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Sporadic error sending SOAP messages
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created by <a href="http://community.jboss.org/people/sat.ena">Sat Ena</a> in <i>JBoss Web Services</i> - <a href="http://community.jboss.org/message/590160#590160">View the full discussion</a>
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<div class="jive-rendered-content"><p>Hi,</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>I am facing a sporadic (intermittent) issue when tried to send SOAP messages over HTTPS through a proxy. Below are the checks done</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>- SSL certificates installed.</p><p>- WebService end-point is always avaliable. No issue with it.</p><p>- When the failed messages are re-sent they go through fine.</p><p>- Connected through a proxy server.</p><p>- Using SAAJ api provided by Jboss installation</p><p>     /server/default/lib/saaj-api.jar</p><p>     /server/default/lib/saaj-impl.jar</p><p>- Java version: jdk1.5.0_11</p><p>- Jboss version: jboss-4.0.5.GA</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>Code Snippet of client which sends the SOAP message:</p><p>-----------------------------------------------------------------------------------</p><p>private String sendSoap(String content) throws IOException </p><p>    {</p><p>        String retValue = "";</p><p>        try {</p><p>            String methodName = this.properties.getProperty ("method");</p><p>            String url = this.properties.getProperty ("url");</p><p>            String soapAction = this.properties.getProperty ("action");</p><p>            if (soapAction==null) soapAction = "DEFAULT";</p><p>            String nameSpace = this.properties.getProperty (methodName+".namespace");</p><p>            String parameter = this.properties.getProperty (methodName+".parameter");</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>            javax.xml.soap.SOAPMessage message = javax.xml.soap.MessageFactory.newInstance().createMessage();</p><p>            message.getMimeHeaders().addHeader("SOAPAction",soapAction);</p><p>            javax.xml.soap.SOAPHeader header = message.getSOAPHeader();</p><p>            javax.xml.soap.SOAPBody body = message.getSOAPBody();</p><p>            javax.xml.soap.SOAPFactory soapFactory = javax.xml.soap.SOAPFactory.newInstance();</p><p>            javax.xml.soap.Name bodyName = soapFactory.createName(methodName,"ns0",nameSpace);</p><p>            javax.xml.soap.SOAPBodyElement bodyElement = body.addBodyElement(bodyName);</p><p>            javax.xml.soap.Name parameterName = soapFactory.createName (parameter);</p><p>            javax.xml.soap.SOAPElement parameterElement = soapFactory.createElement (parameterName);</p><p>            parameterElement.addTextNode (content);</p><p>            bodyElement.addChildElement (parameterElement);</p><p>            java.io.ByteArrayOutputStream out1 = new java.io.ByteArrayOutputStream();</p><p>            message.writeTo (out1);</p><p>            java.net.URL endpoint = new java.net.URL(url);</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>            javax.xml.soap.SOAPConnection conn = javax.xml.soap.SOAPConnectionFactory.newInstance().createConnection();</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>            javax.xml.soap.SOAPMessage response = conn.call(message,endpoint);</p><p>            java.io.ByteArrayOutputStream out2 = new java.io.ByteArrayOutputStream();</p><p>            response.writeTo(out2);</p><p>            logger.debug("XML Response String ==> " + out2.toString());</p><p>            javax.xml.soap.SOAPBody responseBody = response.getSOAPBody();</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>            org.w3c.dom.Document document = responseBody.extractContentAsDocument();</p><p>            retValue = document.getElementsByTagNameNS( nameSpace, methodName+"Return").item (0).getTextContent ();</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>       } </p><p>        catch (SOAPException ex) </p><p>        {       ex.printStackTrace();</p><p>            throw new IOException(ex.getMessage());</p><p>        } </p><p>        catch (FactoryConfigurationError ex) </p><p>        {</p><p>            ex.printStackTrace();</p><p>            throw new IOException(ex.getMessage());</p><p>        }</p><p>        return retValue;</p><p>    }</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>Error stack trace when messaged failed:</p><p>-----------------------------------------------------------</p></div>
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