Class Empty


  • public final class Empty
    extends java.lang.Object
    A static utility class for getting empty PCollections backed by the 'default' implementations.
    • Constructor Detail

      • Empty

        private Empty()
    • Method Detail

      • stack

        public static <E> PStack<E> stack()
      • queue

        public static <E> PQueue<E> queue()
      • vector

        public static <E> PVector<E> vector()
      • set

        public static <E> PSet<E> set()
      • orderedMap

        public static <K,​V> PMap<K,​V> orderedMap()
      • orderedSet

        public static <E> PSet<E> orderedSet()
      • bag

        public static <E> PBag<E> bag()
      • map

        public static <K,​V> PMap<K,​V> map()
      • sortedSet

        public static <E extends java.lang.Comparable<? super E>> PSortedSet<E> sortedSet()
      • sortedSet

        public static <E> PSortedSet<E> sortedSet​(java.util.Comparator<? super E> comparator)
      • sortedMap

        public static <K extends java.lang.Comparable<? super K>,​V> PSortedMap<K,​V> sortedMap()
      • sortedMap

        public static <K,​V> PSortedMap<K,​V> sortedMap​(java.util.Comparator<? super K> comparator)