public class ListFunctionalSupport extends Object
Implements missing sequence functions in Java compared to Clojure. To make thing simpler, it only supports List type.
| Constructor and Description |
|---|
ListFunctionalSupport() |
| Modifier and Type | Method and Description |
|---|---|
static <T> List<T> |
drop(List<T> list,
int count)
Drop the first N elements and create a new list.
|
static <T> T |
first(List<T> list)
Get the first element in list.
|
static <T> T |
last(List<T> list)
get the last element in list.
|
static <T> List<T> |
rest(List<T> list)
Drop the only first element and create a new list.
|
static <T> List<T> |
takeLast(List<T> list,
int count)
Get the last N elements as a new list.
|
public static <T> T first(List<T> list)
Get the first element in list.
list - list to getpublic static <T> T last(List<T> list)
get the last element in list.
list - list to getpublic static <T> List<T> takeLast(List<T> list, int count)
Get the last N elements as a new list.
list - list to getcount - element count to getpublic static <T> List<T> drop(List<T> list, int count)
Drop the first N elements and create a new list.
list - the listcount - element count to droppublic static <T> List<T> rest(List<T> list)
Drop the only first element and create a new list. equivalent to drop(list, 1).
list - the listListFunctionalSupport#drop(List, int)}Copyright © 2021 The Apache Software Foundation. All rights reserved.