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From Daniel Herb <phy...@gmail.com>
Subject Re: Possible bug in the columns tag with the convertDateTime tag
Date Mon, 04 Jun 2007 18:59:38 GMT

Hi ,
thank you for answering.


Mike Kienenberger wrote:
> 
> Can you post a stack trace from when getDateString() is called?
> 
But the problem is that getDateString() is not called, so I can't make a
stacktrace.
As written in my last post the getDateString method can't be resolved by the
"ELVariableResolver".
Maybe I misunderstood you.


Mike Kienenberger wrote:
> 
> Can you post a stack trace from when getDateString() is called?
> 
> Perhaps the converter is caching the value during component tree build
> time or being called when the table row index is not set.
> 
> 
> On 6/2/07, Daniel Herb <physhh@gmail.com> wrote:
>>
>> After some further testing I am relative sure that is it a bug from
>> myfaces.
>> I hope with this post I can clearly descibe the problem.
>>
>> I have set up a complete fresh
>> System:
>> - Tomcat 5.0.28
>> - MyFaces/Tomahawk 1.1.5
>>
>> Bugdescription:
>> The getter of the Attribute "date" is not called by the convertDateTime
>> when
>> you are using the var-variable which was set by the columns-tag.
>> (Test that by setting a breakpoint in the getter-Method of the
>> "date"-attribute)
>> Also try to add the following line after the inputText-tag to confirm
>> that
>> the var-variable works correctly for other tags:
>> <h:outputText value="#{columnData.dateString}"></h:outputText>
>>
>> It seems that all tags within "http://java.sun.com/jsf/core" can't access
>> the var-variable which was set by the colums-tag. (That was not
>> completely
>> tested but it seems so)
>>
>> Further you can set a breakpoint to the line 197 in the file
>> "org.apache.myfaces.shared_impl.taglib.core.ConvertDateTimeTagBase.class".
>> - This method is called correctly (value is the EL-Expression
>> "#{columnData.dateString}").
>> - The method detects correctly that the value is an EL-Expression
>> - The correct value for the EL-Expression can't be found so the vale for
>> the
>> attribute is set to null.
>>
>> Here are my testfiles:
>> -ListItem.java-
>> public class ListItem {
>>         private String dateString;
>>         public ListItem()
>>         {
>>                 dateString = "date";
>>         }
>>         public String getDateString() {
>>                 return dateString;
>>         }
>>
>>         public void setDateString(String tollerString) {
>>                 this.dateString = tollerString;
>>         }
>> }
>>
>> -MyBean.java-
>> import java.util.ArrayList;
>> import java.util.List;
>> public class MyBean {
>>         private List justAList;
>>         public MyBean()
>>         {
>>                 justAList = new ArrayList<ListItem>();
>>                 justAList.add(new ListItem());
>>         }
>>         public List getJustAList() {
>>                 return justAList;
>>         }
>>         public void setJustAList(List justAList) {
>>                 this.justAList = justAList;
>>         }
>> }
>>
>> -columnsTest.jsp-
>> <%@ page language="java" pageEncoding="ISO-8859-1"%>
>> <%@ taglib uri="http://java.sun.com/jsf/html" prefix="h" %>
>> <%@ taglib uri="http://java.sun.com/jsf/core" prefix="f" %>
>> <%@ taglib uri="http://myfaces.apache.org/tomahawk" prefix="t"%>
>> <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
>> <html>
>> <body>
>>         <f:view>
>>                 <t:dataTable value="#{myBean.justAList}" var="rowData">
>>                         <t:columns value="#{myBean.justAList}"
>> var="columnData" >
>>                                 <h:inputText>
>>                                         <f:convertDateTime
>> type="#{columnData.dateString}" />
>>                                 </h:inputText>
>>                         </t:columns>
>>                 </t:dataTable>
>>         </f:view>
>> </body>
>> </html>
>> --
>> View this message in context:
>> http://www.nabble.com/Possible-bug-in-the-columns-tag-with-the-convertDateTime-tag-tf3845423.html#a10933120
>> Sent from the My Faces - Dev mailing list archive at Nabble.com.
>>
>>
> 
> 

-- 
View this message in context: http://www.nabble.com/Possible-bug-in-the-columns-tag-with-the-convertDateTime-tag-tf3845423.html#a10955982
Sent from the My Faces - Dev mailing list archive at Nabble.com.


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