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From Dave Newton <davelnew...@gmail.com>
Subject Re: Field Name Collision?
Date Tue, 26 Apr 2011 20:23:35 GMT
Oh, duh!
On Apr 26, 2011 4:20 PM, "Chris Pratt" <thechrispratt@gmail.com> wrote:
> I don't use ModelDriven myself, but as I understand it, it places the
Model
> Object at the top of the Value Stack, which would make userid be a
reference
> to an attribute in the Model Object, not in the Action. When you use
> user.userid, it's because it's trying to find the user attribute in the
> Model Object (on the top of the Value Stack), which fails so it goes a
step
> down the stack to the Action, where it finds a user attribute to use.
>
> So, it appears Struts is functioning exactly as designed.
> (*Chris*)
>
> On Tue, Apr 26, 2011 at 12:55 PM, Dave Newton <davelnewton@gmail.com>
wrote:
>
>> Doubt you're doing anything wrong; I'd expect it's how OGNL does its
>> lookup but haven't confirmed that.
>>
>> Dave
>>
>> On Tue, Apr 26, 2011 at 3:52 PM, Eric Lentz <Eric.Lentz@sherwin.com>
>> wrote:
>> > - Struts 2.2.1
>> > - Tomcat 6.0
>> > - JDK 1.5.0_22
>> > - Code example of the problem: http://pastebin.com/eyyJaBg4
>> > - Description:
>> > I have two fields in my action class: user and userId. The user
variable
>> > is of type User, which also contains a userId. In both cases userId is
of
>> > type String.
>> >
>> > While implementing SessionAware and ModelDriven...
>> >
>> > Happy path:
>> > If I pass a parameter in the URL as follows:
>> > http://localhost:8080/Context/test-list.action?user.userId=foo
>> >
>> > Then user.userId = "foo" when it gets to the action.
>> >
>> > Not-so-happy path:
>> > If I pass a parameter in the URL as follows:
>> > http://localhost:8080/Context/test-list.action?userId=foo
>> >
>> > Then user.userId = "foo" when it gets to the action.
>> >
>> > Note that in both cases, "foo" was assigned to user.userId, though I
used
>> > different keys in the URL each time!
>> >
>> > - Work-around:
>> > If I change either one of the names to something that is unique to the
>> > other, then it works as one would expect.
>> >
>> > Am I doing something wrong?
>> >
>> > - Eric
>>
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>>

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