I have just noticed the contents of an archetype  file called Procfile
belonging to heroku.
web: java -cp target/classes:target/dependency/* com.example.heroku.Main

I presumed by using an archetype I can focus on the jersey API,
but it appears I will have to do more work than I wanted to if I want to
upload my projects.





On Thu, 25 Mar 2021, 22:05 Jan Bartel, <[email protected]> wrote:

> The other thing to consider, if your annotated servlet isn't serving your
> page was expected when running with jetty configured by your main class, is
> that you don't have annotation support turned on at all. Have a read of the
> section of the documentation about annotations.
>
>
> Jan
>
> On Fri, 26 Mar 2021, 08:47 Som Lima, <[email protected]> wrote:
>
>> Thank you I will check the documentation.
>>
>> In the meantime I have found that on the heroku website,
>> following the git commands in the documentation for uploading,
>> https://lit-savannah-55019.herokuapp.com/
>> The contents of the index.html file  is served.
>>
>> meanwhile
>> mvn jetty:run
>> localhost:8080
>> the contents of the servlet are served.
>> That is very strange !
>>
>> Previously on the heroku website when I served index.jsp
>> there was an error message saying JSP is not configured.
>> Could this behaviour be an indication that somehow  two different
>> versions of jetty are running on different platforms.
>>
>>
>> <!--  index.html -->
>> <html><body>
>> <h2>Jersey RESTful Web Application!</h2>
>> <p><a href=v1/myresource>Jersey resource</a>
>> <p>Visit <a href=http://jersey.java.net> Project Jersey website</a> more
>> information on Jersey! </p>
>> <p>contents of index.html </p>
>> </body></html>
>>
>>
>> @WebServlet(name="indexServlet", urlPatterns={"index.html"})
>> public class IndexServlet extends HttpServlet {
>>
>> private static final long serialVersionUID = 1L;
>>     protected void doGet(HttpServletRequest request, HttpServletResponse
>> response)
>>                             throws ServletException, IOException {
>>
>>         response.setContentType("text/html");
>>         PrintWriter out=response.getWriter();
>>         out.print("<html><body>");
>>         out.print("<h2>Jersey RESTful Web Application!</h2>");
>>         out.print("<p><a href=v1/myresource>Jersey resource</a>");
>>         out.print("<p>Visit <a href=http://jersey.java.net> Project
>> Jersey website</a> </p>");
>>         out.print("more information on Jersey!");
>>         out.print("<p> contents of servlet Indexservlet </p>");
>>         out.print("</body></html>");
>>     }
>> }
>>
>>
>> On Thu, 25 Mar 2021, 21:28 Jan Bartel, <[email protected]> wrote:
>>
>>>
>>> You're using a servlet to serve a welcome file instead of serving a
>>> static file. There is some ambiguity in the servlet spec around serving of
>>> welcome files, and jetty's default mode looks for a static resource. There
>>> are other configuration modes that will let you serve from the servlet
>>> without any associated static resource  - I think it's "exact" mode on the
>>> DefaultServlet, but check the jetty doco for the correct setting:
>>>
>>>
>>> https://www.eclipse.org/jetty/documentation/jetty-9/index.html#default-servlet
>>>
>>> On Fri, 26 Mar 2021, 06:37 Som Lima, <[email protected]> wrote:
>>>
>>>> Something rather strange and unexpected just happened.
>>>>
>>>> I put back the index.html file and now the contents of the java servlet
>>>> class is being published to the browser.
>>>>
>>>> The contents of index.html file is being overridden
>>>>
>>>> Even a completely empty files called index.html does the trick.
>>>>
>>>>
>>>>
>>>> On Thu, 25 Mar 2021, 17:15 Simone Bordet, <[email protected]> wrote:
>>>>
>>>>> Hi,
>>>>>
>>>>> On Thu, Mar 25, 2021 at 4:04 PM Som Lima <[email protected]>
>>>>> wrote:
>>>>> >
>>>>> >
>>>>> > If I do not have web.xml in the aforementioned project
>>>>> > and I have a  java class annotated with @WebServlet and also
>>>>> decorated with urlPattern={"/index.html"}
>>>>> > I am getting a 500 Errors with localhost:8080/
>>>>> >
>>>>> > The java class as servlet  is published in browser with the url
>>>>> localhost:8080/index.html
>>>>> >
>>>>> > Is there anyway to get this java class as servlet to be picked up
>>>>> > because I feel the servlet  should be registered with the servlet
>>>>> container and should return
>>>>> > on localhost:8080/  same as  src/mainwebapp/index.html
>>>>> src/mainwebapp/index.jsp files.
>>>>> >
>>>>> > @WebServlet(name="indexServlet", urlPatterns={"/index.html"})
>>>>> > public class IndexServlet extends HttpServlet {
>>>>> >
>>>>> > private static final long serialVersionUID = 1L;
>>>>> >
>>>>> >     protected void doGet(HttpServletRequest request,
>>>>> HttpServletResponse response)
>>>>> >                             throws ServletException, IOException {
>>>>> >
>>>>> >         response.setContentType("text/html");
>>>>> >         PrintWriter out=response.getWriter();
>>>>> >
>>>>> >         out.print("<html><body>");
>>>>> >         out.print("<h3>Hello Index Servlet</h3>");
>>>>> >         out.print("</body></html>");
>>>>> >     }
>>>>> > }
>>>>> >
>>>>> >
>>>>> > HTTP ERROR 500 java.lang.ClassCastException: class
>>>>> [Ljava.lang.Object; cannot be cast to class [Ljava.lang.String;
>>>>> ([Ljava.lang.Object; and [Ljava.lang.String; are in module java.base of
>>>>> loader 'bootstrap')
>>>>> >
>>>>> > URI:/
>>>>> > STATUS:500
>>>>> > MESSAGE:java.lang.ClassCastException: class [Ljava.lang.Object;
>>>>> cannot be cast to class [Ljava.lang.String; ([Ljava.lang.Object; and
>>>>> [Ljava.lang.String; are in module java.base of loader 'bootstrap')
>>>>> > SERVLET:default
>>>>> > CAUSED BY:java.lang.ClassCastException: class [Ljava.lang.Object;
>>>>> cannot be cast to class [Ljava.lang.String; ([Ljava.lang.Object; and
>>>>> [Ljava.lang.String; are in module java.base of loader 'bootstrap')
>>>>> >
>>>>> > Caused by:
>>>>> >
>>>>> > java.lang.ClassCastException: class [Ljava.lang.Object; cannot be
>>>>> cast to class [Ljava.lang.String; ([Ljava.lang.Object; and
>>>>> [Ljava.lang.String; are in module java.base of loader 'bootstrap')
>>>>> > at
>>>>> org.eclipse.jetty.util.resource.ResourceCollection.list(ResourceCollection.java:426)
>>>>> > at
>>>>> org.eclipse.jetty.util.resource.Resource.getListHTML(Resource.java:479)
>>>>> > at
>>>>> >
>>>>> >
>>>>>
>>>>> Please open an issue with as much information as possible at
>>>>> https://github.com/eclipse/jetty.project/issues.
>>>>>
>>>>> Thanks!
>>>>>
>>>>> --
>>>>> Simone Bordet
>>>>> ----
>>>>> http://cometd.org
>>>>> http://webtide.com
>>>>> Developer advice, training, services and support
>>>>> from the Jetty & CometD experts.
>>>>> _______________________________________________
>>>>> jetty-users mailing list
>>>>> [email protected]
>>>>> To unsubscribe from this list, visit
>>>>> https://www.eclipse.org/mailman/listinfo/jetty-users
>>>>>
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