Comparator.ComparingLong(IToLongFunction) Method
Definition
Important
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Caution
Use 'Java.Util.IComparator.ComparingLong'. This class will be removed in a future release.
Accepts a function that extracts a long
sort key from a type
T
, and returns a Comparator<T>
that compares by that
sort key.
[Android.Runtime.Register("comparingLong", "(Ljava/util/function/ToLongFunction;)Ljava/util/Comparator;", "", ApiSince=24)]
[Java.Interop.JavaTypeParameters(new System.String[] { "T" })]
[System.Obsolete("Use 'Java.Util.IComparator.ComparingLong'. This class will be removed in a future release.")]
public static Java.Util.IComparator? ComparingLong (Java.Util.Functions.IToLongFunction? keyExtractor);
[<Android.Runtime.Register("comparingLong", "(Ljava/util/function/ToLongFunction;)Ljava/util/Comparator;", "", ApiSince=24)>]
[<Java.Interop.JavaTypeParameters(new System.String[] { "T" })>]
[<System.Obsolete("Use 'Java.Util.IComparator.ComparingLong'. This class will be removed in a future release.")>]
static member ComparingLong : Java.Util.Functions.IToLongFunction -> Java.Util.IComparator
Parameters
- keyExtractor
- IToLongFunction
the function used to extract the long sort key
Returns
a comparator that compares by an extracted key
- Attributes
Remarks
Accepts a function that extracts a long
sort key from a type T
, and returns a Comparator<T>
that compares by that sort key.
The returned comparator is serializable if the specified function is also serializable.
Added in 1.8.
Portions of this page are modifications based on work created and shared by the Android Open Source Project and used according to terms described in the Creative Commons 2.5 Attribution License.