Can someone knowledgable with C2DM help me resolve this issue please.
Thanks
Nagaraj
On Thu, Dec 23, 2010 at 10:20 AM, nagaraj <nraj.tes...@gmail.com> wrote:
> I am trying to push data from my server hosting a webservice but I get
> the following error:
>
> <html><head>
> <meta http-equiv="content-type" content="text/html;charset=utf-8">
> <title>411 Length Required</title>
> <style><!--
> body {font-family: arial,sans-serif}
> div.nav {margin-top: 1ex}
> div.nav A {font-size: 10pt; font-family: arial,sans-serif}
> span.nav {font-size: 10pt; font-family: arial,sans-serif; font-weight:
> bold}
> div.nav A,span.big {font-size: 12pt; color: #0000cc}
> div.nav A {font-size: 10pt; color: black}
> A.l:link {color: #6f6f6f}
> A.u:link {color: green}
> //--></style>
> <script><!--
> var rc=411;
> //-->
> </script>
> </head>
> <body text=#000000 bgcolor=#ffffff>
> <table border=0 cellpadding=2 cellspacing=0 width=100%><tr><td
> rowspan=3 width=1% nowrap>
> <b><font face=times color=#0039b6 size=10>G</font><font face=times
> color=#c41200 size=10>o</font><font face=times color=#f3c518
> size=10>o</font><font face=times color=#0039b6 size=10>g</font><font
> face=times color=#30a72f size=10>l</font><font face=times
> color=#c41200 size=10>e</font> </b>
> <td> </td></tr>
> <tr><td bgcolor="#3366cc"><font face=arial,sans-serif
> color="#ffffff"><b>Error</b></td></tr>
> <tr><td> </td></tr></table>
> <blockquote>
> <H1>Length Required</H1>
> POST requests require a <code>Content-length</code> header.
>
> <p>
> </blockquote>
> <table width=100% cellpadding=0 cellspacing=0><tr><td
> bgcolor="#3366cc"><img alt="" width=1 height=4></td></tr></table>
> </body></html>
>
>
> Here is the java code that posts message to google c2dm which inturn
> will send a push notification to the device:
>
>
> private void postData(String auth, String id, String data) {
> DefaultHttpClient client = new DefaultHttpClient();
> HttpPost httppost = new HttpPost(
> "https://android.apis.google.com/c2dm/send";);
> List<NameValuePair> formparams = new ArrayList<NameValuePair>();
> formparams.add(new BasicNameValuePair("registration_id", id));
> formparams.add(new BasicNameValuePair("data.payload", data));
> formparams.add(new BasicNameValuePair("collapse_key", "something"));
> //formparams.add(new BasicNameValuePair("Content-length",
> ""+data.length()));
>
> if (null != id) {
> formparams.add(new BasicNameValuePair("id", id));
> }
> UrlEncodedFormEntity entity = null;
> try {
> entity = new UrlEncodedFormEntity(formparams, "UTF-8");
> } catch (UnsupportedEncodingException e1) {
> // TODO Auto-generated catch block
> e1.printStackTrace();
> }
> httppost.setEntity(entity);
> Header header = new BasicHeader("Authorization: GoogleLogin auth=",
> auth);
> Header header2 = new BasicHeader("Content-length=",
> ""+data.length());
> httppost.addHeader(header);
> httppost.addHeader(header2);
> httppost.getParams().setParameter("Content-length:",
> ""+data.length());
> HttpContext localContext = new BasicHttpContext();
> HttpResponse response = null;
> try {
> response = client.execute(httppost, localContext);
> HttpEntity entity2 = response.getEntity();
>
> System.out.println("----------------------------------------");
> System.out.println(response.getStatusLine());
> Header[] headers = response.getAllHeaders();
> for (int i = 0; i < headers.length; i++) {
> System.out.println(headers[i]);
> }
> System.out.println("----------------------------------------");
>
> if (response.getEntity() != null) {
> System.out.println(EntityUtils.toString(response.getEntity()));
> }
>
> } catch (Exception e) {
> System.err.println(e);
> } finally {
> }
> }
>
> Note:
> 1. I successfully got the registration id from the client (device)
> 2. I successfully get the "Auth" from an earlier post on the server
> side
>
> Any help will be greatly appreciated
>
> Thank you
> -Nagaraj
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