47 lines
1.8 KiB
Java
47 lines
1.8 KiB
Java
/*
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* Copyright 2017 The Netty Project
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*
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* The Netty Project licenses this file to you under the Apache License,
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* version 2.0 (the "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*/
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package io.netty.util.internal;
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import java.util.Queue;
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public interface PriorityQueue<T> extends Queue<T> {
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/**
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* Same as {@link #remove(Object)} but typed using generics.
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*/
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boolean removeTyped(T node);
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/**
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* Same as {@link #contains(Object)} but typed using generics.
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*/
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boolean containsTyped(T node);
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/**
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* Notify the queue that the priority for {@code node} has changed. The queue will adjust to ensure the priority
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* queue properties are maintained.
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* @param node An object which is in this queue and the priority may have changed.
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*/
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void priorityChanged(T node);
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/**
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* Removes all of the elements from this {@link PriorityQueue} without calling
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* {@link PriorityQueueNode#priorityQueueIndex(DefaultPriorityQueue)} or explicitly removing references to them to
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* allow them to be garbage collected. This should only be used when it is certain that the nodes will not be
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* re-inserted into this or any other {@link PriorityQueue} and it is known that the {@link PriorityQueue} itself
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* will be garbage collected after this call.
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*/
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void clearIgnoringIndexes();
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}
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