Class CompositeIterator<E>

java.lang.Object
org.springframework.util.CompositeIterator<E>
Type Parameters:
E - the element type
All Implemented Interfaces:
Iterator<E>
public class CompositeIterator<E> extends Object implements Iterator<E>
Composite iterator that combines multiple other iterators, as registered via add(Iterator).

This implementation maintains a linked set of iterators which are invoked in sequence until all iterators are exhausted.

Since:
3.0
Author:
Erwin Vervaet, Juergen Hoeller

  • Constructor Details

    • CompositeIterator

      public CompositeIterator()

  • Method Details

    • add

      public void add(Iterator<E> iterator)
      Add given iterator to this composite.

    • hasNext

      public boolean hasNext()
      Specified by:
      hasNext in interface Iterator<E>

    • next

      public E next()
      Specified by:
      next in interface Iterator<E>

    • remove

      public void remove()
      Specified by:
      remove in interface Iterator<E>