/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.cassandra.utils;

public interface IndexedSearchIterator<K, V> extends SearchIterator<K, V>
{
    
Returns:
true if iterator has any elements left, false otherwise/**
     * @return true if iterator has any elements left, false otherwise
     */
    public boolean hasNext();

    
Throws:
NoSuchElementException – if next() returned null
Returns:
the value just recently returned by next()/**
     * @return the value just recently returned by next()
     * @throws java.util.NoSuchElementException if next() returned null
     */
    public V current();

    
Throws:
NoSuchElementException – if next() returned null
Returns:
the index of the value returned by current(), and just returned by next()/**
     * @return the index of the value returned by current(), and just returned by next()
     * @throws java.util.NoSuchElementException if next() returned null
     */
    public int indexOfCurrent();
}