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RapidJSON - File Read/Write Test
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#include <iostream> | |
#include <fstream> | |
#include <cstdlib> | |
#include <rapidjson/document.h> | |
#include <rapidjson/istreamwrapper.h> | |
#include <rapidjson/writer.h> | |
#include <rapidjson/stringbuffer.h> | |
#include <rapidjson/ostreamwrapper.h> | |
int main() | |
{ | |
using namespace rapidjson; | |
std::ifstream ifs { R"(C:\Test\Test.json)" }; | |
if ( !ifs.is_open() ) | |
{ | |
std::cerr << "Could not open file for reading!\n"; | |
return EXIT_FAILURE; | |
} | |
IStreamWrapper isw { ifs }; | |
Document doc {}; | |
doc.ParseStream( isw ); | |
StringBuffer buffer {}; | |
Writer<StringBuffer> writer { buffer }; | |
doc.Accept( writer ); | |
if ( doc.HasParseError() ) | |
{ | |
std::cout << "Error : " << doc.GetParseError() << '\n' | |
<< "Offset : " << doc.GetErrorOffset() << '\n'; | |
return EXIT_FAILURE; | |
} | |
const std::string jsonStr { buffer.GetString() }; | |
std::cout << jsonStr << '\n'; | |
doc[ "ip" ] = "127.0.0.1"; | |
std::ofstream ofs { R"(C:\Test\NewTest.json)" }; | |
if ( !ofs.is_open() ) | |
{ | |
std::cerr << "Could not open file for writing!\n"; | |
return EXIT_FAILURE; | |
} | |
OStreamWrapper osw { ofs }; | |
Writer<OStreamWrapper> writer2 { osw }; | |
doc.Accept( writer2 ); | |
return EXIT_SUCCESS; | |
} |
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