SynchronizedKeyedCollection<K, T> Constructor (Object, IEqualityComparer<K>, Int32)
.NET Framework (current version)
Initializes a new instance of the SynchronizedKeyedCollection<K, T> class with access synchronized by an explicitly specified object and with keys compared in a specified way.
Assembly: System.ServiceModel (in System.ServiceModel.dll)
protected SynchronizedKeyedCollection( object syncRoot, IEqualityComparer<K> comparer, int dictionaryCreationThreshold )
Parameters
- syncRoot
-
Type:
System.Object
The object used to synchronize access to the thread-safe collection.
- comparer
-
Type:
System.Collections.Generic.IEqualityComparer<K>
The IEqualityComparer<T> of type K used to compare key objects of type K for equality.
- dictionaryCreationThreshold
-
Type:
System.Int32
The number of items required to create a dictionary for the collection.
| Exception | Condition |
|---|---|
| ArgumentNullException | syncRoot is null or comparer is null. |
| ArgumentOutOfRangeException | dictionaryCreationThreshold is less than -1. |
Setting dictionaryCreationThreshold to -1 assigns the MaxValue (2,147,483,647; hexadecimal 0x7FFFFFFF) to it.
.NET Framework
Available since 3.0
Available since 3.0
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