public ArrayList ReadProperty(UInt16 destinationAddress, BacNetObject bacNetObject, BacNetEnums.BACNET_PROPERTY_ID propertyId)
{
var apdu = new ReadProperty(bacNetObject, propertyId);
var npdu = new BacNetIpNpdu();
npdu.ExpectingReply = true;
BacNetRemoteDevice remote = null;
foreach (BacNetRemoteDevice remoteDevice in BacNetDevice.Instance.Remote)
{
if (remoteDevice.InstanceNumber == destinationAddress)
{
remote = remoteDevice;
}
}
if (remote != null)
{
npdu.Destination = remote.BacAddress;
BacNetDevice.Instance.Services.Execute(npdu, apdu, remote.EndPoint);
BacNetDevice.Instance.Waiter = apdu.InvokeId;
return(WaitForResponce(apdu.InvokeId) as ArrayList);
}
return(null);
}
public BacNetProperty ReadProperty(string address, BacNetEnums.BACNET_PROPERTY_ID propId = BacNetEnums.BACNET_PROPERTY_ID.PROP_PRESENT_VALUE)
{
string[] addrArray = address.Split('.');
if (addrArray.Length != 2)
{
_logger.Warn("Wrong address: " + address);
return(null);
}
BacNetRemoteDevice remote = BacNetDevice.Instance.SearchRemote(BacNetRemoteDevice.Get(addrArray[0]));
if (remote == null)
{
return(null);
}
BacNetObject tmpObj;
try
{
tmpObj = new BacNetObject(addrArray[1]);
}
catch (Exception ex)
{
_logger.Warn(ex.Message);
return(new BacNetProperty
{
PropertyId = new BacNetUInt {
Value = (uint)propId
},
Values = new ArrayList {
new BacNetString("Error")
}
});
//return null;
}
BacNetObject obj = remote.Objects.FirstOrDefault(s => s.ObjectId == tmpObj.ObjectId && s.ObjectType == tmpObj.ObjectType);
if (obj == null)
{
remote.Objects.Add(tmpObj);
obj = tmpObj;
}
var apdu = new ReadProperty(obj, propId);
var npdu = new BacNetIpNpdu {
ExpectingReply = true, Destination = remote.BacAddress
};
BacNetDevice.Instance.Waiter = apdu.InvokeId;
BacNetDevice.Instance.Services.Execute(npdu, apdu, remote.EndPoint);
ArrayList valueList = WaitForResponce(apdu.InvokeId) as ArrayList;
BacNetProperty property = obj.Properties.FirstOrDefault(s => s.PropertyId.Value == (uint)propId);
if (property != null)
{
property.Values = valueList ?? new ArrayList();
}
else
{
property = new BacNetProperty {
PropertyId = new BacNetUInt {
Value = (uint)propId
}, Values = valueList ?? new ArrayList()
};
obj.Properties.Add(property);
}
return(property);
}