private void AddMethod(object businessObject, MethodInfo method, ObjectNode node)
{
var uaMethodAttribute = method.GetCustomAttribute <UaMethod>();
if (uaMethodAttribute == null)
{
return;
}
var uaMethodName = uaMethodAttribute.Name ?? method.Name;
var settings = new CreateMethodSettings()
{
ParentNodeId = node.NodeId,
ReferenceTypeId = ReferenceTypeIds.HasComponent,
RequestedNodeId = new NodeId($"{node.NodeId.Identifier}.{uaMethodName}", InstanceNamespaceIndex),
BrowseName = new QualifiedName(uaMethodName, InstanceNamespaceIndex),
DisplayName = uaMethodName,
Executable = true,
InputArguments = new List <Argument>(),
OutputArguments = new List <Argument>(),
ParentAsOwner = true
};
var parameterList = method.GetParameters().Select(p => p).ToList();
if (ExistsInsertUaState(method))
{
parameterList.Remove(parameterList[0]);
}
foreach (var parameterInfo in parameterList)
{
settings.InputArguments.Add(new Argument
{
DataType = TypeMapping.MapDataTypeId(parameterInfo.ParameterType),
Name = parameterInfo.Name,
Description = new LocalizedText("en", parameterInfo.Name),
ValueRank = ValueRanks.Scalar,
});
}
if (method.ReturnParameter != null && method.ReturnParameter.ParameterType != typeof(void))
{
settings.OutputArguments.Add(new Argument
{
DataType = TypeMapping.MapDataTypeId(method.ReturnParameter.ParameterType),
Name = "Result",
Description = new LocalizedText("en", "Result"),
ValueRank = ValueRanks.Scalar
});
}
var methodNode = CreateMethod(Server.DefaultRequestContext, settings);
methodNode.UserData = new MethodNodeData {
BusinessObject = businessObject, Method = method
};
Logger.Info($"Created method ... {methodNode.NodeId.Identifier}.");
}
public override void Startup()
{
try
{
Console.WriteLine("Starting Lesson3bNodeManager.");
base.Startup();
// save the namespaces used by this node manager.
AddNamespaceUri("http://yourcompany.com/lesson03b/");
// initialize the underlying system.
// create root folder.
NodeId rootId = ParsedNodeId.Construct(0, "Root", DefaultNamespaceIndex);
CreateObjectSettings settings = new CreateObjectSettings()
{
ParentNodeId = ObjectIds.ObjectsFolder,
ReferenceTypeId = ReferenceTypeIds.Organizes,
RequestedNodeId = rootId,
BrowseName = new QualifiedName("Root", DefaultNamespaceIndex),
TypeDefinitionId = ObjectTypeIds.FolderType,
NotifierParent = ObjectIds.Server,
};
CreateObject(Server.DefaultRequestContext, settings);
// add controllers.
NodeId controllerId = ParsedNodeId.Construct(0, "Jemima", DefaultNamespaceIndex);
// create object.
settings = new CreateObjectSettings()
{
ParentNodeId = rootId,
ReferenceTypeId = ReferenceTypeIds.Organizes,
RequestedNodeId = controllerId,
BrowseName = new QualifiedName("Jemima", DefaultNamespaceIndex),
TypeDefinitionId = ObjectTypeIds.BaseObjectType,
NotifierParent = new NodeId("Root", DefaultNamespaceIndex),
};
CreateObject(Server.DefaultRequestContext, settings);
NodeId variableId = ParsedNodeId.Construct(0, "Jemima", DefaultNamespaceIndex, "Jackey");
// configure the variable so the SDK will automatically poll the system when it is subscribed.
// this node manager needs to implement the read/write requests.
CreateVariableSettings settings2 = new CreateVariableSettings()
{
ParentNodeId = controllerId,
ReferenceTypeId = ReferenceTypeIds.HasComponent,
RequestedNodeId = variableId,
BrowseName = new QualifiedName("Jackey", DefaultNamespaceIndex),
TypeDefinitionId = (true) ? VariableTypeIds.AnalogItemType : VariableTypeIds.DataItemType,
DataType = NodeId.Parse("i=12"),
ValueRank = ValueRanks.Scalar,
AccessLevel = AccessLevels.CurrentReadOrWrite,
ValueType = NodeHandleType.ExternalPolled,
ValueData = new SystemAddress()
{
Address = 10, Offset = 100
},
// Value = "Hello World.",
};
CreateVariable(Server.DefaultRequestContext, settings2);
NodeId methodId = ParsedNodeId.Construct(0, "Jemima", DefaultNamespaceIndex, "WriteValue");
var settings3 = new CreateMethodSettings()
{
ParentNodeId = controllerId,
ReferenceTypeId = ReferenceTypeIds.HasComponent,
RequestedNodeId = methodId,
BrowseName = new QualifiedName("WriteValue", DefaultNamespaceIndex),
NodeData = new SystemFunction()
{
Address = "Address", Function = "WriteValue"
},
InputArguments = new[]
{
new Argument()
{
Name = "Value_String", DataType = DataTypeIds.String, ValueRank = ValueRanks.Any
},
}
};
CreateMethod(Server.DefaultRequestContext, settings3);
}
catch (Exception e)
{
Console.WriteLine("Failed to start Lesson3bNodeManager. " + e.Message);
}
}
