org.newsclub.net.unix.pool.VirtualAwareThreadLocalObjectPool Maven / Gradle / Ivy

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junixsocket is a Java/JNI library that allows the use of Unix Domain Sockets (AF_UNIX sockets) and other socket types, such as AF_TIPC and AF_VSOCK, from Java, using the standard Socket API

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/*
 * junixsocket
 *
 * Copyright 2009-2024 Christian Kohlschütter
 *
 * 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 org.newsclub.net.unix.pool;

import org.eclipse.jdt.annotation.NonNull;
import org.newsclub.net.unix.ThreadUtil;

final class VirtualAwareThreadLocalObjectPool implements ObjectPool {
  private final ThreadLocalObjectPool tlPool;
  private final ConcurrentQueueObjectPool cqPool;

  public VirtualAwareThreadLocalObjectPool(ObjectSupplier<@NonNull O> supplier,
      ObjectSanitizer<@NonNull O> sanitizer) {
    this.tlPool = new ThreadLocalObjectPool<>(supplier, sanitizer);
    this.cqPool = new ConcurrentQueueObjectPool<>(supplier, sanitizer, Runtime.getRuntime()
        .availableProcessors() * 2);
  }

  @Override
  public Lease take() {
    if (ThreadUtil.isVirtualThread()) {
      return cqPool.take();
    } else {
      return tlPool.take();
    }
  }
}