)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:98)
at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:927)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:407)
at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:999)
at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:565)
at org.apache.tomcat.util.net.AprEndpoint$SocketProcessor.run(AprEndpoint.java:1812)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
at java.lang.Thread.run(Thread.java:722)
I'm using tomcat 7.0.27 and java jdk 1.7.0_05
Do someone have any idea ?
Thank you
Giuseppe
hello, i have try your code, my code like this
<?xml version="1.0" encoding="UTF-8"?><?init class="org.zkoss.zkplus.databind.AnnotateDataBinderInit" root="./winPOS" ?><?variable-resolver class="org.zkoss.zkplus.spring.DelegatingVariableResolver"?><zk xmlns="http://www.zkoss.org/2005/zul"
xmlns:h="http://www.w3.org/1999/xhtml"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://www.zkoss.org/2005/zul
http://www.zkoss.org/2005/zul/zul.xsd"
xmlns:w="http://www.zkoss.org/2005/zk/client">
<window id="winPOS" hflex="1" vflex="1" border="normal" sizable="true" maximizable="true" apply="${POSController} >
<applet id="apJzebra" name="jZebra" archive="/authriv/jzebra.jar" code="jzebra.PrintApplet.class" width="10px" height="10px"></applet>
<grid sclass="customize">
<columns>
<column></column>
</columns>
<rows>
<row>
<!-- other code/component for input transaction -->
</row>
</grid>
<div>
<toolbarbutton id="btnPrintZebra" label="Print Struck Use Zebra" height="70px" width="65px" image="/img/printer.png" orient="vertical" autodisable="self"/>
</div>
</windows>
class POSController.java
public void onClick$btnPrintZebra(){
printStruct(); //this method as service for get data from database
//and generate struct (file report is .jasper) is generated to
//pdf.file
}
then how to direct print struct in browswer client ? i has add library qz-print.jar in my project
thanks
Asked: 2012-06-19 17:23:35 +0800
Seen: 165 times
Last updated: Sep 17 '20