Show Bid Request
small c++ program
Bid Request Id: 8546
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Posted by: |
Brickle (4 ratings)
(Software buyer rating 10 )
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Non-action Ratio: |
Very Good - 11.11%
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Posted: |
Feb 7, 2002
11:33:52 AM EDT
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Bidding Closes: |
Feb 8, 2002
10:00:00 PM EDT
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Viewed (by coders): |
505 times
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Deadline: |
2/8/2002
TIME EXPIRED
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Description:
******This program was too long to fit in the description. The rest of the code is carried over into to deliverable section.******
Using DelimTextBuffer class and
struct Book
{ char title[21], isbn[15], author[30];
};Read information about books in GSW library from file data.txt and display information about each book on the screen.
Example:
Input file:
45 Using C++ | 123456789 | Hennefeld, Burchard|
36 XML by Example | 12348989| McGrath|
On the screen:
Title: Using C++
ISBN: 123456789
Author: Hennefeld, Burchard
Title: XML by Example
ISBN: 12348989
Author: McGrath
Press any key to continue
Code for DelimTextBuffer:
class DelimTextBuffer
{ public:
DelimTextBuffer (char Delim = '|', int maxBytes = 1000);
void Clear ();
int Read (istream &);
int Write (ostream &) const;
int Pack (const char *, int size = -1);
int Unpack (char *);
void Print (ostream &) const;
int Init (char delim, int maxBytes = 1000);
private:
char Delim;
char DelimStr[2];
char * Buffer;
int BufferSize;
int MaxBytes;
int NextByte;
};DelimTextBuffer :: DelimTextBuffer (char delim, int maxBytes)
{Init (delim, maxBytes);
}void DelimTextBuffer :: Clear ()
{NextByte = 0;
BufferSize = 0;
}int DelimTextBuffer :: Read (istream & stream)
{Clear ();
stream>>BufferSize;
if (stream.fail()) return false;
if (BufferSize > MaxBytes) return false;
stream.read (Buffer, BufferSize);
return stream . good ();
}int DelimTextBuffer :: Write (ostream & stream) const
{stream<<BufferSize<<' ';
stream.write (Buffer, BufferSize);
return stream.good ();
}int DelimTextBuffer :: Pack (const char * str, int size)
// set the value of the next field of the buffer;
// if size = -1 (default) use strlen(str) as Delim of field
{short len; // length of string to be packed
if (size >= 0) len = size;
else len = strlen (str);
if (len > strlen(str)) // str is too short!
return false;
int start = NextByte; // first character to be packed
NextByte += len + 1;
if (NextByte > MaxBytes) return false;
memcpy (&Buffer[start], str, len);
Buffer [start+len] = Delim; // add delimeter
BufferSize = NextByte;
return true;
}int DelimTextBuffer :: Unpack (char * str)
// extract the value of the next field of the buffer
{int len = -1; // length of packed string
int start = NextByte; // first character to be unpacked
for (int i = start; i < BufferSize; i++)
if (Buffer[i] == Delim)
{len = i - start; break;}
if (len == -1) return false; // delimeter not found
Deliverables:
NextByte += len + 1;
if (NextByte > BufferSize) return false;
strncpy (str, &Buffer[start], len);
str [len] = 0; // zero termination for string
return true;
}void DelimTextBuffer :: Print (ostream & stream) const
{stream << "Buffer has max characters "
<< MaxBytes << " and Buffer Size "
<< BufferSize << endl;
}// Protected members
int DelimTextBuffer :: Init (char delim, int maxBytes)
// construct with a maximum of maxFields
{Delim = delim;
DelimStr[0] = Delim;
DelimStr[1] = 0;
if (maxBytes < 0) maxBytes = 0;
MaxBytes = maxBytes;
Buffer = new char[MaxBytes];
BufferSize = 0;
return 1;}
Complete and fully-functional working program(s) in executable form as well as complete source code of all work done.
Complete copyrights to all work purchased.
Platform:
Visual C++
Must be 100% finished and received by buyer on:
Feb 8, 2002 EDT
Deadline legal notes: All times are expressed in the time zone of the site EDT (UT - 5). If the buyer omitted a time, then the deadline is 11:59:59 PM EDT on the indicated date.
Special Conditions / Other:
Must have by 10pm on Friday Feb 8, 2002 usa EST
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Bidding/Comments:
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| Name |
Bid Amount
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Date |
Coder Rating |
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This bid was accepted by the buyer!
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$15 (USD)
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Feb 7, 2002
12:51:49 PM EDT
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10
(Excellent)
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Hello Sir
I have extensively worked on C++/VC++. The code is ready with me already. You can have it anytime Sir. :-)!
Waiting for a positive response.
Regards, Sumegha |
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N/A
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Feb 7, 2002
10:10:28 PM EDT
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10
(Excellent)
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Hello Sir
this is the executable. You should have the exe and the input data file in the same folder to view the results.
Take care, Sumegha |
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Attached File
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