protected String getRallyXML(String apiUrl) throws Exception {
    String responseXML = "";

    DefaultHttpClient httpClient = new DefaultHttpClient();

    Base64 base64 = new Base64();
    String encodeString =
        new String(base64.encode((rallyApiHttpUsername + ":" + rallyApiHttpPassword).getBytes()));

    HttpGet httpGet = new HttpGet(apiUrl);
    httpGet.addHeader("Authorization", "Basic " + encodeString);
    HttpResponse response = httpClient.execute(httpGet);
    HttpEntity entity = response.getEntity();

    if (entity != null) {

      InputStreamReader reader = new InputStreamReader(entity.getContent());
      BufferedReader br = new BufferedReader(reader);

      StringBuilder sb = new StringBuilder();
      String line = "";
      while ((line = br.readLine()) != null) {
        sb.append(line);
      }

      responseXML = sb.toString();
    }

    log.debug("responseXML=" + responseXML);

    return responseXML;
  }
Beispiel #2
0
 private String sendBasic(HttpRequestBase request) throws HttpException {
   try {
     HttpResponse response = httpClient.execute(request);
     HttpEntity entity = response.getEntity();
     String body = "";
     if (entity != null) {
       body = EntityUtils.toString(entity, UTF_8);
       if (entity.getContentType() == null) {
         body = new String(body.getBytes(ISO_8859_1), UTF_8);
       }
     }
     int code = response.getStatusLine().getStatusCode();
     if (code < 200 || code >= 300) {
       throw new Exception(String.format(" code : '%s' , body : '%s'", code, body));
     }
     return body;
   } catch (Exception ex) {
     throw new HttpException(
         "Fail to send "
             + request.getMethod()
             + " request to url "
             + request.getURI()
             + ", "
             + ex.getMessage(),
         ex);
   } finally {
     request.releaseConnection();
   }
 }
 public Result<InputStream> getInputStream(String endpoint) throws IOException {
   HttpClient cli = createClient();
   HttpGet get = createGet(endpoint);
   HttpResponse res = cli.execute(get);
   Object result = null;
   if (res.getStatusLine().getStatusCode() == 200) result = res.getEntity().getContent();
   else {
     RestResponse resp = new RestResponse(res);
     result = unmarshalPOJO(resp, InputStream.class);
     cli.getConnectionManager().shutdown();
   }
   return new Result<InputStream>(result);
 }
Beispiel #4
0
    /**
     * Parse the room read response received from reservation backend.
     *
     * <p>This will request the retry if the response status code differs from 200, 201 or 4xx.
     *
     * @param response The Apache HTTP client response
     * @throws IOException
     * @throws ParseException
     * @throws FaultTolerantRESTRequest.RetryRequestedException
     */
    @Override
    protected void parse(HttpResponse response)
        throws IOException, ParseException, FaultTolerantRESTRequest.RetryRequestedException {

      int statusCode = response.getStatusLine().getStatusCode();

      logger.info("STATUS CODE: " + statusCode);

      if (200 == statusCode || 201 == statusCode) {
        // OK
        conference = readConferenceResponse(conference, response);

        result = new ApiResult(statusCode, conference);
      } else if ((statusCode >= 400) && (statusCode < 500)) {
        // Client side error, indicates that the reservation
        // backend do not want the resubmission
        ErrorResponse error = readErrorResponse(response);

        result = new ApiResult(statusCode, error);

      } else {

        // Unusual status code, request the retry
        throw new FaultTolerantRESTRequest.RetryRequestedException();
      }
    }
Beispiel #5
0
 public Either<IOException, InputStream> apply(HttpResponse resp) {
   try {
     return new Right<IOException, InputStream>(resp.getEntity().getContent());
   } catch (IOException e) {
     return new Left<IOException, InputStream>(e);
   }
 }
 /** @return {@link InputStream} from a {@link HttpResponse} */
 InputStream getStream(HttpResponse response) {
   try {
     return response.getEntity().getContent();
   } catch (Exception e) {
     log.error("Error reading response. " + e.getMessage());
     throw new CouchDbException(e);
   }
 }
Beispiel #7
0
  /**
   * Parses error response.
   *
   * @param response parsed <tt>ErrorResponse</tt>
   * @return <tt>ErrorResponse</tt> parsed from HTTP content stream.
   * @throws IOException if any IO issues occur.
   * @throws ParseException if any issues with JSON parsing occur.
   */
  private ErrorResponse readErrorResponse(HttpResponse response)
      throws IOException, ParseException {
    BufferedReader rd =
        new BufferedReader(new InputStreamReader(response.getEntity().getContent()));

    jsonParser.parse(rd, errorJson);

    return errorJson.getResult();
  }
  protected String postRallyXML(String apiUrl, String requestXML) throws Exception {
    String responseXML = "";

    DefaultHttpClient httpClient = new DefaultHttpClient();

    Base64 base64 = new Base64();
    String encodeString =
        new String(base64.encode((rallyApiHttpUsername + ":" + rallyApiHttpPassword).getBytes()));

    HttpPost httpPost = new HttpPost(apiUrl);
    httpPost.addHeader("Authorization", "Basic " + encodeString);

    httpPost.setEntity(new StringEntity(requestXML));

    HttpResponse response = httpClient.execute(httpPost);
    HttpEntity entity = response.getEntity();

    responseXML = getEntityString(entity);

    return responseXML;
  }
Beispiel #9
0
  public Either<IOException, HttpResponse> execRequest(HttpUriRequest httpReq, String acceptType) {
    DefaultHttpClient httpClient = new DefaultHttpClient();
    httpReq.setHeader("accept", acceptType);
    for (Header header : getHeaders()) {
      httpReq.setHeader(header);
    }

    try {
      HttpResponse resp = httpClient.execute(httpReq);
      Log.i(
          TAG,
          String.format(
              "%s %s %s => %d",
              httpReq.getRequestLine().getMethod(),
              httpReq.getRequestLine().getUri(),
              httpReq.getParams(),
              resp.getStatusLine().getStatusCode()));
      return new Right<IOException, HttpResponse>(resp);
    } catch (IOException e) {
      return new Left<IOException, HttpResponse>(e);
    }
  }
 /**
  * Validates a HTTP response; on error cases logs status and throws relevant exceptions.
  *
  * @param response The HTTP response.
  */
 private void validate(HttpResponse response) throws IOException {
   int code = response.getStatusLine().getStatusCode();
   if (code == 200 || code == 201 || code == 202) { // success (ok | created | accepted)
     return;
   }
   String msg = format("<< Status: %s (%s) ", code, response.getStatusLine().getReasonPhrase());
   switch (code) {
     case HttpStatus.SC_NOT_FOUND:
       {
         log.info(msg);
         throw new NoDocumentException(msg);
       }
     case HttpStatus.SC_CONFLICT:
       {
         log.warn(msg);
         throw new DocumentConflictException(msg);
       }
     default:
       { // other errors: 400 | 401 | 500 etc.
         log.error(msg += EntityUtils.toString(response.getEntity()));
         throw new CouchDbException(msg);
       }
   }
 }
Beispiel #11
0
 public Either<IOException, String> apply(HttpResponse response) {
   BufferedReader reader = null;
   try {
     StringBuilder builder = new StringBuilder();
     reader =
         new BufferedReader(
             new InputStreamReader(response.getEntity().getContent(), "UTF-8"));
     while (true) {
       String read = reader.readLine();
       if (read == null) break;
       builder.append(read);
     }
     return new Right<IOException, String>(builder.toString());
   } catch (IOException e) {
     return new Left<IOException, String>(e);
   }
 }
Beispiel #12
0
  /**
   * Parses JSON string returned in HTTP response and converts it to <tt>Conference</tt> instance.
   *
   * @param conference <tt>Conference</tt> instance that contains the data returned by API endpoint.
   * @param response HTTP response returned by the API endpoint.
   * @return <tt>Conference</tt> instance that contains the data returned by API endpoint.
   * @throws IOException if any IO problems occur.
   * @throws ParseException if any problems with JSON parsing occur.
   */
  private Conference readConferenceResponse(Conference conference, HttpResponse response)
      throws IOException, ParseException {
    BufferedReader rd =
        new BufferedReader(new InputStreamReader(response.getEntity().getContent()));

    if (conference != null) {
      conferenceJson.setForUpdate(conference);
    }

    jsonParser.parse(rd, conferenceJson);

    if (conference == null) {
      conference = conferenceJson.getResult();
    }

    logger.info("ID: " + conference.getId());
    logger.info("PIN: " + conference.getPin());
    logger.info("URL: " + conference.getUrl());
    logger.info("SIP ID: " + conference.getSipId());
    logger.info("START TIME: " + conference.getStartTime());
    logger.info("DURATION: " + conference.getDuration());

    return conference;
  }
  /** 连接网络读取数据 */
  @Override
  protected <T> void connectWithRetries(AbstractRequest<T> request, InternalResponse response)
      throws HttpClientException, HttpNetException, HttpServerException {

    // if(true) {
    //    throw new HttpNetException(NetException.NetworkDisabled);
    // }

    // 1. create apache request
    final HttpUriRequest apacheRequest = createApacheRequest(request);

    // 2. update http header
    if (request.getHeaders() != null) {
      Set<Entry<String, String>> set = request.getHeaders().entrySet();
      for (Entry<String, String> en : set) {
        apacheRequest.setHeader(new BasicHeader(en.getKey(), en.getValue()));
      }
    }

    // 3. try to connect
    HttpListener<T> listener = request.getHttpListener();
    StatisticsListener statistic = response.getStatistics();
    int times = 0,
        maxRetryTimes = request.getMaxRetryTimes(),
        maxRedirectTimes = request.getMaxRedirectTimes();
    boolean retry = true;
    IOException cause = null;
    while (retry) {
      try {
        cause = null;
        retry = false;
        if (request.isCancelledOrInterrupted()) {
          return;
        }
        if (statistic != null) {
          statistic.onPreConnect(request);
        }
        HttpResponse ares = mHttpClient.execute(apacheRequest);
        if (statistic != null) {
          statistic.onAfterConnect(request);
        }
        // status
        StatusLine status = ares.getStatusLine();
        HttpStatus httpStatus = new HttpStatus(status.getStatusCode(), status.getReasonPhrase());
        response.setHttpStatus(httpStatus);
        // header
        Header[] headers = ares.getAllHeaders();
        if (headers != null) {
          com.litesuits.http.data.NameValuePair hs[] =
              new com.litesuits.http.data.NameValuePair[headers.length];
          for (int i = 0; i < headers.length; i++) {
            String name = headers[i].getName();
            String value = headers[i].getValue();
            if ("Content-Length".equalsIgnoreCase(name)) {
              response.setContentLength(Long.parseLong(value));
            }
            hs[i] = new com.litesuits.http.data.NameValuePair(name, value);
          }
          response.setHeaders(hs);
        }

        // data body
        if (status.getStatusCode() <= 299 || status.getStatusCode() == 600) {
          // 成功
          HttpEntity entity = ares.getEntity();
          if (entity != null) {
            // charset
            String charSet = getCharsetFromEntity(entity, request.getCharSet());
            response.setCharSet(charSet);
            // is cancelled ?
            if (request.isCancelledOrInterrupted()) {
              return;
            }
            // length
            long len = response.getContentLength();
            DataParser<T> parser = request.getDataParser();
            if (statistic != null) {
              statistic.onPreRead(request);
            }
            parser.readFromNetStream(entity.getContent(), len, charSet);
            if (statistic != null) {
              statistic.onAfterRead(request);
            }
            response.setReadedLength(parser.getReadedLength());
            endEntityViaReflection(entity);
          }
          return;
        } else if (status.getStatusCode() <= 399) {
          // redirect
          if (response.getRedirectTimes() < maxRedirectTimes) {
            // get the location header to find out where to redirect to
            Header locationHeader = ares.getFirstHeader(Consts.REDIRECT_LOCATION);
            if (locationHeader != null) {
              String location = locationHeader.getValue();
              if (location != null && location.length() > 0) {
                if (!location.toLowerCase().startsWith("http")) {
                  URI uri = new URI(request.getFullUri());
                  URI redirect = new URI(uri.getScheme(), uri.getHost(), location, null);
                  location = redirect.toString();
                }
                response.setRedirectTimes(response.getRedirectTimes() + 1);
                request.setUri(location);
                if (HttpLog.isPrint) {
                  HttpLog.i(TAG, "Redirect to : " + location);
                }
                if (listener != null) {
                  listener.notifyCallRedirect(
                      request, maxRedirectTimes, response.getRedirectTimes());
                }
                connectWithRetries(request, response);
                return;
              }
            }
            throw new HttpServerException(httpStatus);
          } else {
            throw new HttpServerException(ServerException.RedirectTooMuch);
          }
        } else if (status.getStatusCode() <= 499) {
          // 客户端被拒
          throw new HttpServerException(httpStatus);
        } else if (status.getStatusCode() < 599) {
          // 服务器有误
          throw new HttpServerException(httpStatus);
        }
      } catch (IOException e) {
        cause = e;
      } catch (NullPointerException e) {
        // bug in HttpClient 4.0.x, see http://code.google.com/p/android/issues/detail?id=5255
        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.GINGERBREAD) {
          cause = new IOException(e.getMessage());
        } else {
          cause = new IOException(e);
        }
      } catch (URISyntaxException e) {
        throw new HttpClientException(e);
      } catch (IllegalStateException e) {
        // for apache http client. if url is illegal, it usually raises an exception as
        // "IllegalStateException:
        // Scheme 'xxx' not registered."
        throw new HttpClientException(e);
      } catch (SecurityException e) {
        throw new HttpClientException(e, ClientException.PermissionDenied);
      } catch (RuntimeException e) {
        throw new HttpClientException(e);
      }
      if (cause != null) {
        try {
          if (request.isCancelledOrInterrupted()) {
            return;
          }
          times++;
          retry =
              retryHandler.retryRequest(
                  cause, times, maxRetryTimes, mHttpContext, config.getContext());
        } catch (InterruptedException e) {
          e.printStackTrace();
          return;
        }
        if (retry) {
          response.setRetryTimes(times);
          if (HttpLog.isPrint) {
            HttpLog.i(TAG, "LiteHttp retry request: " + request.getUri());
          }
          if (listener != null) {
            listener.notifyCallRetry(request, maxRetryTimes, times);
          }
        }
      }
    }
    if (cause != null) {
      throw new HttpNetException(cause);
    }
  }
  public void tempRedirectInvoke(
      @Nonnull String tempEndpoint,
      @Nonnull String method,
      @Nonnull String account,
      @Nonnull String resource,
      @Nonnull String body)
      throws CloudException, InternalException {
    if (logger.isTraceEnabled()) {
      logger.trace(
          "enter - " + AzureMethod.class.getName() + ".post(" + account + "," + resource + ")");
    }
    if (wire.isDebugEnabled()) {
      wire.debug(
          "POST --------------------------------------------------------> "
              + endpoint
              + account
              + resource);
      wire.debug("");
    }
    try {
      HttpClient client = getClient();
      String url = tempEndpoint + account + resource;

      HttpRequestBase httpMethod = getMethod(method, url);

      // If it is networking configuration services
      if (httpMethod instanceof HttpPut) {
        if (url.endsWith("/services/networking/media")) {
          httpMethod.addHeader("Content-Type", "text/plain");
        } else {
          httpMethod.addHeader("Content-Type", "application/xml;charset=UTF-8");
        }
      } else {
        httpMethod.addHeader("Content-Type", "application/xml;charset=UTF-8");
      }

      // dmayne version is older for anything to do with images and for disk deletion
      if (url.indexOf("/services/images") > -1
          || (httpMethod instanceof HttpDelete && url.indexOf("/services/disks") > -1)) {
        httpMethod.addHeader("x-ms-version", "2012-08-01");
      } else {
        httpMethod.addHeader("x-ms-version", "2012-03-01");
      }

      if (strategy != null && strategy.getSendAsHeader()) {
        httpMethod.addHeader(strategy.getHeaderName(), strategy.getRequestId());
      }

      if (wire.isDebugEnabled()) {
        wire.debug(httpMethod.getRequestLine().toString());
        for (Header header : httpMethod.getAllHeaders()) {
          wire.debug(header.getName() + ": " + header.getValue());
        }
        wire.debug("");
        if (body != null) {
          wire.debug(body);
          wire.debug("");
        }
      }

      if (httpMethod instanceof HttpEntityEnclosingRequestBase) {

        HttpEntityEnclosingRequestBase entityEnclosingMethod =
            (HttpEntityEnclosingRequestBase) httpMethod;

        if (body != null) {
          try {
            entityEnclosingMethod.setEntity(new StringEntity(body, "application/xml", "utf-8"));
          } catch (UnsupportedEncodingException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
          }
        }
      }

      HttpResponse response;
      StatusLine status;

      try {
        response = client.execute(httpMethod);
        status = response.getStatusLine();
      } catch (IOException e) {
        logger.error(
            "post(): Failed to execute HTTP request due to a cloud I/O error: " + e.getMessage());
        if (logger.isTraceEnabled()) {
          e.printStackTrace();
        }
        throw new CloudException(e);
      }
      if (logger.isDebugEnabled()) {
        logger.debug("post(): HTTP Status " + status);
      }
      Header[] headers = response.getAllHeaders();

      if (wire.isDebugEnabled()) {
        wire.debug(status.toString());
        for (Header h : headers) {
          if (h.getValue() != null) {
            wire.debug(h.getName() + ": " + h.getValue().trim());
          } else {
            wire.debug(h.getName() + ":");
          }
        }
        wire.debug("");
      }
      if (status.getStatusCode() != HttpServletResponse.SC_OK
          && status.getStatusCode() != HttpServletResponse.SC_CREATED
          && status.getStatusCode() != HttpServletResponse.SC_ACCEPTED) {
        logger.error("post(): Expected OK for GET request, got " + status.getStatusCode());

        HttpEntity entity = response.getEntity();

        if (entity == null) {
          throw new AzureException(
              CloudErrorType.GENERAL,
              status.getStatusCode(),
              status.getReasonPhrase(),
              "An error was returned without explanation");
        }
        try {
          body = EntityUtils.toString(entity);
        } catch (IOException e) {
          throw new AzureException(
              CloudErrorType.GENERAL,
              status.getStatusCode(),
              status.getReasonPhrase(),
              e.getMessage());
        }
        if (wire.isDebugEnabled()) {
          wire.debug(body);
        }
        wire.debug("");
        AzureException.ExceptionItems items =
            AzureException.parseException(status.getStatusCode(), body);

        if (items == null) {
          throw new CloudException(
              CloudErrorType.GENERAL, status.getStatusCode(), "Unknown", "Unknown");
        }
        logger.error(
            "post(): [" + status.getStatusCode() + " : " + items.message + "] " + items.details);
        throw new AzureException(items);
      }
    } finally {
      if (logger.isTraceEnabled()) {
        logger.trace("exit - " + AzureMethod.class.getName() + ".post()");
      }
      if (wire.isDebugEnabled()) {
        wire.debug("");
        wire.debug(
            "POST --------------------------------------------------------> "
                + endpoint
                + account
                + resource);
      }
    }
  }
  public String post(@Nonnull String account, @Nonnull String resource, @Nonnull String body)
      throws CloudException, InternalException {
    if (logger.isTraceEnabled()) {
      logger.trace(
          "enter - " + AzureMethod.class.getName() + ".post(" + account + "," + resource + ")");
    }
    if (wire.isDebugEnabled()) {
      wire.debug(
          "POST --------------------------------------------------------> "
              + endpoint
              + account
              + resource);
      wire.debug("");
    }
    String requestId = null;
    try {
      HttpClient client = getClient();
      String url = endpoint + account + resource;

      HttpPost post = new HttpPost(url);

      if (url.toLowerCase().contains("operations")) {
        post.addHeader("x-ms-version", "2014-02-01");
      } else if (url.toLowerCase().contains("/deployments")) {
        post.addHeader("x-ms-version", "2014-05-01");
      } else {
        post.addHeader("x-ms-version", "2012-03-01");
      }

      if (strategy != null && strategy.getSendAsHeader()) {
        post.addHeader(strategy.getHeaderName(), strategy.getRequestId());
      }

      // If it is networking configuration services
      if (url.endsWith("/services/networking/media")) {
        post.addHeader("Content-Type", "text/plain;charset=UTF-8");
      } else {
        post.addHeader("Content-Type", "application/xml;charset=UTF-8");
      }

      if (wire.isDebugEnabled()) {
        wire.debug(post.getRequestLine().toString());
        for (Header header : post.getAllHeaders()) {
          wire.debug(header.getName() + ": " + header.getValue());
        }
        wire.debug("");
        if (body != null) {
          wire.debug(body);
          wire.debug("");
        }
      }
      if (body != null) {
        try {
          if (url.endsWith("/services/networking/media")) {
            post.setEntity(new StringEntity(body, "text/plain", "utf-8"));
          } else {
            post.setEntity(new StringEntity(body, "application/xml", "utf-8"));
          }

        } catch (UnsupportedEncodingException e) {
          throw new InternalException(e);
        }
      }
      HttpResponse response;
      StatusLine status;

      try {
        response = client.execute(post);
        status = response.getStatusLine();
      } catch (IOException e) {
        logger.error(
            "post(): Failed to execute HTTP request due to a cloud I/O error: " + e.getMessage());
        if (logger.isTraceEnabled()) {
          e.printStackTrace();
        }
        throw new CloudException(e);
      }
      if (logger.isDebugEnabled()) {
        logger.debug("post(): HTTP Status " + status);
      }
      Header[] headers = response.getAllHeaders();

      if (wire.isDebugEnabled()) {
        wire.debug(status.toString());
      }
      for (Header h : headers) {
        if (h.getValue() != null) {
          if (wire.isDebugEnabled()) {
            wire.debug(h.getName() + ": " + h.getValue().trim());
          }
          if (h.getName().equalsIgnoreCase("x-ms-request-id")) {
            requestId = h.getValue().trim();
          }
        } else {
          if (wire.isDebugEnabled()) {
            wire.debug(h.getName() + ":");
          }
        }
      }
      if (wire.isDebugEnabled()) {
        wire.debug("");
      }

      if (status.getStatusCode() != HttpServletResponse.SC_OK
          && status.getStatusCode() != HttpServletResponse.SC_CREATED
          && status.getStatusCode() != HttpServletResponse.SC_ACCEPTED) {
        logger.error("post(): Expected OK for GET request, got " + status.getStatusCode());

        HttpEntity entity = response.getEntity();

        if (entity == null) {
          throw new AzureException(
              CloudErrorType.GENERAL,
              status.getStatusCode(),
              status.getReasonPhrase(),
              "An error was returned without explanation");
        }
        try {
          body = EntityUtils.toString(entity);
        } catch (IOException e) {
          throw new AzureException(
              CloudErrorType.GENERAL,
              status.getStatusCode(),
              status.getReasonPhrase(),
              e.getMessage());
        }
        if (wire.isDebugEnabled()) {
          wire.debug(body);
        }
        wire.debug("");
        AzureException.ExceptionItems items =
            AzureException.parseException(status.getStatusCode(), body);

        if (items == null) {
          throw new CloudException(
              CloudErrorType.GENERAL, status.getStatusCode(), "Unknown", "Unknown");
        }
        logger.error(
            "post(): [" + status.getStatusCode() + " : " + items.message + "] " + items.details);
        throw new AzureException(items);
      }
    } finally {
      if (logger.isTraceEnabled()) {
        logger.trace("exit - " + AzureMethod.class.getName() + ".post()");
      }
      if (wire.isDebugEnabled()) {
        wire.debug("");
        wire.debug(
            "POST --------------------------------------------------------> "
                + endpoint
                + account
                + resource);
      }
    }
    return requestId;
  }
  public @Nullable InputStream getAsStream(@Nonnull String account, @Nonnull URI uri)
      throws CloudException, InternalException {
    logger.trace("enter - " + AzureMethod.class.getName() + ".get(" + account + "," + uri + ")");
    wire.debug("--------------------------------------------------------> " + uri.toASCIIString());

    try {
      HttpClient client = getClient();
      HttpUriRequest get = new HttpGet(uri);

      if (uri.toString().indexOf("/services/images") > -1) {
        get.addHeader("x-ms-version", "2012-08-01");
      } else if (uri.toString().contains("/services/vmimages")) {
        get.addHeader("x-ms-version", "2014-05-01");
      } else {
        get.addHeader("x-ms-version", "2012-03-01");
      }

      if (strategy != null && strategy.getSendAsHeader()) {
        get.addHeader(strategy.getHeaderName(), strategy.getRequestId());
      }

      wire.debug(get.getRequestLine().toString());
      for (Header header : get.getAllHeaders()) {
        wire.debug(header.getName() + ": " + header.getValue());
      }

      HttpResponse response;
      StatusLine status;

      try {
        response = client.execute(get);
        status = response.getStatusLine();
      } catch (IOException e) {
        logger.error(
            "get(): Failed to execute HTTP request due to a cloud I/O error: " + e.getMessage());
        throw new CloudException(e);
      }

      logger.debug("get(): HTTP Status " + status);

      Header[] headers = response.getAllHeaders();

      wire.debug(status.toString());
      for (Header h : headers) {
        if (h.getValue() != null) {
          wire.debug(h.getName() + ": " + h.getValue().trim());
        } else {
          wire.debug(h.getName() + ":");
        }
      }

      if (status.getStatusCode() == HttpServletResponse.SC_NOT_FOUND) {
        return null;
      }
      if (status.getStatusCode() != HttpServletResponse.SC_OK
          && status.getStatusCode() != HttpServletResponse.SC_NON_AUTHORITATIVE_INFORMATION) {
        logger.error("get(): Expected OK for GET request, got " + status.getStatusCode());

        HttpEntity entity = response.getEntity();
        String body;

        if (entity == null) {
          throw new AzureException(
              CloudErrorType.GENERAL,
              status.getStatusCode(),
              status.getReasonPhrase(),
              "An error was returned without explanation");
        }
        try {
          body = EntityUtils.toString(entity);
        } catch (IOException e) {
          throw new AzureException(
              CloudErrorType.GENERAL,
              status.getStatusCode(),
              status.getReasonPhrase(),
              e.getMessage());
        }

        wire.debug(body);

        AzureException.ExceptionItems items =
            AzureException.parseException(status.getStatusCode(), body);

        if (items == null) {
          return null;
        }
        logger.error(
            "get(): [" + status.getStatusCode() + " : " + items.message + "] " + items.details);
        throw new AzureException(items);
      } else {
        HttpEntity entity = response.getEntity();

        if (entity == null) {
          return null;
        }
        InputStream input;

        try {
          input = entity.getContent();
        } catch (IOException e) {
          logger.error(
              "get(): Failed to read response error due to a cloud I/O error: " + e.getMessage());
          throw new CloudException(e);
        }

        wire.debug("---> Binary Data <---");
        return input;
      }
    } finally {
      logger.trace("exit - " + AzureMethod.class.getName() + ".getStream()");
      wire.debug(
          "--------------------------------------------------------> " + uri.toASCIIString());
    }
  }