danicoin/src/Serialization/JsonOutputStreamSerializer.cpp
2016-01-18 15:33:29 +00:00

132 lines
3.6 KiB
C++

// Copyright (c) 2011-2016 The Cryptonote developers
// Distributed under the MIT/X11 software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#include "JsonOutputStreamSerializer.h"
#include <cassert>
#include <stdexcept>
#include "Common/StringTools.h"
using Common::JsonValue;
using namespace CryptoNote;
namespace CryptoNote {
std::ostream& operator<<(std::ostream& out, const JsonOutputStreamSerializer& enumerator) {
out << enumerator.root;
return out;
}
}
namespace {
template <typename T>
void insertOrPush(JsonValue& js, Common::StringView name, const T& value) {
if (js.isArray()) {
js.pushBack(JsonValue(value));
} else {
js.insert(std::string(name), JsonValue(value));
}
}
}
JsonOutputStreamSerializer::JsonOutputStreamSerializer() : root(JsonValue::OBJECT) {
chain.push_back(&root);
}
JsonOutputStreamSerializer::~JsonOutputStreamSerializer() {
}
ISerializer::SerializerType JsonOutputStreamSerializer::type() const {
return ISerializer::OUTPUT;
}
bool JsonOutputStreamSerializer::beginObject(Common::StringView name) {
JsonValue& parent = *chain.back();
JsonValue obj(JsonValue::OBJECT);
if (parent.isObject()) {
chain.push_back(&parent.insert(std::string(name), obj));
} else {
chain.push_back(&parent.pushBack(obj));
}
return true;
}
void JsonOutputStreamSerializer::endObject() {
assert(!chain.empty());
chain.pop_back();
}
bool JsonOutputStreamSerializer::beginArray(size_t& size, Common::StringView name) {
JsonValue val(JsonValue::ARRAY);
JsonValue& res = chain.back()->insert(std::string(name), val);
chain.push_back(&res);
return true;
}
void JsonOutputStreamSerializer::endArray() {
assert(!chain.empty());
chain.pop_back();
}
bool JsonOutputStreamSerializer::operator()(uint64_t& value, Common::StringView name) {
int64_t v = static_cast<int64_t>(value);
return operator()(v, name);
}
bool JsonOutputStreamSerializer::operator()(uint16_t& value, Common::StringView name) {
uint64_t v = static_cast<uint64_t>(value);
return operator()(v, name);
}
bool JsonOutputStreamSerializer::operator()(int16_t& value, Common::StringView name) {
int64_t v = static_cast<int64_t>(value);
return operator()(v, name);
}
bool JsonOutputStreamSerializer::operator()(uint32_t& value, Common::StringView name) {
uint64_t v = static_cast<uint64_t>(value);
return operator()(v, name);
}
bool JsonOutputStreamSerializer::operator()(int32_t& value, Common::StringView name) {
int64_t v = static_cast<int64_t>(value);
return operator()(v, name);
}
bool JsonOutputStreamSerializer::operator()(int64_t& value, Common::StringView name) {
insertOrPush(*chain.back(), name, value);
return true;
}
bool JsonOutputStreamSerializer::operator()(double& value, Common::StringView name) {
insertOrPush(*chain.back(), name, value);
return true;
}
bool JsonOutputStreamSerializer::operator()(std::string& value, Common::StringView name) {
insertOrPush(*chain.back(), name, value);
return true;
}
bool JsonOutputStreamSerializer::operator()(uint8_t& value, Common::StringView name) {
insertOrPush(*chain.back(), name, static_cast<int64_t>(value));
return true;
}
bool JsonOutputStreamSerializer::operator()(bool& value, Common::StringView name) {
insertOrPush(*chain.back(), name, value);
return true;
}
bool JsonOutputStreamSerializer::binary(void* value, size_t size, Common::StringView name) {
std::string hex = Common::toHex(value, size);
return (*this)(hex, name);
}
bool JsonOutputStreamSerializer::binary(std::string& value, Common::StringView name) {
return binary(const_cast<char*>(value.data()), value.size(), name);
}