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From "ASF subversion and git services (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (WW-4312) A problem on Iterator tag
Date Tue, 05 Jan 2016 07:40:40 GMT

    [ https://issues.apache.org/jira/browse/WW-4312?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15082581#comment-15082581
] 

ASF subversion and git services commented on WW-4312:
-----------------------------------------------------

Commit f457c774e9d8c8d58e189da71a3dd00238bcf60c in struts's branch refs/heads/master from
[~lukaszlenart]
[ https://git-wip-us.apache.org/repos/asf?p=struts.git;h=f457c77 ]

WW-4312 Allows null in iterator tag


> A problem on Iterator tag
> -------------------------
>
>                 Key: WW-4312
>                 URL: https://issues.apache.org/jira/browse/WW-4312
>             Project: Struts 2
>          Issue Type: Bug
>          Components: Other
>    Affects Versions: 2.3.15
>            Reporter: K OSSUser
>            Priority: Minor
>             Fix For: 2.5
>
>
> I can't explain well so see below.
> Expected "1, 2, , 3," but the result was "1, 2, 2, 3,".
> Test.jsp
> {code:xml}
> <s:iterator value="%{{{1, 2},{null, 3}}}" var="var1">
> <s:iterator value="#var1" var="var2">
> <s:property value="#var2" />,
> </s:iterator>
> </s:iterator>
> {code}
> I changed below class then it was fixed.
> org.apache.struts2.components.IteratorComponent#start
> {code:java}
> //  if ((var != null) && (currentValue != null)) { <= Old.
>     if (var != null) { // <= New.
>         //pageContext.setAttribute(id, currentValue);
>         //pageContext.setAttribute(id, currentValue, PageContext.REQUEST_SCOPE);
>         putInContext(currentValue);
>     }
> {code}



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