v3.0.0

• [MDAPI-37][C++] Retrieve latest events from feed.
  • Added SymbolWrapper::toStringUnderlying method that returns a string representation of the underlying symbol object.
  • Added EventType::assign. All EventType successors can populate their fields using EventType successors of the same type.
  • Added DXFeed::getLastEventIfSubscribed method.
  • Added DXFeed::getLastEvent and DXFeed::getLastEvents methods that use the DXFeed::getLastEventIfSubscribed method.
• [MDAPI-113][C++][Tools] Tools should report invalid event type.
  • Added classes: RuntimeException, InvalidArgumentException.
  • InvalidArgumentException, GraalException, JavaException are now descendants of the RuntimeException class, which can collect stacktrace.
  • Now an InvalidArgumentException exception is thrown instead of the std::invalid_argument exception.
  • Tools now reports incorrect event types specified by the user.
• [MDAPI-80][C++][IPF] Implement custom fields in InstrumentProfile.
  • The API was migrated to Graal SDK v1.1.22.
  • Added methods:
    • InstrumentProfile::getField
    • InstrumentProfile::setField
    • InstrumentProfile::getNumericField
    • InstrumentProfile::setNumericField
    • InstrumentProfile::getDateField
    • InstrumentProfile::setDateField
    • InstrumentProfile::getNonEmptyCustomFieldNames
  • [BREAKING]: All toString methods can now throw exceptions.
• [MDAPI-26][C++] Migrate to Graal SDK v1.1.21.
  • Added Day::getSessions method.
  • New order sources added: CEDX and cedx.
  • Added the ability to use dxFeed Graal SDK stub. In other words, now API can be built for any 32 and 64 platforms.
  • Added TimePeriod class.
  • Added DXFeedSubscription::getAggregationPeriod and DXFeedSubscription::setAggregationPeriod methods.
  • Added DXFeedSubscription::getEventsBatchLimit and DXFeedSubscription::setEventsBatchLimit methods.
  • Added AuthToken class.
  • Added InstrumentProfileReader::readFromFile(address, token) method.