Package org.plumelib.util

Class StringsPlume.NullableStringComparator

java.lang.Object

org.plumelib.util.StringsPlume.NullableStringComparator

All Implemented Interfaces:

Serializable, Comparator<@Nullable String>

Enclosing class:

StringsPlume

@Deprecated
public static class StringsPlume.NullableStringComparator
extends Object
implements Comparator<@Nullable String>, Serializable

Deprecated.

use Comparator.nullsFirst(Comparator.naturalOrder())

Same as built-in String comparison, but accept null arguments, and place them at the beginning.

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
NullableStringComparator()	Deprecated. Create a new NullableStringComparator.

Method Summary

Modifier and Type	Method	Description
int	compare(@Nullable String s1, @Nullable String s2)	Deprecated. Compare two Strings lexicographically.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface java.util.Comparator

equals, reversed, thenComparing, thenComparing, thenComparing, thenComparingDouble, thenComparingInt, thenComparingLong

Constructor Details

NullableStringComparator

public NullableStringComparator()

Deprecated.

Create a new NullableStringComparator.

Method Details

compare

@Pure
public int compare(@Nullable String s1,
 @Nullable String s2)

Deprecated.

Compare two Strings lexicographically. Null is considered less than any non-null String.

Specified by:

compare in interface Comparator<@Nullable String>

Parameters:

s1 - first string to compare

s2 - second string to compare

Returns:

a negative integer, zero, or a positive integer as the first argument is less than, equal to, or greater than the second