public override IEnumerable <CommunicationUnit> Combine(IEnumerable <AddressUnit> addresses)
{
var continusAddresses = base.Combine(addresses).ToList();
List <CommunicationUnitGap> addressesGaps = new List <CommunicationUnitGap>();
CommunicationUnit preCommunicationUnit = null;
foreach (var continusAddress in continusAddresses)
{
if (preCommunicationUnit == null)
{
preCommunicationUnit = continusAddress;
continue;
}
if (continusAddress.Area == preCommunicationUnit.Area)
{
var gap = new CommunicationUnitGap()
{
EndUnit = continusAddress,
GapNumber = (int)Math.Ceiling((continusAddress.Address - preCommunicationUnit.Address) * AddressTranslator.GetAreaByteLength(continusAddress.Area) - preCommunicationUnit.GetCount * BigEndianValueHelper.Instance.ByteLength[preCommunicationUnit.DataType.FullName])
};
addressesGaps.Add(gap);
}
preCommunicationUnit = continusAddress;
}
var orderedGaps = addressesGaps.OrderBy(p => p.GapNumber);
int jumpNumberInner = JumpNumber;
foreach (var orderedGap in orderedGaps)
{
jumpNumberInner -= orderedGap.GapNumber;
if (jumpNumberInner < 0)
{
break;
}
var nowAddress = orderedGap.EndUnit;
var index = continusAddresses.IndexOf(nowAddress);
index--;
var preAddress = continusAddresses[index];
continusAddresses.RemoveAt(index);
continusAddresses.RemoveAt(index);
var newAddress = new CommunicationUnit()
{
Area = nowAddress.Area,
Address = preAddress.Address,
GetCount =
(int)
(preAddress.GetCount * BigEndianValueHelper.Instance.ByteLength[preAddress.DataType.FullName]) +
orderedGap.GapNumber +
(int)
(nowAddress.GetCount * BigEndianValueHelper.Instance.ByteLength[nowAddress.DataType.FullName]),
DataType = typeof(byte),
OriginalAddresses = preAddress.OriginalAddresses.ToList().Union(nowAddress.OriginalAddresses)
};
continusAddresses.Insert(index, newAddress);
}
return(continusAddresses);
}
/// <summary>
/// 组合地址
/// </summary>
/// <param name="addresses">需要组合的地址</param>
/// <returns>组合后的地址</returns>
public override IEnumerable <CommunicationUnit <TKey> > Combine(IEnumerable <AddressUnit <TKey> > addresses)
{
var groupedAddresses = from address in addresses
orderby
AddressHelper.GetProtocalCoordinate(address.Address, address.SubAddress,
AddressTranslator.GetAreaByteLength(address.Area))
group address by address.Area
into grouped
select grouped;
var ans = new List <CommunicationUnit <TKey> >();
foreach (var groupedAddress in groupedAddresses)
{
var area = groupedAddress.Key;
double initNum = -1;
double preNum = -1;
Type preType = null;
var originalAddresses = new List <AddressUnit <TKey> >();
var orderedAddresses =
groupedAddress.OrderBy(
address =>
AddressHelper.GetProtocalCoordinate(address.Address, address.SubAddress,
AddressTranslator.GetAreaByteLength(address.Area)));
foreach (var address in orderedAddresses)
{
if (initNum < 0)
{
initNum = AddressHelper.GetProtocalCoordinate(address.Address, address.SubAddress,
AddressTranslator.GetAreaByteLength(address.Area));
originalAddresses.Add(address);
}
else
{
if (AddressHelper.GetProtocalCoordinate(address.Address, address.SubAddress,
AddressTranslator.GetAreaByteLength(address.Area)) <
AddressHelper.GetProtocalCoordinateNextPosition(preNum,
preType,
AddressTranslator.GetAreaByteLength(address.Area)))
{
originalAddresses.Add(address);
//如果当前地址的末尾被记录，表示地址被记录的地址域覆盖，这个地址没有记录的必要
if (AddressHelper.GetProtocalCoordinateNextPosition(
AddressHelper.GetProtocalCoordinate(address.Address, address.SubAddress,
AddressTranslator.GetAreaByteLength(address.Area)),
address.DataType,
AddressTranslator.GetAreaByteLength(address.Area)) <=
AddressHelper.GetProtocalCoordinateNextPosition(preNum,
preType,
AddressTranslator.GetAreaByteLength(address.Area)))
{
continue;
}
}
else if (AddressHelper.GetProtocalCoordinate(address.Address, address.SubAddress,
AddressTranslator.GetAreaByteLength(address.Area)) >
AddressHelper.GetProtocalCoordinateNextPosition(preNum,
preType,
AddressTranslator.GetAreaByteLength(address.Area)))
{
ans.Add(new CommunicationUnit <TKey>
{
Area = area,
Address = (int)Math.Floor(initNum),
GetCount =
(int)
Math.Ceiling(
AddressHelper.MapProtocalGetCountToAbstractByteCount(
preNum - (int)Math.Floor(initNum),
AddressTranslator.GetAreaByteLength(address.Area),
BigEndianValueHelper.Instance.ByteLength[preType.FullName])),
DataType = typeof(byte),
OriginalAddresses = originalAddresses.ToList()
});
initNum = address.Address;
originalAddresses.Clear();
originalAddresses.Add(address);
}
else
{
//地址连续，压入当前记录的结果
originalAddresses.Add(address);
}
}
//把当前地址变为上一个地址
preNum = AddressHelper.GetProtocalCoordinate(address.Address, address.SubAddress,
AddressTranslator.GetAreaByteLength(address.Area));
preType = address.DataType;
}
//最后一个地址域压入返回结果
ans.Add(new CommunicationUnit <TKey>
{
Area = area,
Address = (int)Math.Floor(initNum),
GetCount =
(int)
Math.Ceiling(
AddressHelper.MapProtocalGetCountToAbstractByteCount(
preNum - (int)Math.Floor(initNum), AddressTranslator.GetAreaByteLength(area),
BigEndianValueHelper.Instance.ByteLength[preType.FullName])),
DataType = typeof(byte),
OriginalAddresses = originalAddresses.ToList()
});
}
var newAns = new List <CommunicationUnit <TKey> >();
foreach (var communicationUnit in ans)
{
var oldByteCount = communicationUnit.GetCount *
BigEndianValueHelper.Instance.ByteLength[communicationUnit.DataType.FullName];
while (oldByteCount * BigEndianValueHelper.Instance.ByteLength[communicationUnit.DataType.FullName] >
MaxLength)
{
var newOriginalAddresses = new List <AddressUnit <TKey> >();
var oldOriginalAddresses = communicationUnit.OriginalAddresses.ToList();
var newByteCount = 0.0;
do
{
var currentAddressUnit = oldOriginalAddresses.First();
newByteCount += BigEndianValueHelper.Instance.ByteLength[currentAddressUnit.DataType.FullName];
if (newByteCount > MaxLength)
{
break;
}
oldByteCount -= BigEndianValueHelper.Instance.ByteLength[currentAddressUnit.DataType.FullName];
newOriginalAddresses.Add(currentAddressUnit);
oldOriginalAddresses.RemoveAt(0);
} while (newByteCount < MaxLength);
var newCommunicationUnit = new CommunicationUnit <TKey>
{
Area = communicationUnit.Area,
Address = communicationUnit.Address,
SubAddress = communicationUnit.SubAddress,
DataType = communicationUnit.DataType,
GetCount =
(int)
Math.Ceiling(newByteCount /
BigEndianValueHelper.Instance.ByteLength[communicationUnit.DataType.FullName]),
OriginalAddresses = newOriginalAddresses
};
newAns.Add(newCommunicationUnit);
}
communicationUnit.GetCount =
(int)
Math.Ceiling(oldByteCount /
BigEndianValueHelper.Instance.ByteLength[communicationUnit.DataType.FullName]);
newAns.Add(communicationUnit);
}
return(newAns);
}