public class Maps extends Object
| 构造器和说明 |
|---|
Maps() |
| 限定符和类型 | 方法和说明 |
|---|---|
static <K,V> V |
putIfAbsent(Map<K,V> map,
K key,
Function<K,V> mapper) |
static <K,V> V |
putIfAbsent(Map<K,V> map,
K key,
Supplier<K,V> supplier) |
static <K,V> V |
putIfAbsent(Map<K,V> map,
K key,
V value) |
Copyright © 2020. All rights reserved.