1 // Copyright (c) 2012 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.
4
5 #include "base/json/json_string_value_serializer.h"
6
7 #include "base/json/json_reader.h"
8 #include "base/json/json_writer.h"
9 #include "base/logging.h"
10
11 using base::Value;
12
JSONStringValueSerializer(std::string * json_string)13 JSONStringValueSerializer::JSONStringValueSerializer(std::string* json_string)
14 : json_string_(json_string),
15 pretty_print_(false) {
16 }
17
~JSONStringValueSerializer()18 JSONStringValueSerializer::~JSONStringValueSerializer() {}
19
Serialize(const Value & root)20 bool JSONStringValueSerializer::Serialize(const Value& root) {
21 return SerializeInternal(root, false);
22 }
23
SerializeAndOmitBinaryValues(const Value & root)24 bool JSONStringValueSerializer::SerializeAndOmitBinaryValues(
25 const Value& root) {
26 return SerializeInternal(root, true);
27 }
28
SerializeInternal(const Value & root,bool omit_binary_values)29 bool JSONStringValueSerializer::SerializeInternal(const Value& root,
30 bool omit_binary_values) {
31 if (!json_string_)
32 return false;
33
34 int options = 0;
35 if (omit_binary_values)
36 options |= base::JSONWriter::OPTIONS_OMIT_BINARY_VALUES;
37 if (pretty_print_)
38 options |= base::JSONWriter::OPTIONS_PRETTY_PRINT;
39
40 return base::JSONWriter::WriteWithOptions(root, options, json_string_);
41 }
42
JSONStringValueDeserializer(const base::StringPiece & json_string)43 JSONStringValueDeserializer::JSONStringValueDeserializer(
44 const base::StringPiece& json_string)
45 : json_string_(json_string),
46 allow_trailing_comma_(false) {
47 }
48
~JSONStringValueDeserializer()49 JSONStringValueDeserializer::~JSONStringValueDeserializer() {}
50
Deserialize(int * error_code,std::string * error_str)51 scoped_ptr<Value> JSONStringValueDeserializer::Deserialize(
52 int* error_code,
53 std::string* error_str) {
54 return base::JSONReader::ReadAndReturnError(
55 json_string_, allow_trailing_comma_ ? base::JSON_ALLOW_TRAILING_COMMAS
56 : base::JSON_PARSE_RFC,
57 error_code, error_str);
58 }
59