Class Comparator<T>
Listener for https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/util/Comparator.html. Extends JVMBridgeListener, implements IComparator<T>
public class Comparator<T> : Comparator, IDynamicMetaObjectProvider, IJVMBridgeCore, IDisposable, IJVMBridgeBaseStatic, IComparator<T>, IJVMBridgeBase, IJVMBridgeDefinitionType Parameters
T
- Inheritance
-
Comparator<T>
- Implements
-
IComparator<T>
- Inherited Members
- Extension Methods
Remarks
Remember to Dispose the object otherwise there is a resource leak, the object contains a reference to the the corresponding JVM object
Constructors
Comparator()
Ctor
public Comparator()Properties
OnCompare
public Func<T, T, int> OnCompare { get; set; }Property Value
OnEquals
public Func<object, bool> OnEquals { get; set; }Property Value
Methods
Compare(T, T)
public virtual int Compare(T arg0, T arg1)Parameters
arg0TTarg1TT
Returns
ComparingDouble<SuperT>(ToDoubleFunction<SuperT>)
Accepts a function that extracts a double sort key from a type T, and returns a Comparator<T> that compares by that sort key.
public static Comparator<SuperT> ComparingDouble<SuperT>(ToDoubleFunction<SuperT> keyExtractor)Parameters
keyExtractorToDoubleFunction<SuperT>
Returns
- Comparator<SuperT>
Type Parameters
SuperT
ComparingInt<SuperT>(ToIntFunction<SuperT>)
Accepts a function that extracts an int sort key from a type T, and returns a Comparator<T> that compares by that sort key.
public static Comparator<SuperT> ComparingInt<SuperT>(ToIntFunction<SuperT> keyExtractor)Parameters
keyExtractorToIntFunction<SuperT>
Returns
- Comparator<SuperT>
Type Parameters
SuperT
ComparingLong<SuperT>(ToLongFunction<SuperT>)
Accepts a function that extracts a long sort key from a type T, and returns a Comparator<T> that compares by that sort key.
public static Comparator<SuperT> ComparingLong<SuperT>(ToLongFunction<SuperT> keyExtractor)Parameters
keyExtractorToLongFunction<SuperT>
Returns
- Comparator<SuperT>
Type Parameters
SuperT
Comparing<SuperT, SuperU>(Function<SuperT, SuperU>)
Accepts a function that extracts a Comparable sort key from a type T, and returns a Comparator<T> that compares by that sort key.
public static Comparator<SuperT> Comparing<SuperT, SuperU>(Function<SuperT, SuperU> keyExtractor)Parameters
keyExtractorFunction<SuperT, SuperU>
Returns
- Comparator<SuperT>
Type Parameters
SuperTSuperU
Comparing<SuperT, SuperU>(Function<SuperT, SuperU>, Comparator<SuperU>)
Accepts a function that extracts a sort key from a type T, and returns a Comparator<T> that compares by that sort key using the specified Comparator.
public static Comparator<SuperT> Comparing<SuperT, SuperU>(Function<SuperT, SuperU> keyExtractor, Comparator<SuperU> keyComparator)Parameters
keyExtractorFunction<SuperT, SuperU>keyComparatorComparator<SuperU>
Returns
- Comparator<SuperT>
Type Parameters
SuperTSuperU
NullsFirst<SuperT>(Comparator<SuperT>)
Returns a null-friendly comparator that considers null to be less than non-null.
public static Comparator<SuperT> NullsFirst<SuperT>(Comparator<SuperT> comparator)Parameters
comparatorComparator<SuperT>
Returns
- Comparator<SuperT>
Type Parameters
SuperT
NullsLast<SuperT>(Comparator<SuperT>)
Returns a null-friendly comparator that considers null to be greater than non-null.
public static Comparator<SuperT> NullsLast<SuperT>(Comparator<SuperT> comparator)Parameters
comparatorComparator<SuperT>
Returns
- Comparator<SuperT>
Type Parameters
SuperT