proguard.util

Class ListUtil

java.lang.Object

proguard.util.ListUtil

public class ListUtil
extends java.lang.Object

This class provides some utility methods for working with java.util.List instances.

Constructor Summary

Constructors

Constructor and Description
ListUtil()

Method Summary

Modifier and Type	Method and Description
static java.util.List<java.lang.String>	commaSeparatedList(java.lang.String string) Creates a List of String objects from the given comma-separated String.
static java.lang.String	commaSeparatedString(java.util.List<java.lang.String> list, boolean quoteStrings) Creates a comma-separated String from the given List of String objects.
static <T> java.util.List<T>	concatenate(java.util.List<T> list1, java.util.List<T> list2) Returns a List instance that contains the elements of the two given List instances.
static java.util.List<java.lang.String>	filter(java.util.Collection<java.lang.String> list, StringMatcher filter) Returns the subset of the given list, containing all strings that match the given filter.
static void	main(java.lang.String[] args)
static int[]	toIntArray(java.util.List<java.lang.Integer> integerList) Converts a List of Integers to an int array.

Methods inherited from class java.lang.Object

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

Constructor Detail

ListUtil

public ListUtil()

Method Detail

concatenate

public static <T> java.util.List<T> concatenate(java.util.List<T> list1,
                                                java.util.List<T> list2)

Returns a List instance that contains the elements of the two given List instances. The instances may be null. If both instances are null, the result is null too.

filter

public static java.util.List<java.lang.String> filter(java.util.Collection<java.lang.String> list,
                                                      StringMatcher filter)

Returns the subset of the given list, containing all strings that match the given filter.

commaSeparatedString

public static java.lang.String commaSeparatedString(java.util.List<java.lang.String> list,
                                                    boolean quoteStrings)

Creates a comma-separated String from the given List of String objects.

commaSeparatedList

public static java.util.List<java.lang.String> commaSeparatedList(java.lang.String string)

Creates a List of String objects from the given comma-separated String.

toIntArray

public static int[] toIntArray(java.util.List<java.lang.Integer> integerList)

Converts a List of Integers to an int array.

Parameters:

integerList - the List of Integers to convert.

Returns:

the corresponding int array.

main

public static void main(java.lang.String[] args)