org.apache.pulsar.common.util.collections.ConcurrentBitSetRecyclable Maven / Gradle / Ivy
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* 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.pulsar.common.util.collections;
import org.apache.pulsar.shade.io.netty.util.Recycler;
import org.apache.pulsar.shade.io.netty.util.Recycler.Handle;
import lombok.EqualsAndHashCode;
import java.util.BitSet;
/**
* Safe multithreaded version of {@code BitSet} and leverage netty recycler.
*/
@EqualsAndHashCode(callSuper = true)
public class ConcurrentBitSetRecyclable extends ConcurrentBitSet {
private final Handle recyclerHandle;
private static final Recycler RECYCLER = new Recycler() {
protected ConcurrentBitSetRecyclable newObject(Handle recyclerHandle) {
return new ConcurrentBitSetRecyclable(recyclerHandle);
}
};
private ConcurrentBitSetRecyclable(Handle recyclerHandle) {
super();
this.recyclerHandle = recyclerHandle;
}
public static ConcurrentBitSetRecyclable create() {
return RECYCLER.get();
}
public static ConcurrentBitSetRecyclable create(BitSet bitSet) {
ConcurrentBitSetRecyclable recyclable = RECYCLER.get();
recyclable.or(bitSet);
return recyclable;
}
public void recycle() {
this.clear();
recyclerHandle.recycle(this);
}
}