loon: MsgCatStream Class Reference

00041 : fOutFile("") { }

00045 : fOutFile(fileName) { }

00054 {
00055 //======================================================================
00056 // Purpose: Add a file to the list of files to be concatenated
00057 // Inputs: filename - the name of the file that will be concatenated
00058 //======================================================================
00059   string aName(filename);
00060   fFileList.push_back(aName); 
00061 }

00066 {
00067 //======================================================================
00068 // Purpose: Concatenate the contents of the files in the fFileList list
00069 //          to a single output file fOutFile. The files in the fFileList
00070 //          *are deleted* once their contents have been copied to 
00071 //          fOutFile
00072 //======================================================================
00073   // Open the output file
00074   ofstream outFile(fOutFile.c_str());
00075   if (!outFile) {
00076     cerr << "=E= " << __FILE__ << ":" << __LINE__ 
00077          << " Can't open file " << fOutFile 
00078          << " for write."
00079          << " Concatenation not performed\n";
00080     return;
00081   }
00082 
00083   // Append the contents of each file in the list to outFile and
00084   // delete the file
00085   vector<string>::iterator vend(fFileList.end());
00086   for (vector<string>::iterator itrMsgName = fFileList.begin();
00087        itrMsgName != vend;
00088        ++itrMsgName) {
00089     ifstream *inFile;
00090     inFile = new ifstream(itrMsgName->c_str());
00091     if ((*inFile)) {
00092       char ch;
00093       while (inFile->get(ch)) outFile.put(ch);
00094       delete inFile;
00095       if ( unlink(itrMsgName->c_str()) != 0) {
00096         cerr << "=W= " << __FILE__ << ":" << __LINE__
00097              << "Failed to unlink file '" 
00098              << (*itrMsgName) << "'.\n";
00099       }
00100     }
00101     else {
00102       // Input stream didn't open correctly
00103       cerr << "=E= " << __FILE__ << ":" << __LINE__ 
00104            << " Can't open file " << (*itrMsgName)
00105            << " for read."
00106            << " File skipped\n";      
00107       continue;
00108     }
00109   }
00110 }

00038 { return fOutFile.c_str(); }

00040 {fOutFile = filename; }

00021 {
00022 //======================================================================
00023 // Purpose: Print information about a MsgCatStream
00024 // Inputs : os - stream to print to
00025 //           m - MsgCatStream to print
00026 // Returns: The stream printed to
00027 //======================================================================
00028   vector<string>::const_iterator vend(m.fFileList.end());
00029   os << m.fOutFile << ":";
00030   for (vector<string>::const_iterator itrFileName  = m.fFileList.begin();
00031        itrFileName != vend;
00032        ++itrFileName) {
00033     os << " " << *itrFileName;
00034   }
00035   os << "\n";
00036   return os;
00037 }


Public Member Functions
	MsgCatStream ()
	MsgCatStream (const char *fileName)
	~MsgCatStream ()
const char *	GetOutputFileName () const
void	SetOutputFile (const char *filename)
void	AddFileToList (const char *filename)
void	DoConcatenation ()
Private Attributes
string	fOutFile
vector< string >	fFileList
Friends
ostream &	operator<< (ostream &os, const MsgCatStream &m)

MsgCatStream Class Reference

Public Member Functions

Private Attributes

Friends

Constructor & Destructor Documentation

Member Function Documentation

Friends And Related Function Documentation

Member Data Documentation