double PeriodDayCountUtil::yearsDiff(
const bdlt::Date& beginDate,
const bdlt::Date& endDate,
const bsl::vector<bdlt::Date>& periodDate,
double periodYearDiff,
DayCountConvention::Enum convention)
{
BSLS_ASSERT(periodDate.size() >= 2);
BSLS_ASSERT(periodDate.front() <= beginDate);
BSLS_ASSERT( beginDate <= periodDate.back());
BSLS_ASSERT(periodDate.front() <= endDate);
BSLS_ASSERT( endDate <= periodDate.back());
BSLS_ASSERT_SAFE(isSortedAndUnique(periodDate.begin(), periodDate.end()));
double numYears;
switch (convention) {
case DayCountConvention::e_PERIOD_ICMA_ACTUAL_ACTUAL: {
numYears = bbldc::PeriodIcmaActualActual::yearsDiff(beginDate,
endDate,
periodDate,
periodYearDiff);
} break;
default: {
BSLS_ASSERT_OPT(0 && "Unrecognized convention");
numYears = 0.0;
} break;
}
return numYears;
}
// PRIVATE ACCESSORS
bool
bdlc::IndexClerk::areInvariantsPreserved(const bsl::vector<int>& unusedStack,
int nextNewIndex)
{
int indicesInvalid = 0;
int indicesNotUnique = 0;
bsl::size_t size = unusedStack.size();
bsl::vector<char> bin(nextNewIndex, 0);
// Optimizing for the valid case.
for (bsl::size_t i = 0; i < size; ++i) {
indicesInvalid |= ((unsigned int) unusedStack[i] >=
(unsigned int) nextNewIndex);
if (BSLS_PERFORMANCEHINT_PREDICT_LIKELY(!indicesInvalid)) {
indicesNotUnique |= ++bin[unusedStack[i]];
}
}
if (indicesInvalid || (indicesNotUnique & 0x2)) {
return false; // RETURN
}
return true;
}
static inline
bool validIndex(const bsl::vector<TYPE>& vector, int index)
// Return 'true' if the specified 'index' is within the range of valid
// indices of the specified 'vector', and 'false' otherwise.
{
return 0 <= index && (unsigned int) index < vector.size();
}
// MANIPULATORS
int pushBack(const TYPE& value)
// Append the specified 'value' to this thread-enabled vector and
// return the index of the new element.
{
bslmt::LockGuard<bslmt::Mutex> guard(&d_mutex);
d_elements.push_back(value);
return static_cast<int>(d_elements.size()) - 1;
}
// MANIPULATORS
void my_Logger::logMessage(const bsl::string& message, Severity severity)
{
archive.push_back(message);
switch (severity) {
case TRACE: {
// Do nothing beyond archiving the message.
} break;
case WARN: {
ball::Context context(ball::Transmission::e_PASSTHROUGH, 0, 1);
publish(message, context);
} break;
case ERROR: {
int index = 0;
int length = (int)archive.size();
ball::Context context(ball::Transmission::e_TRIGGER, index, length);
while (length--) {
publish(archive[length], context);
context.setRecordIndexRaw(++index);
}
archive.clear(); // flush archive
} break;
}
}
static
int loadLocalTimeDescriptors(
bsl::vector<baltzo::LocalTimeDescriptor> *descriptors,
const bsl::vector<RawLocalTimeType>& localTimeDescriptors,
const bsl::vector<char>& abbreviationBuffer)
// Load the specified 'descriptors' with the sequence of local time
// descriptors described by the specified 'localTimeDescriptors' holding
// raw information read from the file, and referring to null-terminated
// abbreviations in the specified 'abbreviationBuffer'. Return 0 on
// success, and a non-zero value otherwise.
{
BALL_LOG_SET_CATEGORY(LOG_CATEGORY);
for (bsl::size_t i = 0; i < localTimeDescriptors.size(); ++i) {
if (!validIndex(abbreviationBuffer,
localTimeDescriptors[i].d_abbreviationIndex)) {
BALL_LOG_ERROR << "Invalid abbreviation buffer index "
<< (int)localTimeDescriptors[i].d_abbreviationIndex
<< " found in Zoneinfo file. Expecting [0 .. "
<< abbreviationBuffer.size() - 1
<< "]."
<< BALL_LOG_END;
return -20; // RETURN
}
const int utcOffset = decode32(localTimeDescriptors[i].d_offset);
if (!baltzo::LocalTimeDescriptor::isValidUtcOffsetInSeconds(
utcOffset)) {
BALL_LOG_ERROR << "Invalid UTC offset "
<< utcOffset
<< " found in Zoneinfo file. Expecting "
<< "[-86399 .. 86399]."
<< BALL_LOG_END;
return -21; // RETURN
}
const bool isDst = localTimeDescriptors[i].d_isDst;
// Passing the address of the first character pointed by the index (C
// string).
const char *description =
&abbreviationBuffer[localTimeDescriptors[i].d_abbreviationIndex];
// Check if 'description' is null-terminated.
const int maxLength = abbreviationBuffer.size()
- localTimeDescriptors[i].d_abbreviationIndex
- 1;
if (maxLength < bdlb::String::strnlen(description, maxLength + 1)) {
BALL_LOG_ERROR << "Abbreviation string is not null-terminated."
<< BALL_LOG_END;
return -22; // RETURN
}
descriptors->push_back(baltzo::LocalTimeDescriptor(utcOffset,
isDst,
description));
}
return 0;
}
int length() const
// Return the number of elements in this thread-enabled vector.
{
bslmt::LockGuard<bslmt::Mutex> guard(&d_mutex);
return static_cast<int>(d_elements.size());
}
static inline int dispatchCallbacks(bsl::vector<struct ::pollfd> *tmp,
bsl::vector<struct ::pollfd>& pollFds,
CallbackMap *callbacks)
{
BSLS_ASSERT(tmp);
BSLS_ASSERT(0 == tmp->size()); // Internal invariant
int numCallbacks = 0;
// Implementation note: We need to make a local copy of signaled the
// sockets because an invoked callback can potentially modify 'pollFds'
// array thereby corrupting the iteration order. In the worst case, a
// full copy of 'pollFds' is made.
typedef bsl::vector<struct ::pollfd>::size_type size_type;
size_type numSockets = pollFds.size();
for (size_type i = 0; i < numSockets; ++i) {
const struct ::pollfd& data = pollFds[i];
if (0 != data.revents) {
tmp->push_back(data);
}
}
numSockets = tmp->size();
for (size_type i = 0; i < numSockets; ++i) {
const struct ::pollfd& currData = (*tmp)[i];
// READ/ACCEPT.
enum { DEFAULT_MASK = POLLERR | POLLHUP | POLLNVAL };
if (currData.revents & (POLLIN | DEFAULT_MASK)) {
CallbackMap::iterator callbackIt, cbEnd = callbacks->end();
if (cbEnd != (callbackIt = callbacks->find(
Event(currData.fd,
EventType::e_READ)))
|| cbEnd != (callbackIt = callbacks->find(
Event(currData.fd,
btlso::EventType::e_ACCEPT)))) {
(callbackIt->second)();
++numCallbacks;
}
}
// WRITE/CONNECT.
if (currData.revents & (POLLOUT | DEFAULT_MASK)) {
CallbackMap::iterator callbackIt, cbEnd = callbacks->end();
if (cbEnd != (callbackIt = callbacks->find(
Event(currData.fd,
EventType::e_WRITE)))
|| cbEnd != (callbackIt = callbacks->find(
Event(currData.fd,
EventType::e_CONNECT)))) {
(callbackIt->second)();
++numCallbacks;
}
}
}
tmp->clear();
return numCallbacks;
}
inline
int my_RecordBuffer::length() const
{
bslmt::LockGuard<bslmt::RecursiveMutex> guard(&d_mutex);
return d_buffer.size();
}