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-rwxr-xr-xsrc/rapidjson/writer.h241
1 files changed, 0 insertions, 241 deletions
diff --git a/src/rapidjson/writer.h b/src/rapidjson/writer.h
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--- a/src/rapidjson/writer.h
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@@ -1,241 +0,0 @@
-#ifndef RAPIDJSON_WRITER_H_
-#define RAPIDJSON_WRITER_H_
-
-#include "rapidjson.h"
-#include "internal/stack.h"
-#include "internal/strfunc.h"
-#include <cstdio> // snprintf() or _sprintf_s()
-#include <new> // placement new
-
-#ifdef _MSC_VER
-#pragma warning(push)
-#pragma warning(disable : 4127) // conditional expression is constant
-#endif
-
-namespace rapidjson {
-
-//! JSON writer
-/*! Writer implements the concept Handler.
- It generates JSON text by events to an output stream.
-
- User may programmatically calls the functions of a writer to generate JSON text.
-
- On the other side, a writer can also be passed to objects that generates events,
-
- for example Reader::Parse() and Document::Accept().
-
- \tparam Stream Type of ouptut stream.
- \tparam Encoding Encoding of both source strings and output.
- \implements Handler
-*/
-template<typename Stream, typename Encoding = UTF8<>, typename Allocator = MemoryPoolAllocator<> >
-class Writer {
-public:
- typedef typename Encoding::Ch Ch;
-
- Writer(Stream& stream, Allocator* allocator = 0, size_t levelDepth = kDefaultLevelDepth) :
- stream_(stream), level_stack_(allocator, levelDepth * sizeof(Level)) {}
-
- //@name Implementation of Handler
- //@{
- Writer& Null() { Prefix(kNullType); WriteNull(); return *this; }
- Writer& Bool(bool b) { Prefix(b ? kTrueType : kFalseType); WriteBool(b); return *this; }
- Writer& Int(int i) { Prefix(kNumberType); WriteInt(i); return *this; }
- Writer& Uint(unsigned u) { Prefix(kNumberType); WriteUint(u); return *this; }
- Writer& Int64(int64_t i64) { Prefix(kNumberType); WriteInt64(i64); return *this; }
- Writer& Uint64(uint64_t u64) { Prefix(kNumberType); WriteUint64(u64); return *this; }
- Writer& Double(double d) { Prefix(kNumberType); WriteDouble(d); return *this; }
-
- Writer& String(const Ch* str, SizeType length, bool copy = false) {
- (void)copy;
- Prefix(kStringType);
- WriteString(str, length);
- return *this;
- }
-
- Writer& StartObject() {
- Prefix(kObjectType);
- new (level_stack_.template Push<Level>()) Level(false);
- WriteStartObject();
- return *this;
- }
-
- Writer& EndObject(SizeType memberCount = 0) {
- (void)memberCount;
- RAPIDJSON_ASSERT(level_stack_.GetSize() >= sizeof(Level));
- RAPIDJSON_ASSERT(!level_stack_.template Top<Level>()->inArray);
- level_stack_.template Pop<Level>(1);
- WriteEndObject();
- return *this;
- }
-
- Writer& StartArray() {
- Prefix(kArrayType);
- new (level_stack_.template Push<Level>()) Level(true);
- WriteStartArray();
- return *this;
- }
-
- Writer& EndArray(SizeType elementCount = 0) {
- (void)elementCount;
- RAPIDJSON_ASSERT(level_stack_.GetSize() >= sizeof(Level));
- RAPIDJSON_ASSERT(level_stack_.template Top<Level>()->inArray);
- level_stack_.template Pop<Level>(1);
- WriteEndArray();
- return *this;
- }
- //@}
-
- //! Simpler but slower overload.
- Writer& String(const Ch* str) { return String(str, internal::StrLen(str)); }
-
-protected:
- //! Information for each nested level
- struct Level {
- Level(bool inArray_) : inArray(inArray_), valueCount(0) {}
- bool inArray; //!< true if in array, otherwise in object
- size_t valueCount; //!< number of values in this level
- };
-
- static const size_t kDefaultLevelDepth = 32;
-
- void WriteNull() {
- stream_.Put('n'); stream_.Put('u'); stream_.Put('l'); stream_.Put('l');
- }
-
- void WriteBool(bool b) {
- if (b) {
- stream_.Put('t'); stream_.Put('r'); stream_.Put('u'); stream_.Put('e');
- }
- else {
- stream_.Put('f'); stream_.Put('a'); stream_.Put('l'); stream_.Put('s'); stream_.Put('e');
- }
- }
-
- void WriteInt(int i) {
- if (i < 0) {
- stream_.Put('-');
- i = -i;
- }
- WriteUint((unsigned)i);
- }
-
- void WriteUint(unsigned u) {
- char buffer[10];
- char *p = buffer;
- do {
- *p++ = (u % 10) + '0';
- u /= 10;
- } while (u > 0);
-
- do {
- --p;
- stream_.Put(*p);
- } while (p != buffer);
- }
-
- void WriteInt64(int64_t i64) {
- if (i64 < 0) {
- stream_.Put('-');
- i64 = -i64;
- }
- WriteUint64((uint64_t)i64);
- }
-
- void WriteUint64(uint64_t u64) {
- char buffer[20];
- char *p = buffer;
- do {
- *p++ = char(u64 % 10) + '0';
- u64 /= 10;
- } while (u64 > 0);
-
- do {
- --p;
- stream_.Put(*p);
- } while (p != buffer);
- }
-
- //! \todo Optimization with custom double-to-string converter.
- void WriteDouble(double d) {
- char buffer[100];
-#if _MSC_VER
- int ret = sprintf_s(buffer, sizeof(buffer), "%g", d);
-#else
- int ret = snprintf(buffer, sizeof(buffer), "%g", d);
-#endif
- RAPIDJSON_ASSERT(ret >= 1);
- for (int i = 0; i < ret; i++)
- stream_.Put(buffer[i]);
- }
-
- void WriteString(const Ch* str, SizeType length) {
- static const char hexDigits[] = "0123456789ABCDEF";
- static const char escape[256] = {
-#define Z16 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
- //0 1 2 3 4 5 6 7 8 9 A B C D E F
- 'u', 'u', 'u', 'u', 'u', 'u', 'u', 'u', 'b', 't', 'n', 'u', 'f', 'r', 'u', 'u', // 00
- 'u', 'u', 'u', 'u', 'u', 'u', 'u', 'u', 'u', 'u', 'u', 'u', 'u', 'u', 'u', 'u', // 10
- 0, 0, '"', 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 20
- Z16, Z16, // 30~4F
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,'\\', 0, 0, 0, // 50
- Z16, Z16, Z16, Z16, Z16, Z16, Z16, Z16, Z16, Z16 // 60~FF
-#undef Z16
- };
-
- stream_.Put('\"');
- for (const Ch* p = str; p != str + length; ++p) {
- if ((sizeof(Ch) == 1 || *p < 256) && escape[(unsigned char)*p]) {
- stream_.Put('\\');
- stream_.Put(escape[(unsigned char)*p]);
- if (escape[(unsigned char)*p] == 'u') {
- stream_.Put('0');
- stream_.Put('0');
- stream_.Put(hexDigits[(*p) >> 4]);
- stream_.Put(hexDigits[(*p) & 0xF]);
- }
- }
- else
- stream_.Put(*p);
- }
- stream_.Put('\"');
- }
-
- void WriteStartObject() { stream_.Put('{'); }
- void WriteEndObject() { stream_.Put('}'); }
- void WriteStartArray() { stream_.Put('['); }
- void WriteEndArray() { stream_.Put(']'); }
-
- void Prefix(Type type) {
- (void)type;
- if (level_stack_.GetSize() != 0) { // this value is not at root
- Level* level = level_stack_.template Top<Level>();
- if (level->valueCount > 0) {
- if (level->inArray)
- stream_.Put(','); // add comma if it is not the first element in array
- else // in object
- stream_.Put((level->valueCount % 2 == 0) ? ',' : ':');
- }
- if (!level->inArray && level->valueCount % 2 == 0)
- RAPIDJSON_ASSERT(type == kStringType); // if it's in object, then even number should be a name
- level->valueCount++;
- }
- else
- RAPIDJSON_ASSERT(type == kObjectType || type == kArrayType);
- }
-
- Stream& stream_;
- internal::Stack<Allocator> level_stack_;
-
-private:
- // Prohibit assignment for VC C4512 warning
- Writer& operator=(const Writer& w);
-};
-
-} // namespace rapidjson
-
-#ifdef _MSC_VER
-#pragma warning(pop)
-#endif
-
-#endif // RAPIDJSON_RAPIDJSON_H_
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