public final class CollectionUtil extends Object
| 构造器和说明 |
|---|
CollectionUtil() |
| 限定符和类型 | 方法和说明 |
|---|---|
static boolean |
isEmpty(Collection<?> collection)
判断Collection 是否为空
|
static boolean |
isEmpty(Map<?,?> map)
判断Map 是否为空
|
static boolean |
isNotEmpty(Collection<?> collection)
判断Collection 是否非空
|
static boolean |
isNotEmpty(Map<?,?> map)
判断Map 是否非空
|
public static boolean isEmpty(Collection<?> collection)
public static boolean isNotEmpty(Collection<?> collection)
public static boolean isEmpty(Map<?,?> map)
public static boolean isNotEmpty(Map<?,?> map)
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