#ifndef _HTTP_EMIT_HPP_
#define _HTTP_EMIT_HPP_
#ifndef _COMMON_STRING_HPP_
#include <common/string.hpp>
#endif
#ifndef _COMMON_PUREVIEWOFFILE_HPP_
#include <common/pview.hpp>
#endif

class Emit
{
	friend class Scan;
	friend class Parse;
public:
	void emit(const char *lpLiteralValue)const;
	void emit(const String &literalValue)const;
	void emit(int code,int type,int identifier)const;
	void emit(int code)const;
	void emit(int code,double value)const;
	void emit(int code,int op)const;
	int read(void);
	int read(void *variable,size_t size);
	void emitting(int);
	int emitting(void)const;
private:
  Emit(PureViewOfFile &inputView,PureViewOfFile &outputView);
	virtual ~Emit();

	int mIsEmitting;
	char mLastSymbol;
	PureViewOfFile &mInputView;
	PureViewOfFile &mOutputView;
};

inline
void Emit::emitting(int isEmitting)
{
	mIsEmitting=isEmitting;
}

inline
int Emit::emitting(void)const
{
	return mIsEmitting;
}

inline
void Emit::emit(int code)const
{
	if(!mIsEmitting)return;
	mOutputView.write(code);
}

inline
int Emit::read(void)
{
  if(!mInputView.read((unsigned char&)mLastSymbol))return 0xFFFF;
	return mLastSymbol;
}

inline
int Emit::read(void *variable,size_t size)
{
  if(!mInputView.read((char*)variable,size))return 0xFFFF;
	return 0;
}
#endif