jpower.core.utils

Class ListUtils

java.lang.Object

jpower.core.utils.ListUtils

public class ListUtils
extends java.lang.Object

Common List utilities

Constructor Summary

Constructors

Constructor and Description
ListUtils()

Method Summary

Modifier and Type	Method and Description
static <T,R> java.util.List<R>	collect(java.util.List<T> input, java.util.function.Function<T,R> function) TODO: Document this
static <T> boolean	equals(T[] array, java.util.List<T> list) Check if an Array's contents are equal to a List's contents
static <T> void	forEach(java.util.List<T> that, java.util.function.BiConsumer<T,java.lang.Integer> consumer) TODO: Document this
static java.lang.String	join(java.util.List<java.lang.String> inputs, java.lang.String joinBy) Join a List into a String by specified separator
static <T> java.util.List<T>	singleton(T single) Create a list that has T type
static <T> java.util.Set<T>	toSet(java.util.List<T> list) Convert List to Set
static java.lang.String	toString(java.util.List<java.lang.String> lines) Join a List into a String by the line separator

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ListUtils

public ListUtils()

Method Detail

singleton

public static <T> java.util.List<T> singleton(T single)

Create a list that has T type

Parameters:

single - List type

Returns:

list

toString

public static java.lang.String toString(java.util.List<java.lang.String> lines)

Join a List into a String by the line separator

Parameters:

lines - List of strings

Returns:

joined string

join

public static java.lang.String join(java.util.List<java.lang.String> inputs,
                                    java.lang.String joinBy)

Join a List into a String by specified separator

Parameters:

inputs - List of strings

joinBy - Separator

Returns:

joined string

equals

public static <T> boolean equals(@NotNull
                                 T[] array,
                                 @NotNull
                                 java.util.List<T> list)

Check if an Array's contents are equal to a List's contents

Parameters:

array - Array specified

list - List specified

Returns:

true if items in array and list are equal

forEach

public static <T> void forEach(java.util.List<T> that,
                               java.util.function.BiConsumer<T,java.lang.Integer> consumer)

TODO: Document this

toSet

public static <T> java.util.Set<T> toSet(java.util.List<T> list)

Convert List to Set

Parameters:

list - List to convert

Returns:

converted Set

collect

public static <T,R> java.util.List<R> collect(java.util.List<T> input,
                                              java.util.function.Function<T,R> function)

TODO: Document this