public class MapUtils
extends java.lang.Object
| 构造器和说明 |
|---|
MapUtils() |
| 限定符和类型 | 方法和说明 |
|---|---|
static boolean |
isEmpty(java.util.Map<?,?> map)
Null-safe check if the specified map is empty.
|
static boolean |
isNotEmpty(java.util.Map<?,?> map)
Null-safe check if the specified map is not empty.
|
public static boolean isNotEmpty(java.util.Map<?,?> map)
Null returns false.
map - the map to check, may be nullpublic static boolean isEmpty(java.util.Map<?,?> map)
Null returns true.
map - the map to check, may be null