You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
76 lines
2.9 KiB
76 lines
2.9 KiB
// Copyright (c) 2012 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.
|
|
|
|
#ifndef BASE_JSON_JSON_STRING_VALUE_SERIALIZER_H_
|
|
#define BASE_JSON_JSON_STRING_VALUE_SERIALIZER_H_
|
|
|
|
#include <string>
|
|
|
|
#include "base/base_export.h"
|
|
#include "base/files/file_path.h"
|
|
#include "base/macros.h"
|
|
#include "base/strings/string_piece.h"
|
|
#include "base/values.h"
|
|
|
|
class BASE_EXPORT JSONStringValueSerializer : public base::ValueSerializer {
|
|
public:
|
|
// |json_string| is the string that will be the destination of the
|
|
// serialization. The caller of the constructor retains ownership of the
|
|
// string. |json_string| must not be null.
|
|
explicit JSONStringValueSerializer(std::string* json_string);
|
|
|
|
~JSONStringValueSerializer() override;
|
|
|
|
// Attempt to serialize the data structure represented by Value into
|
|
// JSON. If the return value is true, the result will have been written
|
|
// into the string passed into the constructor.
|
|
bool Serialize(const base::Value& root) override;
|
|
|
|
// Equivalent to Serialize(root) except binary values are omitted from the
|
|
// output.
|
|
bool SerializeAndOmitBinaryValues(const base::Value& root);
|
|
|
|
void set_pretty_print(bool new_value) { pretty_print_ = new_value; }
|
|
bool pretty_print() { return pretty_print_; }
|
|
|
|
private:
|
|
bool SerializeInternal(const base::Value& root, bool omit_binary_values);
|
|
|
|
// Owned by the caller of the constructor.
|
|
std::string* json_string_;
|
|
bool pretty_print_; // If true, serialization will span multiple lines.
|
|
|
|
DISALLOW_COPY_AND_ASSIGN(JSONStringValueSerializer);
|
|
};
|
|
|
|
class BASE_EXPORT JSONStringValueDeserializer : public base::ValueDeserializer {
|
|
public:
|
|
// This retains a reference to the contents of |json_string|, so the data
|
|
// must outlive the JSONStringValueDeserializer. |options| is a bitmask of
|
|
// JSONParserOptions.
|
|
explicit JSONStringValueDeserializer(const base::StringPiece& json_string,
|
|
int options = 0);
|
|
|
|
~JSONStringValueDeserializer() override;
|
|
|
|
// Attempt to deserialize the data structure encoded in the string passed
|
|
// in to the constructor into a structure of Value objects. If the return
|
|
// value is null, and if |error_code| is non-null, |error_code| will
|
|
// contain an integer error code (a JsonParseError in this case).
|
|
// If |error_message| is non-null, it will be filled in with a formatted
|
|
// error message including the location of the error if appropriate.
|
|
// The caller takes ownership of the returned value.
|
|
std::unique_ptr<base::Value> Deserialize(int* error_code,
|
|
std::string* error_message) override;
|
|
|
|
private:
|
|
// Data is owned by the caller of the constructor.
|
|
base::StringPiece json_string_;
|
|
const int options_;
|
|
|
|
DISALLOW_COPY_AND_ASSIGN(JSONStringValueDeserializer);
|
|
};
|
|
|
|
#endif // BASE_JSON_JSON_STRING_VALUE_SERIALIZER_H_
|