@SuppressWarnings("deprecation") /* package */ static void setConnectionParametersForRequest( HttpURLConnection connection, Request<?> request) throws IOException, AuthFailureError { switch (request.getMethod()) { case Method.DEPRECATED_GET_OR_POST: // This is the deprecated way that needs to be handled for backwards compatibility. // If the request's post body is null, then the assumption is that the request is // GET. Otherwise, it is assumed that the request is a POST. byte[] postBody = request.getPostBody(); if (postBody != null) { // Prepare output. There is no need to set Content-Length explicitly, // since this is handled by HttpURLConnection using the size of the prepared // output stream. connection.setDoOutput(true); connection.setRequestMethod("POST"); connection.addRequestProperty(HEADER_CONTENT_TYPE, request.getPostBodyContentType()); DataOutputStream out = new DataOutputStream(connection.getOutputStream()); out.write(postBody); out.close(); } break; case Method.GET: // Not necessary to set the request method because connection defaults to GET but // being explicit here. connection.setRequestMethod("GET"); break; case Method.DELETE: connection.setRequestMethod("DELETE"); break; case Method.POST: connection.setRequestMethod("POST"); addBodyIfExists(connection, request); break; case Method.PUT: connection.setRequestMethod("PUT"); addBodyIfExists(connection, request); break; case Method.HEAD: connection.setRequestMethod("HEAD"); break; case Method.OPTIONS: connection.setRequestMethod("OPTIONS"); break; case Method.TRACE: connection.setRequestMethod("TRACE"); break; case Method.PATCH: connection.setRequestMethod("PATCH"); addBodyIfExists(connection, request); break; default: throw new IllegalStateException("Unknown method type."); } }
static HttpUriRequest createMultiPartRequest( Request<?> request, Map<String, String> additionalHeaders) throws AuthFailureError { switch (request.getMethod()) { case Method.DEPRECATED_GET_OR_POST: { // This is the deprecated way that needs to be handled for backwards compatibility. // If the request's post body is null, then the assumption is that the request is // GET. Otherwise, it is assumed that the request is a POST. byte[] postBody = request.getBody(); if (postBody != null) { HttpPost postRequest = new HttpPost(request.getUrl()); if (request.getBodyContentType() != null) postRequest.addHeader(HEADER_CONTENT_TYPE, request.getBodyContentType()); HttpEntity entity; entity = new ByteArrayEntity(postBody); postRequest.setEntity(entity); return postRequest; } else { return new HttpGet(request.getUrl()); } } case Method.GET: return new HttpGet(request.getUrl()); case Method.DELETE: return new HttpDelete(request.getUrl()); case Method.POST: { HttpPost postRequest = new HttpPost(request.getUrl()); if (request.getBodyContentType() != null) { postRequest.addHeader(HEADER_CONTENT_TYPE, request.getBodyContentType()); } setMultiPartBody(postRequest, request); return postRequest; } case Method.PUT: { HttpPut putRequest = new HttpPut(request.getUrl()); if (request.getBodyContentType() != null) putRequest.addHeader(HEADER_CONTENT_TYPE, request.getBodyContentType()); setMultiPartBody(putRequest, request); return putRequest; } // Added in source code of Volley libray. case Method.PATCH: { HttpPatch patchRequest = new HttpPatch(request.getUrl()); if (request.getBodyContentType() != null) patchRequest.addHeader(HEADER_CONTENT_TYPE, request.getBodyContentType()); return patchRequest; } default: throw new IllegalStateException("Unknown request method."); } }
private static void dispatchToQueue(Request pRequest, Context pContext) { if (!isNetworkConnected(pContext) && pRequest.getMethod() != Request.Method.GET) { // non-GET request should not return cached response in case of no network pRequest.deliverError(new VolleyError(RESPONSE_NO_INTERNET)); return; } switch (pRequest.getMethod()) { case Request.Method.POST: { pRequest.setRetryPolicy(RETRY_POLICY_POST); break; } case Request.Method.GET: default: { pRequest.setRetryPolicy(RETRY_POLICY_GET); break; } } mRequestQueue.add(pRequest); }
@SuppressWarnings("deprecation") private static void setConnectionParametersForRequest( com.squareup.okhttp.Request.Builder builder, Request<?> request) throws IOException, AuthFailureError { switch (request.getMethod()) { case Request.Method.DEPRECATED_GET_OR_POST: // Ensure backwards compatibility. // Volley assumes a request with a null body is a GET. byte[] postBody = request.getPostBody(); if (postBody != null) { builder.post( RequestBody.create(MediaType.parse(request.getPostBodyContentType()), postBody)); } break; case Request.Method.GET: builder.get(); break; case Request.Method.DELETE: builder.delete(); break; case Request.Method.POST: builder.post(createRequestBody(request)); break; case Request.Method.PUT: builder.put(createRequestBody(request)); break; case Request.Method.HEAD: builder.head(); break; case Request.Method.OPTIONS: builder.method("OPTIONS", null); break; case Request.Method.TRACE: builder.method("TRACE", null); break; case Request.Method.PATCH: builder.patch(createRequestBody(request)); break; default: throw new IllegalStateException("Unknown method type."); } }
@Override public HttpResponse performRequest(Request<?> request, Map<String, String> additionalHeaders) throws IOException, AuthFailureError { String url = request.getUrl(); HashMap<String, String> map = new HashMap<String, String>(); map.putAll(request.getHeaders()); map.putAll(additionalHeaders); if (mUrlRewriter != null) { String rewritten = mUrlRewriter.rewriteUrl(url); if (rewritten == null) { throw new IOException("URL blocked by rewriter: " + url); } url = rewritten; } URL parsedUrl = new URL(url); HttpURLConnection connection = openConnection(parsedUrl, request); for (String headerName : map.keySet()) { connection.addRequestProperty(headerName, map.get(headerName)); } setConnectionParametersForRequest(connection, request); // Initialize HttpResponse with data from the HttpURLConnection. ProtocolVersion protocolVersion = new ProtocolVersion("HTTP", 1, 1); int responseCode = connection.getResponseCode(); if (responseCode == -1) { // -1 is returned by getResponseCode() if the response code could not be retrieved. // Signal to the caller that something was wrong with the connection. throw new IOException("Could not retrieve response code from HttpUrlConnection."); } StatusLine responseStatus = new BasicStatusLine( protocolVersion, connection.getResponseCode(), connection.getResponseMessage()); BasicHttpResponse response = new BasicHttpResponse(responseStatus); if (hasResponseBody(request.getMethod(), responseStatus.getStatusCode())) { response.setEntity(entityFromConnection(connection)); } for (Entry<String, List<String>> header : connection.getHeaderFields().entrySet()) { if (header.getKey() != null) { Header h = new BasicHeader(header.getKey(), header.getValue().get(0)); response.addHeader(h); } } return response; }