public abstract class CollectionUtils extends Object
| 构造器和说明 |
|---|
CollectionUtils() |
| 限定符和类型 | 方法和说明 |
|---|---|
static boolean |
isEmpty(Collection<?> collection) |
static boolean |
isEmpty(Map<?,?> collection) |
static boolean |
isEmpty(Object[] array) |
static boolean |
isNotEmpty(Collection<?> collection) |
static boolean |
isNotEmpty(Map<?,?> map) |
static boolean |
isNotEmpty(Object[] array) |
public static boolean isEmpty(Collection<?> collection)
public static boolean isEmpty(Map<?,?> collection)
public static boolean isEmpty(Object[] array)
public static boolean isNotEmpty(Collection<?> collection)
public static boolean isNotEmpty(Map<?,?> map)
public static boolean isNotEmpty(Object[] array)
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