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/*
* Copyright (C) 2003-2014 Paolo Boldi and Sebastiano Vigna
*
* Licensed 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 PACKAGE;
import it.unimi.dsi.fastutil.IndirectDoublePriorityQueue;
/** A type-specific {@link IndirectDoublePriorityQueue}.
*
* <P>Additionally, this interface strengthens {@link #comparator()}.
*/
public interface INDIRECT_DOUBLE_PRIORITY_QUEUE extends INDIRECT_PRIORITY_QUEUE, IndirectDoublePriorityQueue<KEY_CLASS> {
/** Returns the secondary comparator associated with this queue.
*
* Note that this specification strengthens the one given in {@link IndirectDoublePriorityQueue}.
*
* @return the comparator associated with this queue.
* @see IndirectDoublePriorityQueue#comparator()
*/
KEY_COMPARATOR secondaryComparator();
}
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