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/*
* Copyright 2014 The Netty Project
*
* The Netty Project 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.glowroot.shaded.netty.util.internal;
import org.glowroot.shaded.netty.util.Recycler;
/**
* {@link MpscLinkedQueueNode} that will automatically call {@link #recycle(Recycler.Handle)} when the node was
* unlinked.
*/
public abstract class RecyclableMpscLinkedQueueNode extends MpscLinkedQueueNode {
private final Recycler.Handle handle;
protected RecyclableMpscLinkedQueueNode(Recycler.Handle handle) {
if (handle == null) {
throw new NullPointerException("handle");
}
this.handle = handle;
}
@Override
final void unlink() {
super.unlink();
recycle(handle);
}
/**
* Called once unliked and so ready to recycled.
*/
protected abstract void recycle(Recycler.Handle handle);
}