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// Copyright (c) 2006-2008 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 "chrome/common/json_value_serializer.h"
#include "base/file_util.h"
#include "base/json/json_reader.h"
#include "base/json/json_writer.h"
#include "base/string_util.h"
JSONStringValueSerializer::~JSONStringValueSerializer() {}
bool JSONStringValueSerializer::Serialize(const Value& root) {
if (!json_string_ || initialized_with_const_string_)
return false;
base::JSONWriter::Write(&root, pretty_print_, json_string_);
return true;
}
Value* JSONStringValueSerializer::Deserialize(std::string* error_message) {
if (!json_string_)
return NULL;
return base::JSONReader::ReadAndReturnError(*json_string_,
allow_trailing_comma_,
error_message);
}
/******* File Serializer *******/
bool JSONFileValueSerializer::Serialize(const Value& root) {
std::string json_string;
JSONStringValueSerializer serializer(&json_string);
serializer.set_pretty_print(true);
bool result = serializer.Serialize(root);
if (!result)
return false;
int data_size = static_cast<int>(json_string.size());
if (file_util::WriteFile(json_file_path_,
json_string.data(),
data_size) != data_size)
return false;
return true;
}
Value* JSONFileValueSerializer::Deserialize(std::string* error_message) {
std::string json_string;
if (!file_util::ReadFileToString(json_file_path_, &json_string)) {
return NULL;
}
JSONStringValueSerializer serializer(json_string);
return serializer.Deserialize(error_message);
}
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