Commite68ae18

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add even more comparator stuff

1 parent1bb8e83 commite68ae18Copy full SHA for e68ae18

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+10

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+10

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Lines changed: 10 additions & 0 deletions

Original file line number	Diff line number	Diff line change
`@@ -4,6 +4,8 @@`
`4`	`4`	`importjava.util.Collections;`
`5`	`5`	`importjava.util.Comparator;`
`6`	`6`	`importjava.util.List;`
	`7`	`+importjava.util.Objects;`
	`8`	`+importjava.util.Optional;`
`7`	`9`
`8`	`10`	`/**`
`9`	`11`	`* @author Benjamin Winterberg`
`@@ -37,6 +39,14 @@ public int compare(String a, String b) {`
`37`	`39`	`List<String>names2 =Arrays.asList("peter",null,"anna","mike","xenia");`
`38`	`40`	`names2.sort(Comparator.nullsLast(String::compareTo));`
`39`	`41`	`System.out.println(names2);`
	`42`	`+`
	`43`	`+List<String>names3 =null;`
	`44`	`+`
	`45`	`+Optional.ofNullable(names3).ifPresent(list ->list.sort(Comparator.naturalOrder()));`
	`46`	`+`
	`47`	`+System.out.println(names3);`
	`48`	`+`
	`49`	`+Objects.nonNull(names3);`
`40`	`50`	`}`
`41`	`51`
`42`	`52`	`}`

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