public class ListUtils extends Object
| 构造器和说明 |
|---|
ListUtils() |
| 限定符和类型 | 方法和说明 |
|---|---|
static <T,V> T |
findOne(List<T> list,
Function<T,V> function,
V value) |
static <T> List<T> |
genList(T data,
int size) |
static <T> List<T> |
getOrCreateLast(List<List<T>> groups)
获取最后一个list,没有则创建一个list
|
static <V,T> Map<V,T> |
toMap(Collection<T> list,
Function<T,V> function) |
static <V,T> Map<V,List<T>> |
toMapList(Collection<T> list,
Function<T,V> function) |
static <T,V> TreeSet<V> |
toTreeSet(Collection<T> collection,
Function<T,V> function) |
public static <T,V> TreeSet<V> toTreeSet(Collection<T> collection, Function<T,V> function)
public static <V,T> Map<V,T> toMap(Collection<T> list, Function<T,V> function)
public static <V,T> Map<V,List<T>> toMapList(Collection<T> list, Function<T,V> function)
public static <T> List<T> getOrCreateLast(List<List<T>> groups)
T - groups - public static <T> List<T> genList(T data, int size)
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