Reference

OpcClient.CallMethods Method

Type

OpcClient

Namespace

Opc.UaFx.Client

Assembly

Opc.UaFx.Advanced.dll

Package

Opc.UaFx.Advanced v2.59.0

Members

OpcClient Members

Also in

Opc.UaFx.Client

2 overloads · since v2.8

Overload	Description
CallMethods(IEnumerable<OpcCallMethod>)since v2.8	Calls the methods as defined by the commands specified using a single call methods service request.
CallMethods(params OpcCallMethod[])since v2.8	Calls the methods as defined by the commands specified using a single call methods service request.

Exceptions (all overloads)

Exception	Condition
OpcException	The client is not connected to the server, the service execution failed or the server reported a bad status code for one of the calls or for one of their input arguments.
ObjectDisposedException	The object has been disposed of.

CallMethods(IEnumerable<OpcCallMethod>)

since v2.8

Calls the methods as defined by the commands specified using a single call methods service request.

public object[][] CallMethods(IEnumerable<OpcCallMethod> commands)

Public Function CallMethods(
    commands As IEnumerable(Of OpcCallMethod)) As Object()()

Parameters

Name	Type	Description
commands	IEnumerable<OpcCallMethod>	A sequence of OpcCallMethod commands, each defining the object, the method and the values of the input arguments of a call.

Returns

Object[][]

An array which contains for each command, in the order of the commands, an array of the values of the output arguments returned by the method.

Exceptions

Exception	Condition
ArgumentNullException	The commands sequence is a null reference (Nothing in Visual Basic).
LicenseException	The license is expired.

CallMethods(params OpcCallMethod[])

since v2.8

Calls the methods as defined by the commands specified using a single call methods service request.

public object[][] CallMethods(params OpcCallMethod[] commands)

Public Function CallMethods(
    ParamArray commands As OpcCallMethod()) As Object()()

Parameters

Name	Type	Description
commands	params OpcCallMethod[]	An array of OpcCallMethod commands, each defining the object, the method and the values of the input arguments of a call.

Returns

Object[][]

An array which contains for each command, in the order of the commands, an array of the values of the output arguments returned by the method.

Exceptions

Exception	Condition
ArgumentNullException	The commands array is a null reference (Nothing in Visual Basic).