final class NullsLastOrdering<T> extends Ordering<T> implements java.io.Serializable
null
as greater than all other values.Ordering.ArbitraryOrdering, Ordering.IncomparableValueException
Modifier and Type | Field and Description |
---|---|
(package private) Ordering<? super T> |
ordering |
private static long |
serialVersionUID |
LEFT_IS_GREATER, RIGHT_IS_GREATER
Constructor and Description |
---|
NullsLastOrdering(Ordering<? super T> ordering) |
Modifier and Type | Method and Description |
---|---|
int |
compare(T left,
T right) |
boolean |
equals(java.lang.Object object) |
int |
hashCode() |
<S extends T> |
nullsFirst()
Returns an ordering that treats
null as less than all other values and uses this to compare non-null values. |
<S extends T> |
nullsLast()
Returns an ordering that treats
null as greater than all other values and uses this
ordering to compare non-null values. |
<S extends T> |
reverse()
Returns the reverse of this ordering; the
Ordering equivalent to Collections.reverseOrder(Comparator) . |
java.lang.String |
toString() |
allEqual, arbitrary, binarySearch, compound, compound, explicit, explicit, from, from, greatestOf, greatestOf, immutableSortedCopy, isOrdered, isStrictlyOrdered, leastOf, leastOf, lexicographical, max, max, max, max, min, min, min, min, natural, onKeys, onResultOf, sortedCopy, usingToString
private static final long serialVersionUID
public <S extends T> Ordering<S> reverse()
Ordering
Ordering
equivalent to Collections.reverseOrder(Comparator)
.
Java 8 users: Use thisComparator.reversed()
instead.
public <S extends T> Ordering<S> nullsFirst()
Ordering
null
as less than all other values and uses this
to compare non-null values.
Java 8 users: Use Comparator.nullsFirst(thisComparator)
instead.
nullsFirst
in class Ordering<T>
public <S extends T> Ordering<S> nullsLast()
Ordering
null
as greater than all other values and uses this
ordering to compare non-null values.
Java 8 users: Use Comparator.nullsLast(thisComparator)
instead.
public boolean equals(@CheckForNull java.lang.Object object)
equals
in interface java.util.Comparator<T>
equals
in class java.lang.Object
public int hashCode()
hashCode
in class java.lang.Object
public java.lang.String toString()
toString
in class java.lang.Object