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1 // JSON pretty formatting example
2 // This example can handle UTF-8/UTF-16LE/UTF-16BE/UTF-32LE/UTF-32BE.
3 // The input firstly convert to UTF8, and then write to the original encoding with pretty formatting.
4 
5 #include "rapidjson/reader.h"
6 #include "rapidjson/prettywriter.h"
7 #include "rapidjson/filereadstream.h"
8 #include "rapidjson/filewritestream.h"
9 #include "rapidjson/encodedstream.h"    // NEW
10 #include "rapidjson/error/en.h"
11 #ifdef _WIN32
12 #include <fcntl.h>
13 #include <io.h>
14 #endif
15 
16 using namespace rapidjson;
17 
main(int,char * [])18 int main(int, char*[]) {
19 #ifdef _WIN32
20     // Prevent Windows converting between CR+LF and LF
21     _setmode(_fileno(stdin), _O_BINARY);    // NEW
22     _setmode(_fileno(stdout), _O_BINARY);   // NEW
23 #endif
24 
25     // Prepare reader and input stream.
26     //Reader reader;
27     GenericReader<AutoUTF<unsigned>, UTF8<> > reader;       // CHANGED
28     char readBuffer[65536];
29     FileReadStream is(stdin, readBuffer, sizeof(readBuffer));
30     AutoUTFInputStream<unsigned, FileReadStream> eis(is);   // NEW
31 
32     // Prepare writer and output stream.
33     char writeBuffer[65536];
34     FileWriteStream os(stdout, writeBuffer, sizeof(writeBuffer));
35 
36 #if 1
37     // Use the same Encoding of the input. Also use BOM according to input.
38     typedef AutoUTFOutputStream<unsigned, FileWriteStream> OutputStream;    // NEW
39     OutputStream eos(os, eis.GetType(), eis.HasBOM());                      // NEW
40     PrettyWriter<OutputStream, UTF8<>, AutoUTF<unsigned> > writer(eos);     // CHANGED
41 #else
42     // You may also use static bound encoding type, such as output to UTF-16LE with BOM
43     typedef EncodedOutputStream<UTF16LE<>,FileWriteStream> OutputStream;    // NEW
44     OutputStream eos(os, true);                                             // NEW
45     PrettyWriter<OutputStream, UTF8<>, UTF16LE<> > writer(eos);             // CHANGED
46 #endif
47 
48     // JSON reader parse from the input stream and let writer generate the output.
49     //if (!reader.Parse<kParseValidateEncodingFlag>(is, writer)) {
50     if (!reader.Parse<kParseValidateEncodingFlag>(eis, writer)) {   // CHANGED
51         fprintf(stderr, "\nError(%u): %s\n", (unsigned)reader.GetErrorOffset(), GetParseError_En(reader.GetParseErrorCode()));
52         return 1;
53     }
54 
55     return 0;
56 }
57