C# Class Opc.Ua.Node

A node in the server address space.

Inheritance: IFormattable, ILocalNode

ファイルを表示 Open project: OPCFoundation/UA-.NETStandardLibrary Class Usage Examples

Private Properties

Property	Type	Description

Public Methods

Method	Description
Copy ( ILocalNode source ) : Node	Returns a copy of the node
CreateCopy ( Opc.Ua.NodeId nodeId ) : ILocalNode	Creates a copy of the node.
Find ( Opc.Ua.NodeId referenceTypeId, bool isInverse ) : IList	Returns all targets of the specified reference type.
FindTarget ( Opc.Ua.NodeId referenceTypeId, bool isInverse, int index ) : Opc.Ua.ExpandedNodeId	Returns a target of the specified reference type.
GetSuperType ( ITypeTable typeTree ) : Opc.Ua.ExpandedNodeId	Returns the supertype for the Node if one exists. Includes subtypes of HasSubtype if typeTree != null.
Node ( ILocalNode source ) : System	Creates a node from another node (copies attributes - not references).
Node ( ReferenceDescription reference ) : System	Creates a node from a reference desciption.
Read ( IOperationContext context, uint attributeId, Opc.Ua.DataValue value ) : ServiceResult	Reads the value of a attribute.
ReferenceExists ( Opc.Ua.NodeId referenceTypeId, bool isInverse, Opc.Ua.ExpandedNodeId targetId ) : bool	Returns true if the reference exist.
SupportsAttribute ( uint attributeId ) : bool	Returns true if the node supports the attribute.
ToString ( ) : string	Returns the string representation of the object.
ToString ( string format, IFormatProvider provider ) : string	Returns the string representation of the object.
Write ( uint attributeId, Opc.Ua.DataValue value ) : ServiceResult	Writes the value of an attribute.

Protected Methods

Method	Description
Read ( uint attributeId ) : object	Reads the value of an attribute.
Write ( uint attributeId, object value ) : ServiceResult	Writes the value of an attribute.

Method Details

Copy() public static method

Returns a copy of the node

public static Copy ( ILocalNode source ) : Node
source	ILocalNode	The source.
return	Node

CreateCopy() public method

Creates a copy of the node.

public CreateCopy ( Opc.Ua.NodeId nodeId ) : ILocalNode
nodeId	Opc.Ua.NodeId	The node identifier.
return	ILocalNode

Find() public method

Returns all targets of the specified reference type.

public Find ( Opc.Ua.NodeId referenceTypeId, bool isInverse ) : IList
referenceTypeId	Opc.Ua.NodeId	The reference type id.
isInverse	bool	if set to true [is inverse].
return	IList

FindTarget() public method

Returns a target of the specified reference type.

public FindTarget ( Opc.Ua.NodeId referenceTypeId, bool isInverse, int index ) : Opc.Ua.ExpandedNodeId
referenceTypeId	Opc.Ua.NodeId	The reference type id.
isInverse	bool	if set to true [is inverse].
index	int	The index.
return	Opc.Ua.ExpandedNodeId

GetSuperType() public method

Returns the supertype for the Node if one exists.

Includes subtypes of HasSubtype if typeTree != null.

public GetSuperType ( ITypeTable typeTree ) : Opc.Ua.ExpandedNodeId
typeTree	ITypeTable	The type tree.
return	Opc.Ua.ExpandedNodeId

Node() public method

Creates a node from another node (copies attributes - not references).

public Node ( ILocalNode source ) : System
source	ILocalNode	The source.
return	System

Node() public method

Creates a node from a reference desciption.

public Node ( ReferenceDescription reference ) : System
reference	ReferenceDescription	The reference.
return	System

Read() public method

Reads the value of a attribute.

public Read ( IOperationContext context, uint attributeId, Opc.Ua.DataValue value ) : ServiceResult
context	IOperationContext	The context.
attributeId	uint	The attribute id.
value	Opc.Ua.DataValue	The value.
return	ServiceResult

Read() protected method

Reads the value of an attribute.

protected Read ( uint attributeId ) : object
attributeId	uint	The attribute id.
return	object

ReferenceExists() public method

Returns true if the reference exist.

public ReferenceExists ( Opc.Ua.NodeId referenceTypeId, bool isInverse, Opc.Ua.ExpandedNodeId targetId ) : bool
referenceTypeId	Opc.Ua.NodeId	The reference type id.
isInverse	bool	if set to true [is inverse].
targetId	Opc.Ua.ExpandedNodeId	The target id.
return	bool

SupportsAttribute() public method

Returns true if the node supports the attribute.

public SupportsAttribute ( uint attributeId ) : bool
attributeId	uint	The attribute id.
return	bool

ToString() public method

Returns the string representation of the object.

public ToString ( ) : string
return	string

ToString() public method

Returns the string representation of the object.

public ToString ( string format, IFormatProvider provider ) : string
format	string	The format.
provider	IFormatProvider	The provider.
return	string

Write() public method

Writes the value of an attribute.

public Write ( uint attributeId, Opc.Ua.DataValue value ) : ServiceResult
attributeId	uint	The attribute id.
value	Opc.Ua.DataValue	The value.
return	ServiceResult

Write() protected method

Writes the value of an attribute.

protected Write ( uint attributeId, object value ) : ServiceResult
attributeId	uint	The attribute id.
value	object	The value.
return	ServiceResult