Class UnionCollection<T>

  • All Implemented Interfaces:
    java.lang.Iterable<T>, java.util.Collection<T>

    public class UnionCollection<T>
    extends java.util.AbstractCollection<T>
    A collection which acts as the union of two collections. Unmodifiable.
    • Constructor Summary

      Constructors 
      Constructor Description
      UnionCollection​(java.util.Collection<? extends T>... collections)
      Creates a new collection that behaves like a concatenation of the given collections.
      UnionCollection​(java.util.Collection<? extends T> collection1, java.util.Collection<? extends T> collection2)
      Creates a new collection that behaves like a concatenation of the given collections.
    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      java.util.Iterator<T> iterator()  
      int size()  
      • Methods inherited from class java.util.AbstractCollection

        add, addAll, clear, contains, containsAll, isEmpty, remove, removeAll, retainAll, toArray, toArray, toString
      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
      • Methods inherited from interface java.util.Collection

        equals, hashCode, parallelStream, removeIf, spliterator, stream, toArray
      • Methods inherited from interface java.lang.Iterable

        forEach
    • Constructor Detail

      • UnionCollection

        public UnionCollection​(java.util.Collection<? extends T> collection1,
                               java.util.Collection<? extends T> collection2)
        Creates a new collection that behaves like a concatenation of the given collections. Changes to the given collections are reflected in the union collection.
        Parameters:
        collection1 -
        collection2 -
      • UnionCollection

        public UnionCollection​(java.util.Collection<? extends T>... collections)
        Creates a new collection that behaves like a concatenation of the given collections. Changes to the given collections are reflected in the union collection.
        Parameters:
        collections -
    • Method Detail

      • iterator

        public java.util.Iterator<T> iterator()
        Specified by:
        iterator in interface java.util.Collection<T>
        Specified by:
        iterator in interface java.lang.Iterable<T>
        Specified by:
        iterator in class java.util.AbstractCollection<T>
        See Also:
        AbstractCollection.iterator()
      • size

        public int size()
        Specified by:
        size in interface java.util.Collection<T>
        Specified by:
        size in class java.util.AbstractCollection<T>
        See Also:
        AbstractCollection.size()