Connectivity Software User's Guide and Reference
SparkplugDeviceCollection Constructor(Int32)



OpcLabs.EasySparkplug Assembly > OpcLabs.EasySparkplug Namespace > SparkplugDeviceCollection Class > SparkplugDeviceCollection Constructor : SparkplugDeviceCollection Constructor(Int32)
The number of elements the collection can hold without creating a lookup dictionary (0 creates the lookup dictionary when the first item is added), or -1 to specify that a lookup dictionary is never created.
Initializes a new instance of the class that creates a lookup dictionary when the specified threshold is exceeded.
Syntax
'Declaration
 
Public Function New( _
   ByVal dictionaryCreationThreshold As Integer _
)
'Usage
 
Dim dictionaryCreationThreshold As Integer
 
Dim instance As New SparkplugDeviceCollection(dictionaryCreationThreshold)
public SparkplugDeviceCollection( 
   int dictionaryCreationThreshold
)
public:
SparkplugDeviceCollection( 
   int dictionaryCreationThreshold
)

Parameters

dictionaryCreationThreshold
The number of elements the collection can hold without creating a lookup dictionary (0 creates the lookup dictionary when the first item is added), or -1 to specify that a lookup dictionary is never created.
Exceptions
ExceptionDescription

The value of an argument is outside the allowable range of values as defined by the invoked method.

This is a usage error, i.e. it will never occur (the exception will not be thrown) in a correctly written program. Your code should not catch this exception.

Remarks

 

Sparkplug is a trademark of Eclipse Foundation, Inc. "MQTT" is a trademark of the OASIS Open standards consortium. Other related terms are trademarks of their respective owners. Any use of these terms on this site is for descriptive purposes only and does not imply any sponsorship, endorsement or affiliation.

Requirements

Target Platforms: .NET Framework: Windows 10 (selected versions), Windows 11 (selected versions), Windows Server 2016, Windows Server 2022; .NET: Linux, macOS, Microsoft Windows

See Also