57 lines
2.2 KiB
C++
57 lines
2.2 KiB
C++
// JSON pretty formatting example
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// This example can handle UTF-8/UTF-16LE/UTF-16BE/UTF-32LE/UTF-32BE.
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// The input firstly convert to UTF8, and then write to the original encoding with pretty formatting.
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#include "rapidjson/reader.h"
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#include "rapidjson/prettywriter.h"
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#include "rapidjson/filereadstream.h"
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#include "rapidjson/filewritestream.h"
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#include "rapidjson/encodedstream.h" // NEW
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#include "rapidjson/error/en.h"
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#ifdef _WIN32
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#include <fcntl.h>
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#include <io.h>
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#endif
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using namespace rapidjson;
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int main(int, char*[]) {
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#ifdef _WIN32
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// Prevent Windows converting between CR+LF and LF
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_setmode(_fileno(stdin), _O_BINARY); // NEW
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_setmode(_fileno(stdout), _O_BINARY); // NEW
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#endif
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// Prepare reader and input stream.
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//Reader reader;
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GenericReader<AutoUTF<unsigned>, UTF8<> > reader; // CHANGED
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char readBuffer[65536];
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FileReadStream is(stdin, readBuffer, sizeof(readBuffer));
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AutoUTFInputStream<unsigned, FileReadStream> eis(is); // NEW
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// Prepare writer and output stream.
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char writeBuffer[65536];
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FileWriteStream os(stdout, writeBuffer, sizeof(writeBuffer));
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#if 1
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// Use the same Encoding of the input. Also use BOM according to input.
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typedef AutoUTFOutputStream<unsigned, FileWriteStream> OutputStream; // NEW
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OutputStream eos(os, eis.GetType(), eis.HasBOM()); // NEW
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PrettyWriter<OutputStream, UTF8<>, AutoUTF<unsigned> > writer(eos); // CHANGED
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#else
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// You may also use static bound encoding type, such as output to UTF-16LE with BOM
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typedef EncodedOutputStream<UTF16LE<>,FileWriteStream> OutputStream; // NEW
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OutputStream eos(os, true); // NEW
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PrettyWriter<OutputStream, UTF8<>, UTF16LE<> > writer(eos); // CHANGED
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#endif
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// JSON reader parse from the input stream and let writer generate the output.
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//if (!reader.Parse<kParseValidateEncodingFlag>(is, writer)) {
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if (!reader.Parse<kParseValidateEncodingFlag>(eis, writer)) { // CHANGED
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fprintf(stderr, "\nError(%u): %s\n", static_cast<unsigned>(reader.GetErrorOffset()), GetParseError_En(reader.GetParseErrorCode()));
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return 1;
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}
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return 0;
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}
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