/** * * Gets the response stream (may be wrapped with GZip/Deflate stream to decompress content). * * @param request the request * @return ResponseStream * @throws EWSHttpException the eWS http exception * @throws IOException Signals that an I/O exception has occurred. */ protected static InputStream getResponseStream(HttpWebRequest request) throws EWSHttpException, IOException { String contentEncoding = ""; if (null != request.getContentEncoding()) { contentEncoding = request.getContentEncoding().toLowerCase(); } InputStream responseStream; if (contentEncoding.contains("gzip")) { responseStream = new GZIPInputStream(request.getInputStream()); } else if (contentEncoding.contains("deflate")) { responseStream = new InflaterInputStream(request.getInputStream()); } else { responseStream = request.getInputStream(); } return responseStream; }
/** * * Processes the web exception. * * @param exception WebException * @param req HttpWebRequest */ private void processWebException(Exception exception, HttpWebRequest req) { SoapFaultDetails soapFaultDetails = null; if (null != req) { try { if (500 == req.getResponseCode()) { if (this.service.isTraceEnabledFor(TraceFlags.AutodiscoverRequest)) { ByteArrayOutputStream memoryStream = new ByteArrayOutputStream(); InputStream serviceResponseStream = AutodiscoverRequest.getResponseStream(req); while (true) { int data = serviceResponseStream.read(); if (-1 == data) { break; } else { memoryStream.write(data); } } memoryStream.flush(); serviceResponseStream.close(); this.service.traceResponse(req, memoryStream); ByteArrayInputStream memoryStreamIn = new ByteArrayInputStream(memoryStream.toByteArray()); EwsXmlReader reader = new EwsXmlReader(memoryStreamIn); // soapFaultDetails = this.readSoapFault(reader); this.readSoapFault(reader); memoryStream.close(); } else { InputStream serviceResponseStream = AutodiscoverRequest.getResponseStream(req); EwsXmlReader reader = new EwsXmlReader(serviceResponseStream); soapFaultDetails = this.readSoapFault(reader); serviceResponseStream.close(); if (soapFaultDetails != null) { throw new ServiceResponseException(new ServiceResponse(soapFaultDetails)); } } } else { this.service.processHttpErrorResponse(req, exception); } } catch (Exception e) { // do nothing e.printStackTrace(); } } }
/** * * Create a redirection response. * * @param httpWebResponse The HTTP web response. * @return AutodiscoverResponse autodiscoverResponse object. * @throws XMLStreamException the xML stream exception * @throws IOException Signals that an I/O exception has occurred. * @throws EWSHttpException the eWS http exception */ private AutodiscoverResponse createRedirectionResponse(HttpWebRequest httpWebResponse) throws XMLStreamException, IOException, EWSHttpException { String location = httpWebResponse.getResponseHeaderField("Location"); if (!(location == null || location.isEmpty())) { try { URI redirectionUri = new URI(location); if (redirectionUri.getScheme().toLowerCase().equals("http") || redirectionUri.getScheme().toLowerCase().equals("https")) { AutodiscoverResponse response = this.createServiceResponse(); response.setErrorCode(AutodiscoverErrorCode.RedirectUrl); response.setRedirectionUrl(redirectionUri); return response; } this.service.traceMessage( TraceFlags.AutodiscoverConfiguration, String.format( "Invalid redirection" + " URL '%s' " + "returned by Autodiscover " + "service.", redirectionUri.toString())); } catch (URISyntaxException ex) { this.service.traceMessage( TraceFlags.AutodiscoverConfiguration, String.format( "Invalid redirection " + "location '%s' " + "returned by Autodiscover " + "service.", location)); } } else { this.service.traceMessage( TraceFlags.AutodiscoverConfiguration, "Redirection response returned by Autodiscover " + "service without redirection location."); } return null; }
/** * * Executes this instance. * * @return the autodiscover response * @throws ServiceLocalException the service local exception * @throws Exception the exception */ protected AutodiscoverResponse internalExecute() throws ServiceLocalException, Exception { this.validate(); HttpWebRequest request = null; try { request = this.service.prepareHttpWebRequestForUrl(this.url); this.service.traceHttpRequestHeaders(TraceFlags.AutodiscoverRequestHttpHeaders, request); OutputStream urlOutStream = request.getOutputStream(); // OutputStreamWriter out = new OutputStreamWriter(request // .getOutputStream()); ByteArrayOutputStream memoryStream = new ByteArrayOutputStream(); this.writeSoapRequest(this.url, memoryStream); if (this.service.isTraceEnabledFor(TraceFlags.AutodiscoverRequest)) { memoryStream.flush(); this.service.traceXml(TraceFlags.AutodiscoverRequest, memoryStream); } memoryStream.writeTo(urlOutStream); urlOutStream.flush(); urlOutStream.close(); memoryStream.close(); // out.write(memoryStream.toString()); // out.close(); request.executeRequest(); request.getResponseCode(); if (AutodiscoverRequest.isRedirectionResponse(request)) { AutodiscoverResponse response = this.createRedirectionResponse(request); if (response != null) { return response; } else { throw new ServiceRemoteException(Strings.InvalidRedirectionResponseReturned); } } /* * BufferedReader in = new BufferedReader(new * InputStreamReader(request.getInputStream())); * * String decodedString; * * while ((decodedString = in.readLine()) != null) { * System.out.println(decodedString); } in.close(); */ memoryStream = new ByteArrayOutputStream(); InputStream serviceResponseStream = request.getInputStream(); while (true) { int data = serviceResponseStream.read(); if (-1 == data) { break; } else { memoryStream.write(data); } } memoryStream.flush(); serviceResponseStream.close(); if (this.service.isTraceEnabled()) { this.service.traceResponse(request, memoryStream); } ByteArrayInputStream memoryStreamIn = new ByteArrayInputStream(memoryStream.toByteArray()); EwsXmlReader ewsXmlReader = new EwsXmlReader(memoryStreamIn); // WCF may not generate an XML declaration. ewsXmlReader.read(); if (ewsXmlReader.getNodeType().getNodeType() == XMLNodeType.START_DOCUMENT) { ewsXmlReader.readStartElement(XmlNamespace.Soap, XmlElementNames.SOAPEnvelopeElementName); } else if ((ewsXmlReader.getNodeType().getNodeType() != XMLNodeType.START_ELEMENT) || (!ewsXmlReader.getLocalName().equals(XmlElementNames.SOAPEnvelopeElementName)) || (!ewsXmlReader .getNamespaceUri() .equals(EwsUtilities.getNamespaceUri(XmlNamespace.Soap)))) { throw new ServiceXmlDeserializationException(Strings.InvalidAutodiscoverServiceResponse); } this.readSoapHeader(ewsXmlReader); AutodiscoverResponse response = this.readSoapBody(ewsXmlReader); ewsXmlReader.readEndElement(XmlNamespace.Soap, XmlElementNames.SOAPEnvelopeElementName); if (response.getErrorCode() == AutodiscoverErrorCode.NoError) { return response; } else { throw new AutodiscoverResponseException( response.getErrorCode(), response.getErrorMessage()); } } catch (XMLStreamException ex) { this.service.traceMessage( TraceFlags.AutodiscoverConfiguration, String.format("XML parsing error: %s", ex.getMessage())); // Wrap exception throw new ServiceRequestException( String.format(Strings.ServiceRequestFailed, ex.getMessage()), ex); } catch (IOException ex) { this.service.traceMessage( TraceFlags.AutodiscoverConfiguration, String.format("I/O error: %s", ex.getMessage())); // Wrap exception throw new ServiceRequestException( String.format(Strings.ServiceRequestFailed, ex.getMessage()), ex); } catch (Exception ex) { // HttpWebRequest httpWebResponse = (HttpWebRequest)ex; if (null != request && request.getResponseCode() == 7) { if (AutodiscoverRequest.isRedirectionResponse(request)) { this.service.traceHttpResponseHeaders( TraceFlags.AutodiscoverResponseHttpHeaders, request); AutodiscoverResponse response = this.createRedirectionResponse(request); if (response != null) { return response; } } else { this.processWebException(ex, request); } } // Wrap exception if the above code block didn't throw throw new ServiceRequestException( String.format(Strings.ServiceRequestFailed, ex.getMessage()), ex); } finally { try { request.close(); } catch (Exception e2) { request = null; } } }
/** * * Determines whether response is a redirection. * * @param request the request * @return True if redirection response. * @throws EWSHttpException the eWS http exception */ protected static boolean isRedirectionResponse(HttpWebRequest request) throws EWSHttpException { return ((request.getResponseCode() == 301) || (request.getResponseCode() == 302) || (request.getResponseCode() == 307) || (request.getResponseCode() == 303)); }