Package proguard.util

Class 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 Description
      ListUtil()  

    • Method Summary

      All Methods Static Methods Concrete Methods 
      Modifier and Type Method 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)