[Media Router] Add integration tests and e2e tests for media router and presentation...
[chromium-blink-merge.git] / components / safe_json_parser / safe_json_parser.h
blob2ff1d9daccddbe2eb386171242adee4fb35d09ba
1 // Copyright 2013 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
5 #ifndef COMPONENTS_SAFE_JSON_PARSER_SAFE_JSON_PARSER_H_
6 #define COMPONENTS_SAFE_JSON_PARSER_SAFE_JSON_PARSER_H_
8 #include <string>
10 #include "base/basictypes.h"
11 #include "base/callback.h"
12 #include "base/memory/scoped_ptr.h"
13 #include "content/public/browser/utility_process_host_client.h"
15 namespace base {
16 class ListValue;
17 class Value;
20 namespace IPC {
21 class Message;
24 namespace safe_json_parser {
26 // SafeJsonParser parses a given JSON safely via a utility process. The object
27 // is ref-counted and kept alive after Start() is called until one of the two
28 // callbacks is called.
29 class SafeJsonParser : public content::UtilityProcessHostClient {
30 public:
31 typedef base::Callback<void(scoped_ptr<base::Value>)> SuccessCallback;
32 typedef base::Callback<void(const std::string&)> ErrorCallback;
34 SafeJsonParser(const std::string& unsafe_json,
35 const SuccessCallback& success_callback,
36 const ErrorCallback& error_callback);
38 void Start();
40 private:
41 ~SafeJsonParser() override;
43 void StartWorkOnIOThread();
45 void OnJSONParseSucceeded(const base::ListValue& wrapper);
46 void OnJSONParseFailed(const std::string& error_message);
48 void ReportResults();
49 void ReportResultOnUIThread();
51 // Implementing pieces of the UtilityProcessHostClient interface.
52 bool OnMessageReceived(const IPC::Message& message) override;
54 const std::string unsafe_json_;
55 SuccessCallback success_callback_;
56 ErrorCallback error_callback_;
58 scoped_ptr<base::Value> parsed_json_;
59 std::string error_;
61 DISALLOW_COPY_AND_ASSIGN(SafeJsonParser);
64 } // namespace safe_json_parser
66 #endif // COMPONENTS_SAFE_JSON_PARSER_SAFE_JSON_PARSER_H_