org.apache.druid.client.cache.MemcachedOperationQueueFactory 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.druid.client.cache;

import net.spy.memcached.ops.Operation;
import net.spy.memcached.ops.OperationQueueFactory;

import java.util.concurrent.BlockingQueue;

public class MemcachedOperationQueueFactory implements OperationQueueFactory
{
  public final long maxQueueSize;

  public MemcachedOperationQueueFactory(long maxQueueSize)
  {
    this.maxQueueSize = maxQueueSize;
  }

  @Override
  public BlockingQueue create()
  {
    return new BytesBoundedLinkedQueue(maxQueueSize)
    {
      @Override
      public long getBytesSize(Operation operation)
      {
        return operation.getBuffer().remaining();
      }
    };
  }
}