What is the exception stack trace ?
On 12 Oct 2021, 19:09 +0200, Guillen Antonio <tonio.guil...@gmail.com>, wrote:
> Hi all,
>
> I am struggling with a pb using RPC:
>
> When I use the service to create and store my objects in my DB (Neo4J) using
> remote service, all is Fine.
> When I try to load my objects all is ok in my service class and in Neo4J as
> well. But at the last line of the method public static void
> writeResponse(ServletContext servletContext, HttpServletResponse response,
> String responseContent, boolean gzipResponse) throws IOException {
>
> I have an exception.
>
> Here is the method of com.google.gwt.user.server.rpc.RPCServletUtils
>
>
> public static void writeResponse(ServletContext servletContext,
> HttpServletResponse response, String responseContent, boolean
> gzipResponse)
> throws IOException {
>
> byte[] responseBytes = responseContent.getBytes(CHARSET_UTF8);
> if (gzipResponse) {
> // Compress the reply and adjust headers.
> //
> ByteArrayOutputStream output = null;
> GZIPOutputStream gzipOutputStream = null;
> Throwable caught = null;
> try {
> output = new ByteArrayOutputStream(responseBytes.length);
> gzipOutputStream = new GZIPOutputStream(output);
> gzipOutputStream.write(responseBytes);
> gzipOutputStream.finish();
> gzipOutputStream.flush();
> setGzipEncodingHeader(response);
> responseBytes = output.toByteArray();
> } catch (IOException e) {
> caught = e;
> } finally {
> if (null != gzipOutputStream) {
> gzipOutputStream.close();
> }
> if (null != output) {
> output.close();
> }
> }
>
> if (caught != null) {
> servletContext.log("Unable to compress response", caught);
> response.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
> return;
> }
> }
>
> // Send the reply.
> //
> response.setContentLength(responseBytes.length);
> response.setContentType(CONTENT_TYPE_APPLICATION_JSON_UTF8);
> response.setStatus(HttpServletResponse.SC_OK);
> response.setHeader(CONTENT_DISPOSITION, ATTACHMENT);
> response.getOutputStream().write(responseBytes);
> }
>
> And the return message on my console is:
>
> 200 - POST /spotgwt/spotData (127.0.0.1) 501 bytes
> Request headers
> Host: 127.0.0.1:8887
> User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:92.0)
> Gecko/20100101 Firefox/92.0
> Accept: */*
> Accept-Language: fr,fr-FR;q=0.8,en-US;q=0.5,en;q=0.3
> Accept-Encoding: gzip, deflate
> Content-Type: text/x-gwt-rpc; charset=utf-8
> X-GWT-Permutation: A082E84D087467DED16699006D694A7B
> X-GWT-Module-Base: http://127.0.0.1:8887/spotgwt/
> Content-Length: 228
> Origin: http://127.0.0.1:8887
> DNT: 1
> Connection: keep-alive
> Referer: http://127.0.0.1:8887/SpotGWT.html
> Sec-Fetch-Dest: empty
> Sec-Fetch-Mode: cors
> Sec-Fetch-Site: same-origin
> Response headers
> Date: Tue, 12 Oct 2021 16:57:51 GMT
> Content-Encoding: gzip
> Content-Length: 501
> Content-Type: application/json; charset=utf-8
> Content-Disposition: attachment
>
> Can you help me.
>
> Thanks a lot
>
> Antonio
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