Class FlattenIterator<T>

  • All Implemented Interfaces:
    java.util.Iterator<T>

    public class FlattenIterator<T>
    extends java.lang.Object
    implements java.util.Iterator<T>
    Iterator implementation that works like Lisp "flatten" function.
    • Field Summary

      Fields 
      Modifier and Type Field Description
      private java.util.Iterator<? extends T> current  
      private java.util.Iterator<? extends java.util.Iterator<? extends T>> source  
    • Constructor Summary

      Constructors 
      Constructor Description
      FlattenIterator​(java.util.Iterator<? extends java.util.Iterator<? extends T>> source)  
    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      boolean hasNext()  
      T next()  
      void remove()  
      • Methods inherited from class java.lang.Object

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

        forEachRemaining
    • Field Detail

      • current

        private java.util.Iterator<? extends T> current
      • source

        private java.util.Iterator<? extends java.util.Iterator<? extends T>> source
    • Constructor Detail

      • FlattenIterator

        public FlattenIterator​(java.util.Iterator<? extends java.util.Iterator<? extends T>> source)
    • Method Detail

      • hasNext

        public boolean hasNext()
        Specified by:
        hasNext in interface java.util.Iterator<T>
      • next

        public T next()
        Specified by:
        next in interface java.util.Iterator<T>
      • remove

        public void remove()
        Specified by:
        remove in interface java.util.Iterator<T>