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From: "Massimo Signori" <signori@webscience.it>
To: "'HttpClient Project'" <httpclient-dev@jakarta.apache.org>
Subject: R: still got problems with too TCP connections open
Date: Mon, 25 Oct 2004 14:46:50 +0200
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My application is running on winXP with SP2, jre version 1.4.2_05 and
connection manager is default.

Massimo


-----Messaggio originale-----
Da: Oleg Kalnichevski [mailto:oleg.kalnichevski@bearingpoint.com]=20
Inviato: luned=EC 25 ottobre 2004 14.00
A: HttpClient Project
Oggetto: Re: still got problems with too TCP connections open


Massimo,

What platform is your application running on? What is the JRE version?
What connection manager is being used: default (simple), multithreaded
or a custom one?

Oleg

On Mon, 2004-10-25 at 13:49, Massimo Signori wrote:
> Hello, i'm still having a lot of problems with my code and with TCP
> connections; at this point I just don't know if the problem is =
HttpClient
> but I really don't know how to fix this problem...
>=20
> here's what my code do:=20
> Method downloadFileViaHttpClient downloads a ZIP file from a server =
while
> method notifyTimeServer notifies elapsed time to the server every 5
seconds.
>=20
>=20
> Now, here's the code:
>=20
> HttpClient is instantiated ONE time in both cases.
>=20
> private void downloadFileViaHttpClient(String remoteFile, String =
savePath)
> throws DownloadException {
>        =20
>        =20
>         try {
>             logger.debug("DOWNLOADING FILE... " + remoteFile);
>            =20
>             method =3D new GetMethod(remoteFile);
>            =20
>            =20
>                =20
>                 statusCode=3Dclient.executeMethod(method);
>                =20
>                 FileOutputStream out =3D new =
FileOutputStream(savePath);
>                =20
>                 InputStream in =3D method.getResponseBodyAsStream();
>                =20
>                 byte[] buffer =3D new byte[4096];
>                 int len =3D 0;
>                 while ((len =3D in.read(buffer)) > 0) {
>                     out.write(buffer, 0, len);
>                 }
>                =20
>                 in.close();
>                 out.close();
>                =20
>                =20
>         }
>         catch	(Exception e) {
>              method.releaseConnection();
>             throw new
> DownloadException(DownloadException.DOWNLOADING_ERROR);
>         }
>         finally{
>             method.releaseConnection();
>         }
>     }
>=20
> And the other's method code:
>=20
> private void notifyTimeServer() {
>        =20
>         logger.debug("notifyTimeServer, " + timerURL);
>        =20
>         HttpMethod method =3D new GetMethod(timerURL);
>        =20
>                 =20
>             logger.debug("Establishing connection");
>            =20
>             try {
>                 statusCode =3D client.executeMethod(method);
>                =20
>                 if (statusCode !=3D -1) {
>                 =20
>                     logger.debug("Connection estabilished");
>                     byte[] responseBody =3D method.getResponseBody();
>                    =20
>                 }
>             }
>            =20
>             catch (Exception e) {
>                 logger.error("Error calling jsp "  + e.getMessage());
>                                 //
>             }
>             finally{
>                 method.releaseConnection();
>             }
>               =20
>     }
>=20
> NotifyTimeServer is called every 5 seconds... I call =
releaseConnection...
> but...=20
>=20
> Looking with TCPView the number of connections open... about 5000 !!!!
>=20
> Thanks to all for any help
>=20
> Best regards,=20
>=20
> Massimo
>=20
>=20
> ---------------------------------------------------------------------
> To unsubscribe, e-mail: httpclient-dev-unsubscribe@jakarta.apache.org
> For additional commands, e-mail: =
httpclient-dev-help@jakarta.apache.org

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