Initial implementation of Cronet Async API.

components/cronet/url_request_context_config.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "components/cronet/url_request_context_config.h"
 
+#include "base/json/json_reader.h"
+#include "base/values.h"
 #include "net/url_request/url_request_context_builder.h"
 
 namespace cronet {
 
 #define DEFINE_CONTEXT_CONFIG(x) const char REQUEST_CONTEXT_CONFIG_##x[] = #x;
 #include "components/cronet/url_request_context_config_list.h"
 #undef DEFINE_CONTEXT_CONFIG
 
 URLRequestContextConfig::QuicHint::QuicHint() {
 }
@@ skipping 13 matching lines @@
       REQUEST_CONTEXT_CONFIG_QUIC_HINT_ALT_PORT,
       &URLRequestContextConfig::QuicHint::alternate_port);
 }
 
 URLRequestContextConfig::URLRequestContextConfig() {
 }
 
 URLRequestContextConfig::~URLRequestContextConfig() {
 }
 
+bool URLRequestContextConfig::LoadFromJSON(const std::string& config_string) {
+  scoped_ptr<base::Value> config_value(base::JSONReader::Read(config_string));
+  if (!config_value || !config_value->IsType(base::Value::TYPE_DICTIONARY)) {
+    DLOG(ERROR) << "Bad JSON: " << config_string;
+    return false;
+  }
+
+  base::JSONValueConverter<URLRequestContextConfig> converter;
+  if (!converter.Convert(*config_value, this)) {
+    DLOG(ERROR) << "Bad Config: " << config_value;
+    return false;
+  }
+  return true;
+}
+
 void URLRequestContextConfig::ConfigureURLRequestContextBuilder(
     net::URLRequestContextBuilder* context_builder) {
   std::string config_cache;
   if (http_cache != REQUEST_CONTEXT_CONFIG_HTTP_CACHE_DISABLED) {
     net::URLRequestContextBuilder::HttpCacheParams cache_params;
     if (http_cache == REQUEST_CONTEXT_CONFIG_HTTP_CACHE_DISK &&
         !storage_path.empty()) {
       cache_params.type = net::URLRequestContextBuilder::HttpCacheParams::DISK;
       cache_params.path = base::FilePath(storage_path);
     } else {
       cache_params.type =
           net::URLRequestContextBuilder::HttpCacheParams::IN_MEMORY;
     }
     cache_params.max_size = http_cache_max_size;
     context_builder->EnableHttpCache(cache_params);
   } else {
     context_builder->DisableHttpCache();
   }
-
+  context_builder->set_user_agent(user_agent);
   context_builder->SetSpdyAndQuicEnabled(enable_spdy, enable_quic);
   // TODO(mef): Use |config| to set cookies.
 }
 
 // static
 void URLRequestContextConfig::RegisterJSONConverter(
     base::JSONValueConverter<URLRequestContextConfig>* converter) {
+  converter->RegisterStringField(REQUEST_CONTEXT_CONFIG_USER_AGENT,
+                                 &URLRequestContextConfig::user_agent);
+  converter->RegisterStringField(REQUEST_CONTEXT_CONFIG_STORAGE_PATH,
+                                 &URLRequestContextConfig::storage_path);
   converter->RegisterBoolField(REQUEST_CONTEXT_CONFIG_ENABLE_QUIC,
                                &URLRequestContextConfig::enable_quic);
   converter->RegisterBoolField(REQUEST_CONTEXT_CONFIG_ENABLE_SPDY,
                                &URLRequestContextConfig::enable_spdy);
   converter->RegisterStringField(REQUEST_CONTEXT_CONFIG_HTTP_CACHE,
                                  &URLRequestContextConfig::http_cache);
   converter->RegisterIntField(REQUEST_CONTEXT_CONFIG_HTTP_CACHE_MAX_SIZE,
                               &URLRequestContextConfig::http_cache_max_size);
-  converter->RegisterStringField(REQUEST_CONTEXT_CONFIG_STORAGE_PATH,
-                                 &URLRequestContextConfig::storage_path);
   converter->RegisterRepeatedMessage(REQUEST_CONTEXT_CONFIG_QUIC_HINTS,
                                      &URLRequestContextConfig::quic_hints);
 }
 
 }  // namespace cronet