simdjson/benchmark/large_random/rapidjson_sax.h

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#pragma once
#ifdef SIMDJSON_COMPETITION_RAPIDJSON
#include "large_random.h"
namespace large_random {
using namespace rapidjson;
struct rapidjson_sax {
static constexpr diff_flags DiffFlags = diff_flags::NONE;
struct Handler {
size_t k{0};
double buffer[3];
std::vector<point>& result;
Handler(std::vector<point> &r) : result(r) { }
bool Key(const char* key, SizeType length, bool copy) {
switch(key[0]) {
case 'x':
k = 0;
break;
case 'y':
k = 1;
break;
case 'z':
k = 2;
break;
}
return true;
}
bool Double(double d) {
buffer[k] = d;
if (k == 2) {
result.emplace_back(json_benchmark::point{buffer[0],buffer[1],buffer[2]});
k = 0;
}
return true;
}
bool Uint(unsigned i) { return Double(i); } // Need this event because coordinate value can be equal to 1
// Irrelevant events
bool Null() { return true; }
bool Bool(bool b) { return true; }
bool Int(int i) { return true; }
bool Int64(int64_t i) { return true; }
bool Uint64(uint64_t i) { return true; }
bool RawNumber(const char* str, SizeType length, bool copy) { return true; }
bool String(const char* str, SizeType length, bool copy) { return true; }
bool StartObject() { return true; }
bool EndObject(SizeType memberCount) { return true; }
bool StartArray() { return true; }
bool EndArray(SizeType elementCount) { return true; }
}; // handler
bool run(simdjson::padded_string &json, std::vector<point> &result) {
Reader reader;
Handler handler(result);
InsituStringStream ss(json.data());
reader.Parse<kParseInsituFlag | kParseValidateEncodingFlag | kParseFullPrecisionFlag>(ss,handler);
return true;
}
}; // rapid_jason_sax
BENCHMARK_TEMPLATE(large_random, rapidjson_sax)->UseManualTime();
} // namespace large_random
#endif // SIMDJSON_COMPETITION_RAPIDJSON