C++ (Cpp) c4_Storage Examples

Example #1

File: kview.cpp Project: electric-cloud/metakit

//---------------------------------------------------------------------------
__fastcall TMainForm::TMainForm(TComponent* Owner)
	: TForm(Owner), _colNum (-1)
{
	if (ParamCount() >= 1)
    	Caption = ParamStr(1);
    else if (OpenDialog->Execute())
        Caption = OpenDialog->FileName;
    else
    	return;

    if (_strategy.DataOpen(Caption.c_str(), false))
        _storage = c4_Storage (_strategy, true);
}

Example #2

File: ds_metakit.cpp Project: ziposoft/ac1

z_status zb_ds_metakit::open(bool create,bool writable) 
{
	//TODO - only create when asked to
	_filename<<name <<".mtk";

	_pStore= z_new c4_Storage(_filename,(writable?1:0));
	if(_pStore->Strategy().IsValid())
	{
		_status=status_opened_read;
		if(writable) 
			_status=status_opened_write;
		return zs_ok;
	}
	delete _pStore;
	_pStore=0;
	_status=status_cant_open;

	return zs_could_not_open_file;

}

Example #3

File: naive_bayesian_classifier.cpp Project: BackupTheBerlios/klassify-svn

NaiveBayesianClassifier::NaiveBayesianClassifier(const QString &filename)  : Classifier()
{
    kdDebug() << "Creating NaiveBayesianClassifer" << endl;

    database = c4_Storage(filename, true);
    database.AutoCommit();

    m_categories = QMap<QString, c4_View>();

//     for ( QStringList::ConstIterator it = categories.constBegin(); it != categories.constEnd(); ++it ) {
//         getCategory(*it);
//     }

    c4_View cats = getDatabase().GetAs("categories[name:S,count:I]");
    c4_Row currentRow;
    c4_StringProp name("name");
    long idx;
    for (idx=0;idx<cats.GetSize();idx++)
    {
        QString cat = (const char*) name(cats[idx]);
        getCategory(cat);
    }
}