This is likely due to a problem with the last alpha release of
HttpClient. Aborted connections weren't properly released back to
connection managers. It's been fixed, but I'm not sure a new release
was issued.
Is it possible to try building httpclient from source and see if the
problem still occurs?
Sam
On 4/18/08, Jan Bracker <[EMAIL PROTECTED]> wrote:
> Hello,
>
> when i abort a request and after that, start a new one with my
> DefaultHttpClient i get the following exception:
> 29207 [Thread-3] WARN
> org.apache.http.impl.conn.SingleClientConnManager - Invalid use of
> SingleClientConnManager: connection still allocated.
> Make sure to release the connection before allocating another one.
> java.lang.IllegalStateException: Revoking connection to
> HttpRoute[{}->http://selfhtml.mijabo.de:80]
> at
> org.apache.http.impl.conn.SingleClientConnManager.revokeConnection(SingleClientConnManager.java:345)
> at
> org.apache.http.impl.conn.SingleClientConnManager.getConnection(SingleClientConnManager.java:220)
> at
> org.apache.http.impl.conn.SingleClientConnManager.getConnection(SingleClientConnManager.java:195)
> at
> org.apache.http.impl.client.DefaultClientRequestDirector.allocateConnection(DefaultClientRequestDirector.java:508)
> at
> org.apache.http.impl.client.DefaultClientRequestDirector.execute(DefaultClientRequestDirector.java:293)
> at
> org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClient.java:500)
> at
> org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClient.java:463)
> at
> org.downman.download.http.HttpDownload$HttpDownloader.requestFileInfo(HttpDownload.java:294)
> at
> org.downman.download.http.HttpDownload$HttpDownloader.initializeDownloader(HttpDownload.java:423)
> at
> org.downman.download.http.HttpDownload$HttpDownloader.run(HttpDownload.java:536)
> at java.lang.Thread.run(Thread.java:619)
>
> Allthough it is only a warning I followed the given adivce and tried
> the following after i abort a request:
> this.REQUEST.abort();
> try {
> this.CLIENT.getConnectionManager().releaseConnection(
> this.CLIENT.getConnectionManager().getConnection(new
> HttpRoute(HttpDownload.this.HOST)));
> }
> catch(InterruptedException e) {
> LOG.warn("Releasing the connection failed for download: "
> + HttpDownload.this.getSource().toString(), e);
> }
>
> After that the warning did not appear anymore after starting a new
> request, but for some reason this exception appeared as warning when
> aborting/trying to release the connection:
> 40827 [Thread-3] WARN
> org.apache.http.impl.conn.SingleClientConnManager - Invalid use of
> SingleClientConnManager: connection still allocated.
> Make sure to release the connection before allocating another one.
> java.lang.IllegalStateException: Revoking connection to
> HttpRoute[{}->http://selfhtml.tobias-unger.com:80]
> at
> org.apache.http.impl.conn.SingleClientConnManager.revokeConnection(SingleClientConnManager.java:345)
> at
> org.apache.http.impl.conn.SingleClientConnManager.getConnection(SingleClientConnManager.java:220)
> at
> org.downman.download.http.HttpDownload$HttpDownloader.releaseConnection(HttpDownload.java:410)
> at
> org.downman.download.http.HttpDownload$HttpDownloader.finalizeDownloader(HttpDownload.java:527)
> at
> org.downman.download.http.HttpDownload$HttpDownloader.run(HttpDownload.java:601)
> at java.lang.Thread.run(Thread.java:619)
>
> It seems to be the same error. I wanted to ask, what am i doing wrong?
> Is it normal to recieve a warning exception when sending requests
> after previously aborting one? How can i get rid of this warning?
>
> As a sidenote: I am reusing one and the same HttpRequest (same
> instance) and HttpClient multiple times.
>
> Regards,
> Jan Bracker
>
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