void LinNativeDisplayForm::parseAtomFeed()
{
QXmlStreamReader textReader(reply);
QString htmlOutput = htmlPrefix;
while (!textReader.atEnd())
{
textReader.readNext();
if (textReader.isStartElement())
{
if (textReader.name() == "entry")
{
parseAtomEntry(htmlOutput, textReader);
}
}
}
if (textReader.hasError())
{
QString err;
err.append("QXmlStreamReader returned error: ");
err.append(textReader.errorString());
err.append("\nFor URL: ");
err.append(sourceUrl);
QMaemo5InformationBox::information(0, err, 0);
qWarning() << err;
return;
}
reply->deleteLater();
htmlOutput += " </body>\n</html>";
setHtml(htmlOutput, sourceUrl);
}
void LinNativeDisplayForm::parseRSSFeed()
{
QXmlStreamReader textReader(reply);
while (!textReader.atEnd())
{
textReader.readNext();
if (textReader.isStartElement())
{
if (textReader.name() == "channel")
{
parseRSSChannel(textReader);
// For now, only parse one channel:
break;
}
}
}
if (textReader.hasError())
{
QString err;
err.append("QXmlStreamReader returned error: ");
err.append(textReader.errorString());
err.append("\nFor URL: ");
err.append(sourceUrl);
QMaemo5InformationBox::information(0, err, 0);
qWarning() << err;
return;
}
reply->deleteLater();
}
int CFileContentFinder::Find(LPCTSTR fileName, LPCTSTR matchString)
{
CSimpleStringMatcher sm(matchString);
bool bSetSMToNull(m_pStringMatcher == NULL);
if (bSetSMToNull)
m_pStringMatcher = &sm;
CFileContentFinderCallback::MatchData md;
CTextLineReader textReader(fileName);
while (true) {
md.strLine = textReader.ReadLine();
if (md.strLine.IsEmpty())
break;
md.bMatched = m_pStringMatcher->Match(md.strLine);
if (md.bMatched)
++md.iMatchCount;
md.iLineNo = textReader.GetCurrentLineNumber();
if (m_pFinderCallback != NULL) {
if (m_pFinderCallback->MatchCallback(md))
break;
}
}
if (bSetSMToNull)
m_pStringMatcher = NULL;
return md.iMatchCount;
}
bool CSVData::load(const std::shared_ptr<IReader>& reader, const StringView separators, const StringView quotes, const StringView escapes)
{
TextReader textReader(reader);
if (!loadFromTextReader(textReader, separators, quotes, escapes))
{
clear();
return false;
}
return true;
}
bool CSVData::load(const FilePath& path, const StringView separators, const StringView quotes, const StringView escapes)
{
TextReader textReader(path);
if (!loadFromTextReader(textReader, separators, quotes, escapes))
{
clear();
return false;
}
return true;
}
int main(int argc, char* argv[])
{
std::size_t test_case = 0;
std::size_t count_inv;
switch (test_case)
{
case 0:
{
std::vector<int> inputVec;
inputVec.reserve(100000);
textReader("D:/cpp_practise/test_cases/IntegerArray.txt",inputVec);
count_inv = sort_count_inversion(inputVec,0,inputVec.size()-1);
int gh = 0;
}
break;
case 1:
{
std::vector<int> inputVec;
inputVec.reserve(100000);
textReader("D:/cpp_practise/test_cases/IntegerArray.txt",inputVec);
count_inv = sort_count_inversion(inputVec,0,9); //considering only the first 10 elements
}
break;
case 2:
{
static const int arr[] = {1, 5, 3, 2, 4, 6};
std::vector<int> inputVec(arr,arr+sizeof(arr)/sizeof(arr[0]));
count_inv = sort_count_inversion(inputVec,0,inputVec.size()-1);
int gh = 0;
}
break;
}
std::cout << "inversions(count): " << count_inv << std::endl;
return 0;
}
void AcoustidClient::requestFinished() {
QNetworkReply* reply = qobject_cast<QNetworkReply*>(sender());
if (!reply)
return;
reply->deleteLater();
if (!m_requests.contains(reply))
return;
int id = m_requests.take(reply);
int status = reply->attribute(QNetworkRequest::HttpStatusCodeAttribute).toInt();
if (status != 200) {
QTextStream body(reply);
qDebug() << "AcoustIdClient POST reply status:" << status << "body:" << body.readAll();
emit(networkError(
reply->attribute(QNetworkRequest::HttpStatusCodeAttribute).toInt(),
"AcoustID"));
return;
}
QTextStream textReader(reply);
QString body = textReader.readAll();
qDebug() << "AcoustIdClient POST reply status:" << status << "body:" << body;
QXmlStreamReader reader(body);
QString ID;
while (!reader.atEnd()) {
if (reader.readNext() == QXmlStreamReader::StartElement
&& reader.name()== "results") {
ID = parseResult(reader);
}
}
emit(finished(id, ID));
}
int main(int argc, char* argv[])
{
std::size_t test_case = 2;
switch (test_case)
{
case 0:
{
//testing priority queue
std::priority_queue<int,std::vector<int>,std::less<int> > pq1;
std::priority_queue<int,std::vector<int>,std::greater<int> > pq2;
pq1.push(1);
pq1.push(7);
pq1.push(3);
pq2.push(8);
pq2.push(1);
pq2.push(3);
std::cout << "top(pq1): " << pq1.top() << std::endl;
std::cout << "top(pq2): " << pq2.top() << std::endl;
pq2.push(pq1.top());
pq1.pop();
std::cout << "(after)top(pq1): " << pq1.top() << std::endl;
std::cout << "(after)top(pq2): " << pq2.top() << std::endl;
std::cout << "7 % 10 = " << 7 % 10 << std::endl;
std::cout << "(12+8) % 10 = " << (12+8) % 10 << std::endl;
std::cout << "(13+8) % 10 = " << (13+8) % 10 << std::endl;
int gh = 0;
}
break;
case 1:
{
std::vector<int> inputVec;
inputVec.reserve(10000);
textReader("D:/cpp_practise/test_cases/Median.txt",inputVec);
int modulus = 10000;
int median_sum_modulus = compute_median_sum_modulus(inputVec, modulus);
std::cout << "sum of these 10000 medians, modulo 10000: " << median_sum_modulus << std::endl;
int gh = 0;
}
break;
case 2:
{
//https://class.coursera.org/algo-003/forum/thread?thread_id=669#post-3237
std::vector<int> inputVec;
inputVec.reserve(5000);
textReader("D:/cpp_practise/test_cases/median_sum/mmtest2.txt",inputVec);
int modulus = 10000;
int median_sum_modulus = compute_median_sum_modulus(inputVec, modulus);
std::cout << "sum of these 5000 medians, modulo 10000: " << median_sum_modulus << std::endl;
int gh = 0;
}
break;
}
return 0;
}
int main()
{
int numValues = 6400000;
double* values = new double [numValues];
double value;
MersenneTwister rng;
for ( int i = 0; i < numValues; ++i )
{
values[i] = rng.rand_double_closed(-10000000, 10000000);
}
std::cout << "Testing big endian read/write" << std::endl;
// write big
std::ofstream bigFile( "/tmp/binaryBig", std::ios::binary );
DwD bigWriter( bigFile, DwD::Binary, DwD::BigEndian );
for ( int i = 0; i < numValues; ++i )
{
bigWriter.write( values + i );
}
bigFile.close();
// read big and validate
std::ifstream bigFileRead( "/tmp/binaryBig", std::ios::binary );
DrD bigReader( bigFileRead, DrD::Binary, DrD::BigEndian );
int count = 0;
while ( bigReader.read( value ) )
{
assert( fabs( value - values[count] ) < 1e-8 );
++count;
}
assert( count == numValues );
bigFileRead.close();
std::cout << " passed" << std::endl;
std::cout << "Testing little endian read/write" << std::endl;
// write little
std::ofstream littleFile( "/tmp/binaryLittle", std::ios::binary );
DwD littleWriter( littleFile, DwD::Binary, DwD::LittleEndian );
for ( int i = 0; i < numValues; ++i )
{
littleWriter.write( values[i] );
}
littleFile.close();
// read little and validate
std::ifstream littleFileRead( "/tmp/binaryLittle", std::ios::binary );
DrD littleReader( littleFileRead, DrD::Binary, DrD::LittleEndian );
count = 0;
while ( littleReader.read( value ) )
{
assert( fabs( value - values[count] ) < 1e-8 );
++count;
}
assert( count == numValues );
littleFileRead.close();
std::cout << " passed" << std::endl;
std::cout << "Testing text read/write" << std::endl;
// write text
std::ofstream textFile( "/tmp/text" );
textFile.precision(16);
textFile.setf( std::ios::scientific );
DwD textWriter( textFile, DwD::Ascii );
for ( int i = 0; i < 1000; ++i )
{
textWriter.write( values[i] );
textWriter.linebreak();
}
textFile.close();
// read text and validate
std::ifstream textFileRead( "/tmp/text" );
DrD textReader( textFileRead, DrD::Ascii );
count = 0;
double foo;
while( textReader.read( value ) )
{
if ( fabs( value - values[ count ] ) >= 1e-8 )
{
std::cout << "value:" << value << " values["
<< count << "]:" << values[count] << std::endl;
}
assert( fabs( value - values[ count ] ) < 1e-8 );
++count;
}
assert( count == 1000 );
textFileRead.close();
std::cout << " passed" << std::endl;
delete [] values;
}
