Package org.apache.cassandra.index.sai.iterators

Class PriorityQueueIterator<T>

java.lang.Object

org.apache.cassandra.utils.AbstractIterator<T>

org.apache.cassandra.index.sai.iterators.PriorityQueueIterator<T>

Type Parameters:

T - the type of the elements in the priority queue

All Implemented Interfaces:

com.google.common.collect.PeekingIterator<T>, AutoCloseable, Iterator<T>, CloseableIterator<T>

public class PriorityQueueIterator<T>
extends AbstractIterator<T>

An iterator over a priority queue.

Constructor Summary

Constructors

Constructor	Description
PriorityQueueIterator(PriorityQueue<T> queue)	Build a PriorityQueueIterator.

Method Summary

Modifier and Type	Method	Description
protected T	computeNext()

Methods inherited from class org.apache.cassandra.utils.AbstractIterator

close, endOfData, hasNext, next, peek, 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

Constructor Details

PriorityQueueIterator

public PriorityQueueIterator(PriorityQueue<T> queue)

Build a PriorityQueueIterator.

Parameters:

queue - a priority queue to be lazily consumed by the iterator

Method Details

computeNext

protected T computeNext()

Specified by:

computeNext in class AbstractIterator<T>