DemoServlet.java
package com.demo;
import java.io.IOException;
import javax.servlet.http.*;
@SuppressWarnings("serial")
public class DemoServlet extends HttpServlet {
public void doGet(HttpServletRequest req, HttpServletResponse resp)
throws IOException {
resp.setContentType("text/plain");
resp.getWriter().println("Hello, world");
}
}
index.html
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<!-- The HTML 4.01 Transitional DOCTYPE declaration-->
<!-- above set at the top of the file will set -->
<!-- the browser's rendering engine into -->
<!-- "Quirks Mode". Replacing this declaration -->
<!-- with a "Standards Mode" doctype is supported, -->
<!-- but may lead to some differences in layout. -->
<html>
<head>
<meta http-equiv="content-type" content="text/html;
charset=UTF-8">
<title>Hello App Engine</title>
</head>
<body>
<h1>Hello App Engine!</h1>
<table>
<tr>
<td colspan="2" style="font-weight:bold;">Available Servlets:</
td>
</tr>
<tr>
<td><a href="demo"/>Demo</td>
</tr>
</table>
</body>
</html>
web.xml
<?xml version="1.0" encoding="utf-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance";
xmlns="http://java.sun.com/xml/ns/javaee";
xmlns:web="http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd";
xsi:schemaLocation="http://java.sun.com/xml/ns/javaee
http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd"; version="2.5">
<servlet>
<servlet-name>Demo</servlet-name>
<servlet-class>com.demo.DemoServlet</servlet-class>
</servlet>
<servlet-mapping>
<servlet-name>Demo</servlet-name>
<url-pattern>/demo</url-pattern>
</servlet-mapping>
<welcome-file-list>
<welcome-file>index.html</welcome-file>
</welcome-file-list>
</web-app>
On 7 Ago, 11:57, Roberto Eguaglia <squalo1...@nuoto.it> wrote:
> Hi Nick,
>
> My App ID is hello-demo; I've created it after my other application
> gave me the same error.
>
> I didn't make any modifications from the default app.
> If you want I can post the code
>
> On 7 Ago, 11:43, "Nick Johnson (Google)" <nick.john...@google.com>
> wrote:
>
> > Hi Roberto,
>
> > What is your App ID?
>
> > Did you make any modifications at all from the default app?
>
> > -Nick Johnson
>
> > On Fri, Aug 7, 2009 at 10:39 AM, Roberto Eguaglia<squalo1...@nuoto.it>
> > wrote:
>
> > > Hi Nick,
>
> > > that's my log in the admin console (it's not in the "Error" logs, but
> > > in the "Request")
> > > #
>
> > > 1.
> > > 08-07 02:34AM 03.175 /demo 500 103ms 0cpu_ms 0kb Mozilla/5.0
> > > (X11; U; Linux x86_64; it; rv:1.9.0.12) Gecko/2009071200 SUSE/
> > > 3.0.12-0.1.2 Firefox/3.0.12,gzip(gfe)
> > > See details
>
> > > 82.58.115.90 - - [07/Aug/2009:02:34:03 -0700] "GET /demo HTTP/
> > > 1.1" 500 0 "http://hello-demo.appspot.com/"; "Mozilla/5.0 (X11; U;
> > > Linux x86_64; it; rv:1.9.0.12) Gecko/2009071200 SUSE/3.0.12-0.1.2
> > > Firefox/3.0.12,gzip(gfe)"
>
> > > I can't explain myself why the application generated by default
> > > doesn't work (it works only in the develpoment environment...)
>
> > > On 7 Ago, 10:39, "Nick Johnson (Google)" <nick.john...@google.com>
> > > wrote:
> > >> Hi,
>
> > >> In order to see what error you are getting, you need to log in to the
> > >> admin console, and click on 'Logs'.
>
> > >> -Nick Johnson
>
> > >> On Wed, Aug 5, 2009 at 11:00 AM,
> > >> squalo1...@nuoto.it<squalo1...@nuoto.it> wrote:
>
> > >> > Hi everyone.
> > >> > I'm new to Google App Engine and I'm using Eclipse 3.4 with the plugin
> > >> > downloaded from Google.
> > >> > When I create a new Web-Application project Eclipse set the
> > >> > appropriate directories, libraries etc...
> > >> > Running locally the web-app I can see the "Hello App Engine" page with
> > >> > the available servlets and, when i follow the link to the servlet,
> > >> > appears the mighty "Hello, world". So locally there are no errors.
> > >> > Unfortunately, when I deploy the application, the link to the servlet,
> > >> > simply doesn't work: it gives me a 500 error response (Server Error),
> > >> > without any information about "what error happened".
> > >> > Can anyone help me please?
> > >> > P.S.: Sorry if my English isn't completely correct
>
> > >> --
> > >> Nick Johnson, Developer Programs Engineer, App Engine
>
> > --
> > Nick Johnson, Developer Programs Engineer, App Engine
>
>
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