AggregationUnpackingEvent – This method is used to send unsolicited notification of Aggregation Unpacking events to an OPC Server that is performing aggregation management.
The signature of this Method is specified below. Table 45 and Table 46 specify the Arguments and AddressSpace representation, respectively.
Signature
AggregationUnpackingEvent (
[in] OPENSCSAggregationDataType[] AggregationElement
[in] String ParentSNFormat
[in] String PackedElementSNFormat
[in] OPENSCSKeyValueDataType[] AggregationContext
[out] OPENSCSReturnEnum ReturnStatus
);
Table 45 – AggregationUnpackingEvent Method Arguments
|
Argument |
Description |
|
AggregationElement |
Specifies the parent element and the packed element collection that is to be removed from the parent element. |
|
ParentSNFormat |
See 6.3.3.1 |
|
PackedElementSNFormat |
See 6.3.3.1 |
|
AggregationContext |
See 6.3.3.1 |
|
ReturnStatus |
See 6.3.3.1 |
Method Result Codes are defined as part of the Call service (see OPC 10000-4 and Table 95).
Table 46 – AggregationUnpackingEvent Method AddressSpace Definition
|
Attribute |
Value |
||||
|
BrowseName |
AggregationUnpackingEvent |
||||
|
IsAbstract |
True |
||||
|
References |
NodeClass |
BrowseName |
DataType |
TypeDefinition |
ModellingRule |
|
0:HasProperty |
Variable |
InputArguments |
Argument[] |
0:PropertyType |
Mandatory |
|
0:HasProperty |
Variable |
OutputArguments |
Argument[] |
0:PropertyType |
Mandatory |