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binary json: compressed documents support

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MihailRis 2024-01-17 19:33:04 +03:00
parent 5bcbeb771f
commit 7d35356f9d
2 changed files with 18 additions and 7 deletions
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24
src/coders/binary_json.cpp
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@ -2,6 +2,7 @@
#include <stdexcept>
#include "gzip.h"
#include "byte_utils.h"
using namespace json;
@ -148,12 +149,21 @@ static Map* object_from_binary(ByteReader& reader) {
}
std::unique_ptr<Map> json::from_binary(const ubyte* src, size_t size) {
ByteReader reader(src, size);
std::unique_ptr<Value> value (value_from_binary(reader));
if (value->type != valtype::map) {
throw std::runtime_error("root value is not an object");
if (size < 2) {
throw std::runtime_error("bytes length is less than 2");
}
if (src[0] == gzip::MAGIC[0] && src[1] == gzip::MAGIC[1]) {
// reading compressed document
auto data = gzip::decompress(src, size);
return from_binary(data.data(), data.size());
} else {
ByteReader reader(src, size);
std::unique_ptr<Value> value (value_from_binary(reader));
if (value->type != valtype::map) {
throw std::runtime_error("root value is not an object");
}
std::unique_ptr<Map> obj (value->value.map);
value->value.map = nullptr;
return obj;
}
std::unique_ptr<Map> obj (value->value.map);
value->value.map = nullptr;
return obj;
}