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From Michael McGrady <m...@michaelmcgrady.com>
Subject Re: 'Socket closed' exception using
Date Wed, 12 May 2004 17:29:06 GMT
How are you setting your headers?  That is sometimes the issue on socket 
closings.

At 10:25 AM 5/12/2004, Preygel, Sofya wrote:
>Hello,
>
>We are trying to use HTTPClient.execute(PostMethod) for sending SOAP
>requests to Connotate's Web Mining Server (WMS). The requests are sent
>every 1 minute, and in most cases everything works fine. However, every
>so often (sometimes way too often!) we are getting the 'Socket closed'
>exception. The socket timeout was initially set to 10 seconds (10000
>millis), but even after I set it to 120 seconds (120000 millis), we are
>still seeing it happening quite often. I tried to use both the
>getResponseBodyAsString() and getResponseBodyAsStream() to retrieve the
>response, but it does not change anything.
>
>The application is running on Windows 2000 (SP4). I tried both the
>HTTPClient v2.0 (final) and the latest night build (as of yesterday),
>but the results are the same. We are using HTTP 1.0
>(PostMethod.setHttp11(false)), with the application running on the same
>computer as the WMS.
>
>I will appreciate any suggestions about what can be done here.
>
>Thank you,
>Sofya
>
>Stack trace:
>08:54:37 DEBUG [Thread-19] - enter PostMethod.renerateRequestBody()
>08:54:37 DEBUG [Thread-19] - enter
>EntityEnclosingMethod.renerateRequestBody()
>08:54:37 DEBUG [Thread-19] - enter getContentCharSet( Header
>contentheader )
>08:54:37 DEBUG [Thread-19] - enter HeaderElement.parse(String)
>08:54:37 DEBUG [Thread-19] - enter HeaderElement.parsePair(char[], int,
>int)
>08:54:37 DEBUG [Thread-19] - enter HeaderElement.parsePair(char[], int,
>int)
>08:54:37 DEBUG [Thread-19] - Using buffered request body
>08:54:37 DEBUG [Thread-19] - enter
>HttpConnection.getRequestOutputStream()
>08:54:37 DEBUG [Thread-19] - Request body sent
>08:54:37 DEBUG [Thread-19] - enter
>HttpConnection.flushRequestOutputStream()
>08:54:37 DEBUG [Thread-19] - enter HttpConnection.close()
>08:54:37 DEBUG [Thread-19] - enter
>HttpConnection.closeSockedAndStreams()
>08:54:37 DEBUG [Thread-19] - enter HttpConnection.close()
>08:54:37 DEBUG [Thread-19] - enter
>HttpConnection.closeSockedAndStreams()
>08:54:37 DEBUG [Thread-19] - enter HttpConnection.close()
>08:54:37 DEBUG [Thread-19] - enter
>HttpConnection.closeSockedAndStreams()
>08:54:37 DEBUG [Thread-19] - enter HttpConnection.releaseConnection()
>08:54:37 ERROR [Thread-19] - I/O exception executing the get data
>request 'Execute'.
>java.net.SocketException: Socket closed
>         at java.net.SocketOutputStream.socketWrite0(Native Method)
>         at
>java.net.SocketOutputStream.socketWrite(SocketOutputStream.java:92)
>         at
>java.net.SocketOutputStream.write(SocketOutputStream.java:136)
>         at
>org.apache.commons.httpclient.HttpConnection$WrappedOutputStream.write(H
>ttpConnection.java:1368)
>         at
>java.io.BufferedOutputStream.flushBuffer(BufferedOutputStream.java:69)
>         at
>java.io.BufferedOutputStream.flush(BufferedOutputStream.java:127)
>         at
>org.apache.commons.httpclient.HttpConnection.flushRequestOutputStream(Ht
>tpConnection.java:799)
>         at
>org.apache.commons.httpclient.HttpMethodBase.writeRequest(HttpMethodBase
>.java:2324)
>         at
>org.apache.commons.httpclient.HttpMethodBase.processRequest(HttpMethodBa
>se.java:2657)
>         at
>org.apache.commons.httpclient.HttpMethodBase.execute(HttpMethodBase.java
>:1093)
>         at
>org.apache.commons.httpclient.HttpClient.executeMethod(HttpClient.java:6
>75)
>         at
>org.apache.commons.httpclient.HttpClient.executeMethod(HttpClient.java:5
>29)
>         at
>pbf.travinfo.dcol.CHPDI.AgentLibrary.getSOAPResponse(AgentLibrary.java:6
>48)
>
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