/** * A helper method to send or retrieve data through HTTP protocol. * * @param token The token to identify the sending progress. * @param url The URL used in a GET request. Null when the method is HTTP_POST_METHOD. * @param pdu The data to be POST. Null when the method is HTTP_GET_METHOD. * @param method HTTP_POST_METHOD or HTTP_GET_METHOD. * @return A byte array which contains the response data. If an HTTP error code is returned, an * IOException will be thrown. * @throws IOException if any error occurred on network interface or an HTTP error code(>=400) * returned from the server. */ protected static byte[] httpConnection( Context context, long token, String url, byte[] pdu, int method, boolean isProxySet, String proxyHost, int proxyPort) throws IOException { if (url == null) { throw new IllegalArgumentException("URL must not be null."); } if (LOCAL_LOGV) { Log.v(TAG, "httpConnection: params list"); Log.v(TAG, "\ttoken\t\t= " + token); Log.v(TAG, "\turl\t\t= " + url); Log.v(TAG, "\tUser-Agent\t\t=" + mUserAgent); Log.v( TAG, "\tmethod\t\t= " + ((method == HTTP_POST_METHOD) ? "POST" : ((method == HTTP_GET_METHOD) ? "GET" : "UNKNOWN"))); Log.v(TAG, "\tisProxySet\t= " + isProxySet); Log.v(TAG, "\tproxyHost\t= " + proxyHost); Log.v(TAG, "\tproxyPort\t= " + proxyPort); // TODO Print out binary data more readable. // Log.v(TAG, "\tpdu\t\t= " + Arrays.toString(pdu)); } AndroidHttpClient client = null; try { // Make sure to use a proxy which supports CONNECT. URI hostUrl = new URI(url); HttpHost target = new HttpHost(hostUrl.getHost(), hostUrl.getPort(), HttpHost.DEFAULT_SCHEME_NAME); client = createHttpClient(context); HttpRequest req = null; switch (method) { case HTTP_POST_METHOD: ProgressCallbackEntity entity = new ProgressCallbackEntity(context, token, pdu); // Set request content type. entity.setContentType("application/vnd.wap.mms-message"); HttpPost post = new HttpPost(url); post.setEntity(entity); req = post; break; case HTTP_GET_METHOD: req = new HttpGet(url); break; default: Log.e( TAG, "Unknown HTTP method: " + method + ". Must be one of POST[" + HTTP_POST_METHOD + "] or GET[" + HTTP_GET_METHOD + "]."); return null; } // Set route parameters for the request. HttpParams params = client.getParams(); if (isProxySet) { ConnRouteParams.setDefaultProxy(params, new HttpHost(proxyHost, proxyPort)); } req.setParams(params); // Set necessary HTTP headers for MMS transmission. req.addHeader(HDR_KEY_ACCEPT, HDR_VALUE_ACCEPT); { String xWapProfileTagName = MmsConfig.getUaProfTagName(); String xWapProfileUrl = MmsConfig.getUaProfUrl(); if (xWapProfileUrl != null) { if (Log.isLoggable(LogTag.TRANSACTION, Log.VERBOSE)) { Log.d(LogTag.TRANSACTION, "[HttpUtils] httpConn: xWapProfUrl=" + xWapProfileUrl); } req.addHeader(xWapProfileTagName, xWapProfileUrl); } } // Extra http parameters. Split by '|' to get a list of value pairs. // Separate each pair by the first occurrence of ':' to obtain a name and // value. Replace the occurrence of the string returned by // MmsConfig.getHttpParamsLine1Key() with the users telephone number inside // the value. String extraHttpParams = MmsConfig.getHttpParams(); if (extraHttpParams != null) { String line1Number = ((TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE)) .getLine1Number(); String line1Key = MmsConfig.getHttpParamsLine1Key(); String paramList[] = extraHttpParams.split("\\|"); for (String paramPair : paramList) { String splitPair[] = paramPair.split(":", 2); if (splitPair.length == 2) { String name = splitPair[0].trim(); String value = splitPair[1].trim(); if (line1Key != null) { value = value.replace(line1Key, line1Number); } if (!TextUtils.isEmpty(name) && !TextUtils.isEmpty(value)) { req.addHeader(name, value); } } } } req.addHeader(HDR_KEY_ACCEPT_LANGUAGE, HDR_VALUE_ACCEPT_LANGUAGE); HttpResponse response = client.execute(target, req); StatusLine status = response.getStatusLine(); if (status.getStatusCode() != 200) { // HTTP 200 is success. throw new IOException("HTTP error: " + status.getReasonPhrase()); } HttpEntity entity = response.getEntity(); byte[] body = null; if (entity != null) { try { if (entity.getContentLength() > 0) { body = new byte[(int) entity.getContentLength()]; DataInputStream dis = new DataInputStream(entity.getContent()); try { dis.readFully(body); } finally { try { dis.close(); } catch (IOException e) { Log.e(TAG, "Error closing input stream: " + e.getMessage()); } } } } finally { if (entity != null) { entity.consumeContent(); } } } return body; } catch (URISyntaxException e) { handleHttpConnectionException(e, url); } catch (IllegalStateException e) { handleHttpConnectionException(e, url); } catch (IllegalArgumentException e) { handleHttpConnectionException(e, url); } catch (SocketException e) { handleHttpConnectionException(e, url); } catch (Exception e) { handleHttpConnectionException(e, url); } finally { if (client != null) { client.close(); } } return null; }