On Fri, Oct 14, 2011 at 1:04 AM, uover82 <[email protected]> wrote:

> Hi Nick - thanks for the help!
>
> I believe I'm using a relative url, off of localhost. Here's a
> representative page:
>

Yes, you're embedding the hostname - 'localhost' - in your page. That's an
absolute URL, not a relative one, and will break when you're no longer
running off localhost.

-Nick Johnson


>
> <!DOCTYPE html>
> <html>
> <head>
>  <title>ESE Pct.</title>
>  <!--Load the AJAX API-->
>  <script type="text/javascript" src="http://www.google.com/jsapi";></
> script>
>  <script type="text/javascript">
>
>  // Load the Visualization API and the ready-made Google table
> visualization.
>  google.load("visualization", "1", {packages:
> ['corechart,table,annotatedtimeline']});
>
>  // Set a callback to run when the API is loaded.
>  google.setOnLoadCallback(init);
>
>  // Send the queries to the data sources.
>  function init() {
>
>    query1 = new google.visualization.Query('ese?url=http://localhost:
> 8080/gv/11032010_trends_daily_p.csv&pivot=1&dtx=0&tr=0');
>    query1.send(handleCsvDsResponse1);
>  }
>
>  // Handle the csv data source query response1
>  function handleCsvDsResponse1(response) {
>    if (response.isError()) {
>      alert('Error in query: ' + response.getMessage() + ' ' +
> response.getDetailedMessage());
>      return;
>    }
>
>    var data = response.getDataTable();
>
>    var formatter_short = new
> google.visualization.DateFormat({formatType: 'short'});
>    formatter_short.format(data, 0);
>
>    var chart = new
> google.visualization.LineChart(document.getElementById('chart_div'));
>    chart.draw(data,{pointSize: 0, title: 'Event/Subevent (ESE)
> Analysis - Percentages', hAxis: {slantedTextAngle: 70}});
>  }
>
>  </script>
> </head>
> <body>
>  <div id='chart_div' style='width: 1650px; height: 490px;'></div>
>  <div id="csv_div" style='width: 1650px; height: 400px;'</div>
> </body>
> </html>
>
> The problem seems to be in the Query. Is there another url entry I
> should be using
> other than localhost? Also, I'm interested in GAE hosting the
> datasource rather than
> my host.
>
> Let me know what you think - thanks
>
> John
>
> On Oct 12, 5:33 pm, Nick Johnson <[email protected]> wrote:
> > Hi,
> >
> > It sounds like you've embedded the URL of your development environment
> into
> > your code somewhere. Naturally, when deployed, your browser (or the
> > Visualization API) can't access files stored on your local machine.
> > Instead of hard-coding URLs, you should determine the host header from
> the
> > current request -  exactly how to do so depends on your framework - and
> use
> > that. Alternately, you can use relative URLs if the Visualization API
> > supports that.
> >
> > -Nick Johnson
> >
> >
> >
> >
> >
> >
> >
> >
> >
> > On Thu, Oct 13, 2011 at 5:39 AM, uover82 <[email protected]> wrote:
> > > Hi All,
> >
> > > I'm developing an application using app engine and the google
> > > visualization api using java. It currently uses a static file (csv)
> > > located in war as a datasource. My app works fine in my local
> > > development server but fails with errors like the following after
> > > uploading:
> >
> > > java.io.IOException: Could not fetch URL:http://localhost:8080/...
> > > <csv path/filename>
> >
> > > Any ideas/thoughts on this?
> >
> > > Let me know - thanks
> >
> > > John
> >
> > > --
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> >
> > --
> > Nick Johnson, Developer Programs Engineer, App Engine
>
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>


-- 
Nick Johnson, Developer Programs Engineer, App Engine

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