errclass.h

在Linux开发环境下实现JPEG_LS压缩标注

#ifndef __Header_errclass__
#define __Header_errclass__

#include <strstream.h>

class ErrorsInClass {
private:
	char *			errorstring;
protected:
	bool 			good_flag;
	ostrstream 		errorstream;
public:
	ErrorsInClass(void)
		{
			good_flag=true;
			errorstring=0;
			errorstream.setf(ios::showbase|ios::internal);
		}

	~ErrorsInClass()
		{
			if (errorstring) delete[] errorstring;
		}

	bool		good(void)	{ return good_flag; }

	const char *	errors(void)
		{
			Assert(!errorstring);
			errorstream << ends;
			errorstring=errorstream.str();
			return errorstring ? errorstring : "";
		}
};

#endif /* __Header_errclass__ */