Neo4j Community

org.neo4j.helpers.collection
Class NestingIterator<T,U>

java.lang.Object
  extended by org.neo4j.helpers.collection.PrefetchingIterator<T>
      extended by org.neo4j.helpers.collection.NestingIterator<T,U>
Type Parameters:
T - the type of items to return
U - the type of items in the surface item iterator
All Implemented Interfaces:
Iterator<T>

public abstract class NestingIterator<T,U>
extends PrefetchingIterator<T>

Concatenates sub-iterators of an iterator. Iterates through each item in an iterator. For each item, the createNestedIterator(Object) is invoked to create a sub-iterator. The resulting iterator iterates over each item in each sub-iterator. In effect flattening the iteration.


Constructor Summary
NestingIterator(Iterator<U> source)
           
 
Method Summary
 U getCurrentSurfaceItem()
           
 
Methods inherited from class org.neo4j.helpers.collection.PrefetchingIterator
hasNext, next, remove
 
Methods inherited from class java.lang.Object
equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

NestingIterator

public NestingIterator(Iterator<U> source)
Method Detail

getCurrentSurfaceItem

public U getCurrentSurfaceItem()

Neo4j Community

Copyright © 2002-2014 The Neo4j Graph Database Project. All Rights Reserved.