IndexedSorter.java

/*
 * 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.flink.runtime.operators.sort;

public interface IndexedSorter {

	/**
	 * Sort the items accessed through the given IndexedSortable over the given
	 * range of logical indices. From the perspective of the sort algorithm,
	 * each index between l (inclusive) and r (exclusive) is an addressable
	 * entry.
	 * 
	 * @see IndexedSortable#compare
	 * @see IndexedSortable#swap
	 */
	void sort(IndexedSortable s, int l, int r);

	void sort(IndexedSortable s);

}