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A high performance caching library
There is a newer version: 3.1.8
// Copyright 2021 Ben Manes. All Rights Reserved.
//
// 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 com.github.benmanes.caffeine.cache;

import java.lang.invoke.MethodHandles;
import java.lang.invoke.VarHandle;
import java.lang.ref.ReferenceQueue;

/**
 * WARNING: GENERATED CODE
 *
 * A cache entry that provides the following features:
 *
 * 

 *   RefreshWrite
 *   
StrongKeys (inherited)
 *   
SoftValues (inherited)
 * 
 *
 * @author [email protected] (Ben Manes)
 */
@SuppressWarnings({"unchecked", "PMD.UnusedFormalParameter", "MissingOverride", "NullAway"})
class PDR extends PD {
  protected static final VarHandle WRITE_TIME;

  static {
    MethodHandles.Lookup lookup = MethodHandles.lookup();
    try {
      WRITE_TIME = lookup.findVarHandle(PDR.class, NodeFactory.WRITE_TIME, long.class);
    } catch (ReflectiveOperationException e) {
      throw new ExceptionInInitializerError(e);
    }
  }

  volatile long writeTime;

  PDR() {}

  PDR(
      K key,
      ReferenceQueue keyReferenceQueue,
      V value,
      ReferenceQueue valueReferenceQueue,
      int weight,
      long now) {
    super(key, keyReferenceQueue, value, valueReferenceQueue, weight, now);
    WRITE_TIME.set(this, now);
  }

  PDR(Object keyReference, V value, ReferenceQueue valueReferenceQueue, int weight, long now) {
    super(keyReference, value, valueReferenceQueue, weight, now);
    WRITE_TIME.set(this, now);
  }

  public final long getWriteTime() {
    return (long) WRITE_TIME.get(this);
  }

  public final void setWriteTime(long writeTime) {
    WRITE_TIME.set(this, writeTime);
  }

  public final boolean casWriteTime(long expect, long update) {
    return (writeTime == expect) && WRITE_TIME.compareAndSet(this, expect, update);
  }

  public Node newNode(
      K key,
      ReferenceQueue keyReferenceQueue,
      V value,
      ReferenceQueue valueReferenceQueue,
      int weight,
      long now) {
    return new PDR<>(key, keyReferenceQueue, value, valueReferenceQueue, weight, now);
  }

  public Node newNode(
      Object keyReference, V value, ReferenceQueue valueReferenceQueue, int weight, long now) {
    return new PDR<>(keyReference, value, valueReferenceQueue, weight, now);
  }
}