On Apr 30, 2010, at 11:35 AM, Franz Wong wrote:
> I have attached a small example which reproduces the problem. It is
> built from maven-archetype-webapp and it uses jetty.
>
Thanks. I don't think there is much we can do about this.
> I have not written web application for a long time, so I don't know
> much about version of web app. I can change to the latest version.
>
Yes, please move to 2.5.
Paul.
> Franz
>
> On Fri, Apr 30, 2010 at 4:51 PM, Paul Sandoz <Paul.Sandoz_at_sun.com>
> wrote:
> Hi Franz,
>
> I think the version defined in the web-app defines what is supported
> in the web container.
>
> Thus i suspect for 2.3 based web-apps (which are rather old) the
> feature of passing variables from the request dispatcher to the JSP
> does not work. It does for 2.4 and 2.5-based webapps.
>
> Can you specify the version of the web app, or EE, when usng the
> maven web archetype? I did a quick search but it is hard to find any
> documentation on this.
>
> Jersey does have a web archetype:
>
> GroupId: com.sun.jersey.archetypes
> ArtifactId: jersey-quickstart-webapp
> Version: 1.1.5.1
> Repository: http://download.java.net/maven/2/
>
> which will generate a 2.5 version web app.
>
> BTW i do not know why maven defaults to such an old version. It is
> the same for Java compilation.
>
> Paul.
>
> On Apr 29, 2010, at 4:45 PM, Franz Wong wrote:
>
>> Hi,
>>
>> I have a @GET method returning Viewable. As I know, I can use ${it}
>> to get the model object. However, the jsp cannot evaluate it and it
>> outputs the text "${it}" instead.
>>
>> I have googled for solution and I found a thread [1] talking about
>> it. However, there is no final solution.
>>
>> I tried the small example in [1] provided by Paul Sandoz. After
>> some time of investigation, I found something interesting. I don't
>> know whether it is a known issue yet.
>>
>> maven-archetype-webapp generates a web.xml with the following header.
>>
>> <!DOCTYPE web-app PUBLIC
>> "-//Sun Microsystems, Inc.//DTD Web Application 2.3//EN"
>> "http://java.sun.com/dtd/web-app_2_3.dtd" >
>>
>> <web-app>
>>
>> The header of web.xml I found in Paul's example is the following.
>>
>> <?xml version="1.0" encoding="UTF-8"?>
>> <web-app version="2.5" xmlns="http://java.sun.com/xml/ns/javaee"
>> xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
>> xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd
>> ">
>>
>> If I use Paul's one, my Jsp is evaluated successfully. This is not
>> what the behavior I expected although it works now anyway.
>>
>> Regards,
>> Franz
>>
>> [1] http://jersey.576304.n2.nabble.com/problem-with-jsp-Viewable-not-being-evaluated-td4101170.html
>
>
> <
> test
> .zip
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