C++ OrderList类代码示例

ZR::RetVal MyOrders::match( Order * myOrder )
{
    if( myOrder->m_locked ) return ZR::ZR_FINISH;

    OrderList asks;
    m_asks->filterOrders( asks, myOrder->m_currency );
    ZR::ZR_Number amount = myOrder->m_amount;
    for( OrderIterator askIt = asks.begin(); askIt != asks.end(); askIt++ ) {
        Order * other = *askIt;
        if( other->m_ignored ) continue;   // trying to execute this order did not go well in the past. Don't try again.
        if( other->m_isMyOrder ) continue; // don't fill own orders
        if( myOrder->m_matched.find( other->m_order_id ) != myOrder->m_matched.end() ) continue; // matched that already
        if( myOrder->m_price < other->m_price ) break;    // no need to try and find matches beyond
        std::cerr << "Zero Reserve: Match at ask price " << other->m_price.toStdString() << std::endl;

        myOrder->m_matched.insert( other->m_order_id );

        if( amount > other->m_amount ) {
            buy( other, myOrder, other->m_amount );
        }
        else {
            buy( other, myOrder, amount );
            return ZR::ZR_FINISH;
        }
        amount -= other->m_amount;
    }
    return ZR::ZR_SUCCESS;
}

ModList::OrderList ModList::readListFile()
{
	OrderList itemList;
	if (m_list_file.isNull() || m_list_file.isEmpty())
		return itemList;

	QFile textFile(m_list_file);
	if (!textFile.open(QIODevice::ReadOnly | QIODevice::Text))
		return OrderList();

	QTextStream textStream;
	textStream.setAutoDetectUnicode(true);
	textStream.setDevice(&textFile);
	while (true)
	{
		QString line = textStream.readLine();
		if (line.isNull() || line.isEmpty())
			break;
		else
		{
			OrderItem it;
			it.enabled = !line.endsWith(".disabled");
			if (!it.enabled)
			{
				line.chop(9);
			}
			it.id = line;
			itemList.append(it);
		}
	}
	textFile.close();
	return itemList;
}

OrderList PgsqlDataProvider::getOrders(OrderType type, string methodName, uint32_t stockId)
{
  OrderList orderList;

  nontransaction command(*conn);  
  string query = "SELECT id, broker_id, stock_id, amount, price FROM " + methodName + "(" + to_string(stockId) + ");";
  result queryResult(command.exec(query));
  
  if (verbose)
    cout << "Result of " << query << ": " << endl;

  ResultIterator endIterator = queryResult.end();
  for (ResultIterator iterator = queryResult.begin(); iterator != endIterator; ++iterator) 
  {
    Order order;
    order.setId(iterator[0].as<uint64_t>());
    order.setType(type); 
    order.setBrokerId(iterator[1].as<uint32_t>());
    order.setStockId(iterator[2].as<uint32_t>());
    order.setAmount(iterator[3].as<uint32_t>());
    order.setPrice(Decimal(iterator[4].as<string>()));
    orderList.push_back(order);
  }

  if (verbose)
    cout << orderList.size() << " orders. " << endl;

  return orderList;
}

void JSONObject::write(std::ostream& str, WriteVisitor& visitor)
{
    OrderList defaultOrder;
    defaultOrder.push_back("UniqueID");
    defaultOrder.push_back("Name");
    defaultOrder.push_back("TargetName");
    writeOrder(str, defaultOrder, visitor);
}

/**
 * Perform all steps to upgrade from the old station buoys to the new version
 * that uses waypoints. This includes some old saveload mechanics.
 */
void MoveBuoysToWaypoints()
{
	/* Buoy orders become waypoint orders */
	OrderList *ol;
	FOR_ALL_ORDER_LISTS(ol) {
		if (ol->GetFirstSharedVehicle()->type != VEH_SHIP) continue;

		for (Order *o = ol->GetFirstOrder(); o != NULL; o = o->next) UpdateWaypointOrder(o);
	}

	Vehicle *v;
	FOR_ALL_VEHICLES(v) {
		if (v->type != VEH_SHIP) continue;

		UpdateWaypointOrder(&v->current_order);
	}

	/* Now make the stations waypoints */
	Station *st;
	FOR_ALL_STATIONS(st) {
		if ((st->had_vehicle_of_type & HVOT_WAYPOINT) == 0) continue;

		StationID index    = st->index;
		TileIndex xy       = st->xy;
		Town *town         = st->town;
		StringID string_id = st->string_id;
		char *name         = st->name;
		Date build_date    = st->build_date;

		/* Delete the station, so we can make it a real waypoint. */
		delete st;

		Waypoint *wp = new (index) Waypoint(xy);
		wp->town       = town;
		wp->string_id  = STR_SV_STNAME_BUOY;
		wp->name       = name;
		wp->delete_ctr = 0; // Just reset delete counter for once.
		wp->build_date = build_date;
		wp->owner      = OWNER_NONE;

		if (IsInsideBS(string_id, STR_SV_STNAME_BUOY, 9)) wp->town_cn = string_id - STR_SV_STNAME_BUOY;

		if (IsBuoyTile(xy) && GetStationIndex(xy) == index) {
			wp->facilities |= FACIL_DOCK;
		}

		wp->rect.BeforeAddTile(xy, StationRect::ADD_FORCE);
	}
}

UBool OrderList::matchesAt(int32_t offset, const OrderList &other) const
{
    // NOTE: sizes include the NULLORDER, which we don't want to compare.
    int32_t otherSize = other.size() - 1;

    if (listSize - 1 - offset < otherSize) {
        return FALSE;
    }

    for (int32_t i = offset, j = 0; j < otherSize; i += 1, j += 1) {
        if (getOrder(i) != other.getOrder(j)) {
            return FALSE;
        }
    }

    return TRUE;
}

void Backup::writeBackup(OrderList &orders) {
	std::string output;
    for(int floor = 0; floor < N_FLOORS; ++floor){
        if(orders.checkOrder(BUTTON_COMMAND, floor)) {
            output += makeJSON(BUTTON_COMMAND, floor);
        }
    }
    writeStringToFile(output);
}

void OrderMatcher::matchOrders(TradeList& tradeList, OrderList& buyList, OrderList& sellList, Decimal price)
{
  if (verbose)
    cout << endl << "Matching orders..." << endl;

  if (buyList.size() == 0 || sellList.size() == 0) 
    return;

  Order buyOrder = buyList.front();
  Order sellOrder = sellList.front();

  bool finished = false;

  while (!finished && buyOrder.getPrice() >= price && sellOrder.getPrice() <= price)
  {
    uint32_t amount = std::min(buyOrder.getAmount(), sellOrder.getAmount());

    Trade trade(amount, price, buyOrder, sellOrder);
    tradeList.push_back(trade);
    buyOrder.decreaseAmount(amount);
    sellOrder.decreaseAmount(amount);

    if (buyOrder.getAmount() == 0)
    {
      buyList.pop_front();
      if (buyList.size() > 0) 
	buyOrder = buyList.front();
      else
	finished = true;
    }

    if (sellOrder.getAmount() == 0)
    {
      sellList.pop_front();
      if (sellList.size() > 0) 
	sellOrder = sellList.front();
      else
	finished = true;
    }
  }
}

ZR::RetVal MyOrders::init()
{
    try {
        OrderList myorders;
        ZrDB::Instance()->loadOrders( &myorders );
        for( OrderIterator it = myorders.begin(); it != myorders.end(); it++) {
            Order * order = *it;
            addOrder( order );
            if( order->m_orderType == Order::ASK ) {
                m_asks->addOrder( order );
            }
            else {
                m_bids->addOrder( order );
            }
        }
    }
    catch( std::runtime_error & e ) {
        g_ZeroReservePlugin->placeMsg( std::string( "Exception caught: " ) + e.what() );
        return ZR::ZR_FAILURE;
    }
    return ZR::ZR_SUCCESS;
}

void SSearchTest::offsetTest()
{
    const char *test[] = {
        // The sequence \u0FB3\u0F71\u0F71\u0F80 contains a discontiguous
        // contraction (\u0FB3\u0F71\u0F80) logically followed by \u0F71.
        "\\u1E33\\u0FB3\\u0F71\\u0F71\\u0F80\\uD835\\uDF6C\\u01B0",

        "\\ua191\\u16ef\\u2036\\u017a",

#if 0
        // This results in a complex interaction between contraction,
        // expansion and normalization that confuses the backwards offset fixups.
        "\\u0F7F\\u0F80\\u0F81\\u0F82\\u0F83\\u0F84\\u0F85",
#endif

        "\\u0F80\\u0F81\\u0F82\\u0F83\\u0F84\\u0F85",
        "\\u07E9\\u07EA\\u07F1\\u07F2\\u07F3",

        "\\u02FE\\u02FF"
        "\\u0300\\u0301\\u0302\\u0303\\u0304\\u0305\\u0306\\u0307\\u0308\\u0309\\u030A\\u030B\\u030C\\u030D\\u030E\\u030F"
        "\\u0310\\u0311\\u0312\\u0313\\u0314\\u0315\\u0316\\u0317\\u0318\\u0319\\u031A\\u031B\\u031C\\u031D\\u031E\\u031F"
        "\\u0320\\u0321\\u0322\\u0323\\u0324\\u0325\\u0326\\u0327\\u0328\\u0329\\u032A\\u032B\\u032C\\u032D\\u032E\\u032F"
        "\\u0330\\u0331\\u0332\\u0333\\u0334\\u0335\\u0336\\u0337\\u0338\\u0339\\u033A\\u033B\\u033C\\u033D\\u033E\\u033F"
        "\\u0340\\u0341\\u0342\\u0343\\u0344\\u0345\\u0346\\u0347\\u0348\\u0349\\u034A\\u034B\\u034C\\u034D\\u034E", // currently not working, see #8081

        "\\u02FE\\u02FF\\u0300\\u0301\\u0302\\u0303\\u0316\\u0317\\u0318", // currently not working, see #8081
        "a\\u02FF\\u0301\\u0316", // currently not working, see #8081
        "a\\u02FF\\u0316\\u0301",
        "a\\u0430\\u0301\\u0316",
        "a\\u0430\\u0316\\u0301",
        "abc\\u0E41\\u0301\\u0316",
        "abc\\u0E41\\u0316\\u0301",
        "\\u0E41\\u0301\\u0316",
        "\\u0E41\\u0316\\u0301",
        "a\\u0301\\u0316",
        "a\\u0316\\u0301",
        "\\uAC52\\uAC53",
        "\\u34CA\\u34CB",
        "\\u11ED\\u11EE",
        "\\u30C3\\u30D0",
        "p\\u00E9ch\\u00E9",
        "a\\u0301\\u0325",
        "a\\u0300\\u0325",
        "a\\u0325\\u0300",
        "A\\u0323\\u0300B",
        "A\\u0300\\u0323B",
        "A\\u0301\\u0323B",
        "A\\u0302\\u0301\\u0323B",
        "abc",
        "ab\\u0300c",
        "ab\\u0300\\u0323c",
        " \\uD800\\uDC00\\uDC00",
        "a\\uD800\\uDC00\\uDC00",
        "A\\u0301\\u0301",
        "A\\u0301\\u0323",
        "A\\u0301\\u0323B",
        "B\\u0301\\u0323C",
        "A\\u0300\\u0323B",
        "\\u0301A\\u0301\\u0301",
        "abcd\\r\\u0301",
        "p\\u00EAche",
        "pe\\u0302che",
    };

    int32_t testCount = ARRAY_SIZE(test);
    UErrorCode status = U_ZERO_ERROR;
    RuleBasedCollator *col = (RuleBasedCollator *) Collator::createInstance(Locale::getEnglish(), status);
    if (U_FAILURE(status)) {
        errcheckln(status, "Failed to create collator in offsetTest! - %s", u_errorName(status));
        return;
    }
    char buffer[4096];  // A bit of a hack... just happens to be long enough for all the test cases...
                        // We could allocate one that's the right size by (CE_count * 10) + 2
                        // 10 chars is enough room for 8 hex digits plus ", ". 2 extra chars for "[" and "]"

    col->setAttribute(UCOL_NORMALIZATION_MODE, UCOL_ON, status);

    for(int32_t i = 0; i < testCount; i += 1) {
      if (i>=4 && i<=6 && logKnownIssue("9156", "was 8081")) {
            continue; // timebomb until ticket #9156 (was #8081) is resolved
        }
        UnicodeString ts = CharsToUnicodeString(test[i]);
        CollationElementIterator *iter = col->createCollationElementIterator(ts);
        OrderList forwardList;
        OrderList backwardList;
        int32_t order, low, high;

        do {
            low   = iter->getOffset();
            order = iter->next(status);
            high  = iter->getOffset();

            forwardList.add(order, low, high);
        } while (order != CollationElementIterator::NULLORDER);

        iter->reset();
        iter->setOffset(ts.length(), status);

        backwardList.add(CollationElementIterator::NULLORDER, iter->getOffset(), iter->getOffset());

//.........这里部分代码省略.........

/**
 * Perform all steps to upgrade from the old station buoys to the new version
 * that uses waypoints. This includes some old saveload mechanics.
 */
void MoveBuoysToWaypoints()
{
	/* Buoy orders become waypoint orders */
	OrderList *ol;
	FOR_ALL_ORDER_LISTS(ol) {
		VehicleType vt = ol->GetFirstSharedVehicle()->type;
		if (vt != VEH_SHIP && vt != VEH_TRAIN) continue;

		for (Order *o = ol->GetFirstOrder(); o != NULL; o = o->next) UpdateWaypointOrder(o);
	}

	Vehicle *v;
	FOR_ALL_VEHICLES(v) {
		VehicleType vt = v->type;
		if (vt != VEH_SHIP && vt != VEH_TRAIN) continue;

		UpdateWaypointOrder(&v->current_order);
	}

	/* Now make the stations waypoints */
	Station *st;
	FOR_ALL_STATIONS(st) {
		if ((st->had_vehicle_of_type & HVOT_WAYPOINT) == 0) continue;

		StationID index    = st->index;
		TileIndex xy       = st->xy;
		Town *town         = st->town;
		StringID string_id = st->string_id;
		char *name         = st->name;
		st->name           = NULL;
		Date build_date    = st->build_date;
		/* TTDPatch could use "buoys with rail station" for rail waypoints */
		bool train         = st->train_station.tile != INVALID_TILE;
		TileArea train_st  = st->train_station;

		/* Delete the station, so we can make it a real waypoint. */
		delete st;

		/* Stations and waypoints are in the same pool, so if a station
		 * is deleted there must be place for a Waypoint. */
		assert(Waypoint::CanAllocateItem());
		Waypoint *wp   = new (index) Waypoint(xy);
		wp->town       = town;
		wp->string_id  = train ? STR_SV_STNAME_WAYPOINT : STR_SV_STNAME_BUOY;
		wp->name       = name;
		wp->delete_ctr = 0; // Just reset delete counter for once.
		wp->build_date = build_date;
		wp->owner      = train ? GetTileOwner(xy) : OWNER_NONE;

		if (IsInsideBS(string_id, STR_SV_STNAME_BUOY, 9)) wp->town_cn = string_id - STR_SV_STNAME_BUOY;

		if (train) {
			/* When we make a rail waypoint of the station, convert the map as well. */
			TILE_AREA_LOOP(t, train_st) {
				if (!IsTileType(t, MP_STATION) || GetStationIndex(t) != index) continue;

				SB(_me[t].m6, 3, 3, STATION_WAYPOINT);
				wp->rect.BeforeAddTile(t, StationRect::ADD_FORCE);
			}

			wp->train_station = train_st;
			wp->facilities |= FACIL_TRAIN;
		} else if (IsBuoyTile(xy) && GetStationIndex(xy) == index) {
			wp->rect.BeforeAddTile(xy, StationRect::ADD_FORCE);
			wp->facilities |= FACIL_DOCK;
		}
	}

/**
 * Perform all steps to upgrade from the old waypoints to the new version
 * that uses station. This includes some old saveload mechanics.
 */
void MoveWaypointsToBaseStations()
{
	/* In version 17, ground type is moved from m2 to m4 for depots and
	 * waypoints to make way for storing the index in m2. The custom graphics
	 * id which was stored in m4 is now saved as a grf/id reference in the
	 * waypoint struct. */
	if (IsSavegameVersionBefore(17)) {
		for (OldWaypoint *wp = _old_waypoints.Begin(); wp != _old_waypoints.End(); wp++) {
			if (wp->delete_ctr != 0) continue; // The waypoint was deleted

			/* Waypoint indices were not added to the map prior to this. */
			_m[wp->xy].m2 = (StationID)wp->index;

			if (HasBit(_m[wp->xy].m3, 4)) {
				wp->spec = StationClass::Get(STAT_CLASS_WAYP, _m[wp->xy].m4 + 1);
			}
		}
	} else {
		/* As of version 17, we recalculate the custom graphic ID of waypoints
		 * from the GRF ID / station index. */
		for (OldWaypoint *wp = _old_waypoints.Begin(); wp != _old_waypoints.End(); wp++) {
			for (uint i = 0; i < StationClass::GetCount(STAT_CLASS_WAYP); i++) {
				const StationSpec *statspec =  StationClass::Get(STAT_CLASS_WAYP, i);
				if (statspec != NULL && statspec->grf_prop.grffile->grfid == wp->grfid && statspec->grf_prop.local_id == wp->localidx) {
					wp->spec = statspec;
					break;
				}
			}
		}
	}

	if (!Waypoint::CanAllocateItem(_old_waypoints.Length())) SlError(STR_ERROR_TOO_MANY_STATIONS_LOADING);

	/* All saveload conversions have been done. Create the new waypoints! */
	for (OldWaypoint *wp = _old_waypoints.Begin(); wp != _old_waypoints.End(); wp++) {
		Waypoint *new_wp = new Waypoint(wp->xy);
		new_wp->town       = wp->town;
		new_wp->town_cn    = wp->town_cn;
		new_wp->name       = wp->name;
		new_wp->delete_ctr = 0; // Just reset delete counter for once.
		new_wp->build_date = wp->build_date;
		new_wp->owner      = wp->owner;

		new_wp->string_id = STR_SV_STNAME_WAYPOINT;

		TileIndex t = wp->xy;
		if (IsTileType(t, MP_RAILWAY) && GetRailTileType(t) == 2 /* RAIL_TILE_WAYPOINT */ && _m[t].m2 == wp->index) {
			/* The tile might've been reserved! */
			bool reserved = !IsSavegameVersionBefore(100) && HasBit(_m[t].m5, 4);

			/* The tile really has our waypoint, so reassign the map array */
			MakeRailWaypoint(t, GetTileOwner(t), new_wp->index, (Axis)GB(_m[t].m5, 0, 1), 0, GetRailType(t));
			new_wp->facilities |= FACIL_TRAIN;
			new_wp->owner = GetTileOwner(t);

			SetRailStationReservation(t, reserved);

			if (wp->spec != NULL) {
				SetCustomStationSpecIndex(t, AllocateSpecToStation(wp->spec, new_wp, true));
			}
			new_wp->rect.BeforeAddTile(t, StationRect::ADD_FORCE);
		}

		wp->new_index = new_wp->index;
	}

	/* Update the orders of vehicles */
	OrderList *ol;
	FOR_ALL_ORDER_LISTS(ol) {
		if (ol->GetFirstSharedVehicle()->type != VEH_TRAIN) continue;

		for (Order *o = ol->GetFirstOrder(); o != NULL; o = o->next) UpdateWaypointOrder(o);
	}

	Vehicle *v;
	FOR_ALL_VEHICLES(v) {
		if (v->type != VEH_TRAIN) continue;

		UpdateWaypointOrder(&v->current_order);
	}

	_old_waypoints.Reset();
}

    Fixture() :
        msg1(1, "msg1", "content1"),
        clientSetup("localhost", "2222"),
        serverSetup("2222"),
        clientChannel(boost::make_shared<TCPClient>(clientSetup)),
        serverChannel(boost::make_shared<TCPServer>(serverSetup)),
        orderReceive(boost::make_shared<ReceiveOrder>(1, 250)),
        orderSend(boost::make_shared<SendOrder>(msg1)),
        orderWait(boost::make_shared<WaitOrder>(50))
    { 
        ordersClient.Add(orderReceive);
        ordersServer.Add(orderWait);
        ordersServer.Add(orderSend);

        behaviourClient = boost::make_shared<DeviceBehaviour>("Test Behaviour", clientChannel, ordersClient);
        behaviourServer = boost::make_shared<DeviceBehaviour>("Test Behaviour2", serverChannel, ordersServer);
    };