stringbuffer.h

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#ifndef RAPIDJSON_STRINGBUFFER_H_
#define RAPIDJSON_STRINGBUFFER_H_

#include "rapidjson.h"
#include "internal/stack.h"

namespace rapidjson {


template <typename Encoding, typename Allocator = CrtAllocator>
struct GenericStringBuffer {
   typedef typename Encoding::Ch Ch;

   GenericStringBuffer(Allocator* allocator = 0, size_t capacity = kDefaultCapacity) : stack_(allocator, capacity) {}

   void Put(Ch c) { *stack_.template Push<Ch>() = c; }

   void Clear() { stack_.Clear(); }

   const char* GetString() const {
      // Push and pop a null terminator. This is safe.
      *stack_.template Push<Ch>() = '\0';
      stack_.template Pop<Ch>(1);

      return stack_.template Bottom<Ch>();
   }

   size_t Size() const { return stack_.GetSize(); }

   static const size_t kDefaultCapacity = 256;
   mutable internal::Stack<Allocator> stack_;
};

typedef GenericStringBuffer<UTF8<> > StringBuffer;

template<>
inline void PutN(GenericStringBuffer<UTF8<> >& stream, char c, size_t n) {
   memset(stream.stack_.Push<char>(n), c, n * sizeof(c));
}

} // namespace rapidjson

#endif // RAPIDJSON_STRINGBUFFER_H_