page method pageBeginRender() was been invoked twice when direct link to a page
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Key: TAPESTRY-744
URL: http://issues.apache.org/jira/browse/TAPESTRY-744
Project: Tapestry
Type: Bug
Components: Framework
Versions: 4.0
Environment: windows jboss
Reporter: HUANG Yifu
I used a @Submit component to invoke the delete method of page class,
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<span jwcid="@Submit" class="button" listener="ognl:listeners.delete"
label="message:button.delete"
onclick="javascript: return deleteConfirm();"
parameters="ognl:currentObject.id" />
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and found the pageBeginRender method was invoked twice, the flow listed below:
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first time(invoke pageBeginRender method)
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at org.apache.tapestry.AbstractPage.firePageBeginRender(AbstractPage.java:478)
at org.apache.tapestry.AbstractPage.beginPageRender(AbstractPage.java:529)
at org.apache.tapestry.engine.RequestCycle.rewindForm(RequestCycle.java:439)
at org.apache.tapestry.form.Form.trigger(Form.java:338)
at
org.apache.tapestry.engine.DirectService.triggerComponent(DirectService.java:144)
at org.apache.tapestry.engine.DirectService.service(DirectService.java:130)
then invoke listener mothod delete()
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at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:585)
at
org.apache.tapestry.listener.ListenerMethodInvokerImpl.invokeTargetMethod(ListenerMethodInvokerImpl.java:214)
at
org.apache.tapestry.listener.ListenerMethodInvokerImpl.invokeListenerMethod(ListenerMethodInvokerImpl.java:155)
at
org.apache.tapestry.listener.ListenerMethodInvokerImpl.searchAndInvoke(ListenerMethodInvokerImpl.java:124)
at
org.apache.tapestry.listener.ListenerMethodInvokerImpl.invokeListenerMethod(ListenerMethodInvokerImpl.java:73)
at
org.apache.tapestry.listener.SyntheticListener.actionTriggered(SyntheticListener.java:51)
at
org.apache.tapestry.listener.ListenerInvokerTerminator.invokeListener(ListenerInvokerTerminator.java:51)
at
$ListenerInvoker_10778cfb798.invokeListener($ListenerInvoker_10778cfb798.java)
at org.apache.tapestry.form.AbstractSubmit.handleClick(AbstractSubmit.java:81)
at
org.apache.tapestry.form.AbstractSubmit.rewindFormComponent(AbstractSubmit.java:49)
at
org.apache.tapestry.form.AbstractFormComponent.renderComponent(AbstractFormComponent.java:115)
at org.apache.tapestry.AbstractComponent.render(AbstractComponent.java:617)
then the second time(invoke pageBeginRender method)
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at org.apache.tapestry.AbstractPage.firePageBeginRender(AbstractPage.java:478)
at org.apache.tapestry.AbstractPage.renderPage(AbstractPage.java:268)
at org.apache.tapestry.engine.RequestCycle.renderPage(RequestCycle.java:368)
at
org.apache.tapestry.services.impl.ResponseRendererImpl.renderResponse(ResponseRendererImpl.java:71)
at
$ResponseRenderer_10778cfb78a.renderResponse($ResponseRenderer_10778cfb78a.java)
at org.apache.tapestry.engine.DirectService.service(DirectService.java:135)
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